Daiwa Tanacom 1200 Specifications and Buying Evidence

This is the detailed research behind our short Tanacom 1200 buying guide. Use it when you want to verify capacity, power, line, rod, holder, alternatives, seller checks, or sources before buying.

Range — The Tanacom 1200 is built for the angler who wants to load serious heavy braid once, connect a straightforward 12 V power-assist system, and cover demanding deep-drop or kite jobs without immediately paying for a premium Seaborg.

Its appeal is not a single record-setting number. It is the combination of 1,100 yd of published 80 lb J-Braid capacity, a 50 lb maximum drag, a large knot-friendly line guide and a current US-market platform.

This page assumes the 1200 is already on the shortlist. If it is not, begin with the all-brand decision hub or the Daiwa size guide.

The purchase problems behind the reviews

Current US reviews for the exact Tanacom 1200 are still a small pool, so their best use is not to manufacture a durability score. They reveal the decisions buyers want settled before spending about $900 on the reel body.

Verdict in 30 seconds

Choose the Tanacom 1200 when:

• The fishing plan genuinely needs large heavy-braid capacity.
• The outfit will usually work from a rod holder.
• Deep dropping, kite fishing, canyon work or another long-line offshore job is the priority.
• A 12 V power-assist platform fits the boat or permitted battery setup.
• Tanacom value matters more than compact in-hand control or premium two-speed gearing.

Choose another reel when:

• The exact capacity of a Tanacom 750 already covers the job.
• The rod must stay in hand and a Seaborg 300J-DH or 500J carries enough line.
• Switchable high/low electric gearing is worth Seaborg pricing.
• The boat cannot provide or accept a compatible power system.

See the exact Tanacom 1200 before choosing the system

Official specifications that matter

Source: Daiwa US Tanacom 1200 product page, accessed September 1, 2026.

Keep the labels intact. Fifty pounds is the published maximum drag; 22 lb is the published maximum winding power. They are not contradictory and should not be combined into one “power” figure.

Best use: large-capacity deep dropping

Repeat — Tanacom 1200 makes the most sense when the value of the reel is another productive drop instead of another exhausting manual retrieve.

The 1,100 yd 80 lb capacity gives the system room for deep water, line angle and reserve, but the correct amount still comes from the boat's fishing plan. Ask for:

• Target species
• Typical and maximum depth
• Required braid
• Sinker or rig weight
• Expected current
• Recommended reserve
• Rod and holder specification

Do not choose the reel from depth alone. At 1,000 ft, the amount of line in the water can exceed the vertical depth because of scope. A snag or cut-off also consumes reserve.

Daiwa describes the 1200 for offshore, canyon and big-game work and notes possible swordfish duty. Treat that as manufacturer positioning, not a guarantee that one reel configuration suits every swordfish method.

Best use: kite fishing

The oversized line-guide aperture is one of the Tanacom 1200's most specific advantages. Daiwa says it is large enough to pass swivels and large knots so a kite rig can be retrieved toward the rod tip.

That feature matters only if it matches the boat's actual connection and rigging practice. Before buying, confirm:

• Line and leader connection
• Swivel dimensions
• Rod guide and tip arrangement
• Required retrieval speed
• Reel position and cable path

If the Tanacom 750 carries enough line and passes the boat's required connections, it may produce the same useful outcome for less money and weight.

Why the 1200 is different from the older 1000

Daiwa's US page states that the 1200 carries 220 yd more 80 lb J-Braid than the Tanacom 1000. It also states a 30% faster retrieval rate and 20% more power, with the motor and gearing relocated inside the spool.

Those are Daiwa's comparisons to the preceding Tanacom design. For a used 1000 versus new 1200 purchase, the buyer should compare:

• Actual used condition
• Cable and clamp included
• Service history
• Corrosion at connectors and hardware
• Display and counter operation
• Current seller warranty or return terms
• Cost of new braid

A lower used price can disappear quickly if the reel needs service, cable replacement and a full spool of heavy braid.

Power setup: 12 V is the beginning

Daiwa describes the Tanacom 1200 as a 12 V variable-speed power-assist reel. The final battery or boat-power recommendation requires the exact operating manual's permitted voltage and current specifications.

Before connecting the reel, verify:

1. Exact US model and manual.
2. Voltage range and polarity.
3. Published maximum current.
4. Boat outlet and circuit rating.
5. Connector type and cable condition.
6. Whether a separate battery is permitted on the boat.

Do not size a battery from amp-hours alone. Runtime changes with sinker and fish load, retrieval frequency, voltage drop, cable length, connection quality, battery chemistry and the battery's permitted discharge.

Use the Electric Reel Lab battery guide to compare voltage, current delivery, connection and runtime assumptions without turning amp-hours into a universal promise.

What the official parts schematic proves—and does not prove

Daiwa US now exposes an exact Tanacom1200 parts schematic. It identifies:

Serviceability is not box contents. A parts diagram shows components and orderable identifiers; it does not state that cord M18-1801 and the full 900–904 clamp assembly are included in every retail offer. It also does not publish maximum current, permitted battery chemistry or operating instructions. Use the identifiers to ask a sharper seller question, but keep the box-contents and electrical gates open until the exact offer or operating manual answers them.

The return-to-dock routine: protect the next fishing day

Ready again — Maintenance is not about making a high-priced reel look clean in storage. It is about removing the day's salt exposure, catching damage while the trip is still fresh in mind, and knowing that the reel, cord and connector are ready before the next offshore run.

Daiwa US describes the Tanacom 1200 as washable, with a sealed electronics package, and says it can be washed down after the day. That claim belongs to this model page. It should not be expanded into “waterproof,” permission to immerse the reel, or a reason to copy a Shimano cleaning routine onto a Daiwa reel.

Tanacom 1200 owner checklist

Use the exact Tanacom 1200 operating instructions when available for the cleaning method. Organize the dock routine around these checks:

1. Record anything abnormal before cleaning: display message, intermittent power, unusual sound, counter error, slipping, damaged cable or connector heat.
2. Remove the working rig: keep hooks, sinkers and leader out of the washing and storage area.
3. Inspect the cord and reel connector: look for damaged insulation, bent or contaminated contacts, loose strain relief and the exact connector cap identified in Daiwa's parts schematic.
4. Wash only by the model's instructions: Daiwa's US product page supports a post-trip washdown; the detailed procedure must come from the exact operating instructions rather than a different reel manual.
5. Let the exterior and connection area dry before storage: do not put a visibly wet cord, plug or reel into a closed bag.
6. Inspect the line path: check braid near the working end, line guide, rod guides and leader connections for abrasion or damage found during the trip.
7. Log the trip: date, saltwater use, motor behavior, counter accuracy, cord condition and any repair question.
8. Resolve faults before the next booking: Daiwa US says service authorization applies to products sold by Daiwa USA and asks owners to contact Customer Service to verify parts and service support.

The exact US service route matters at purchase. Daiwa US recommends periodic reel service and identifies its North American Service Center and authorized service locations. If the reel has an electrical fault, water intrusion concern, damaged connector, abnormal heat or persistent mechanical symptom, preserve the observation and use that route rather than turning an offshore reel into a first-time disassembly project.

Do not borrow Shimano instructions and relabel them Daiwa

Shimano's North American Beastmaster 9000 B manual is explicit for that Shimano model: remove the power cord before storage, place the protective cap on connectors, never immerse the reel, never disassemble it, never oil the drag mechanism, and seek a service center when an abnormality is detected. Those are useful examples of how specific an electric-reel manual can be—but they remain Beastmaster instructions.

For Tanacom 1200, use Daiwa's exact manual or Daiwa USA service answer for any detail not stated on the US product page. The safe maintenance comparison is therefore:

This separation prevents a correct instruction for one reel from becoming an invented instruction for another. It also gives a used-reel buyer a concrete record to request: post-trip routine, service receipts, connector history and the last trip on which every function operated normally. Use the used electric reel inspection guide when maintenance history is part of the purchase.

For the dock-to-storage sequence across reel body, cord, connector, drying and lubrication, keep the saltwater electric-reel maintenance checklist beside the exact Tanacom instructions.

Line setup: capacity is not a shopping list

The headline 1,100 yd figure is for 80 lb Daiwa J-Braid. Another braid carrying the same pound-test label may have a different diameter.

Daiwa positions J-Braid x8 Multi Color specifically for deep-drop fishing, with color changes every 10 meters for depth indication, line-movement visibility and Dendoh reel-memory programming. That makes it a relevant line candidate—not proof that the cheapest spool size will fill the reel.

What the current 80 lb spool menu does to the cart

Prepared — The line purchase should end with the reel correctly filled for the trip, not with an apparently cheap spool that leaves the buyer short or forces an unplanned join.

Prices and availability above were read from Daiwa US product data on September 2, 2026. The nominal combinations compare retail quantity with the reel's published 1,100 yd headline; they are not a spooling instruction or a ready-to-fish quote. Ask the retailer whether it can supply a continuous fill, what backing and working reserve it uses, and how much of the purchased bulk spool is returned to the buyer.

Daiwa's official specification feed lists the 80 lb x8 and x4 rows at the same 0.017 in diameter, but its metric-diameter cells are internally inconsistent. Use the inch row only as a question for the spooler; do not publish a converted millimeter value from those cells or assume an exact fill without confirmation.

Before spooling:

• Confirm the exact line product.
• Use its published diameter when available.
• Ask the retailer how much will fit under its spooling method.
• Confirm backing and line-input procedure in the manual.
• Keep the amount needed for working reserve.

The reel's line counter also depends on correct line input. If a shop fills the spool, ask whether its service includes setting the reel's line memory for the actual length installed—not just winding on the braid. Keep that length with the line label for later setup or replacement.

Rod and holder setup

The loaded Tanacom 1200 belongs in a system designed for its work. Choose the rod by the boat's sinker range, target and fishing method, then confirm:

• Reel-seat fit
• Clamp use
• Rod-holder strength and geometry
• Guide compatibility with the intended connections
• Cable clearance through the range of rod positions

The motor does not remove load from the rod, holder or terminal tackle. Large capacity should not be paired with an underspecified mounting system.

The electric-reel rod-holder fit guide turns that warning into an eight-gate check for fishing-use approval, butt depth, gimbal pin, tube dimensions, holder angle, boat structure and cable clearance.

Exact Tanacom Dendoh rod shortlist

Fit — The useful outcome is not owning a matching-name rod. It is arriving with a reel, rod and holder that can work the boat's actual rig without discovering at the dock that the length, line range or holder geometry is wrong.

Daiwa's official specification feed and current product variants separate the family as follows:

The line-weight row is a rod specification, not permission to load the reel to that label without the captain's line plan. Daiwa's feed does not publish a lure/sinker-weight value for these models, so the boat or dealer still has to close that question. For the DDL variants, confirm the exact butt and holder interface rather than decoding the suffix by assumption.

The seller listing closes the DD versus DDL length question

TackleDirect's exact order chart gives the missing seller-side distinction:

This does not turn the lower seller prices into the component floor used below. The inspected DD pages were not available to order, and the DDL stock value was not established. Keep Daiwa's current direct prices for a stable published checkpoint, then substitute the retailer price only when the exact model has a live purchasable status.

The practical choice is now clearer: first decide whether the installed holder position requires the 22.6 in DD or 28.6 in DDL butt, then choose length and line range. Do not let a $10 seller-price difference choose the boat geometry.

Use this order:

1. Separate deep drop from the exact KITE action.
2. Get the boat's required line class and sinker/rig range.
3. Choose 5'6" or 6'6" from the installed holder and transom geometry.
4. Confirm the exact reel-seat, clamp, butt and holder interface in writing.
5. Add the selected model's live price—not the series headline—to the cart.

Tanacom 1200 versus the alternatives

Tanacom 750

If the smaller system fits the job, use Daiwa's official US Tanacom 750 page to confirm the current model and dealer route. This is a manufacturer link, not an affiliate link.

Choose the 750 when its published 770 yd of 50 lb J-Braid or 550 yd of 65 lb J-Braid meets the boat's requirement. Daiwa lists 48 lb maximum drag, 12–16.8 V operation, and an included power cord and clamp.

Choose the 1200 for more heavy-braid capacity, its published performance improvements and the large-knot/kite use case.

Seaborg 300J-DH

For the in-hand alternative, check Daiwa's official US Seaborg 300J-DH page for the current model and dealer route. This is a manufacturer link, not an affiliate link.

Choose the 300J-DH when the reel must stay in hand for deep jigging or lighter deep-drop work and its exact capacity is sufficient. Daiwa positions it for depths beyond 1,000 ft, but that statement does not mean it carries every line class needed at that depth.

Choose the Tanacom 1200 when holder-based capacity and reserve are the priority.

2026 Seaborg 500J

For the compact 500-class alternative, check Daiwa's official US 2026 Seaborg 500J page for the current generation and dealer route. This is a manufacturer link, not an affiliate link.

Choose the 500J for a compact setup with published 440 yd of 50 lb braid and flexibility between in-hand and holder use.

Choose Tanacom 1200 for substantially more heavy-line capacity and large-system work.

Sea Power 1200

Check Daiwa's official US Sea Power 1200 page for the current model and dealer route. This is a manufacturer link, not an affiliate link.

The dedicated Sea Power 1200 guide turns owner concerns about line input, strike awareness and multi-use setup into a complete buying checklist.

Sea Power is the comparison for buyers considering higher maximum drag at nearly the same heavy-braid capacity. Daiwa US publishes 1,110 yd of 80 lb J-Braid, 66 lb maximum drag, 108 lb momentary winding power and 140 yd/min retrieval for Sea Power 1200, with a displayed MSRP of $1,199.99, rechecked against the US product page and exact-model price data on September 4, 2026.

Do not divide 108 by Tanacom's 22 and call Sea Power five times stronger: Daiwa labels the former momentary winding power and the latter maximum winding power. Maximum drag is a separate measure, not powered winding force or proof of better results on the water. Consider Sea Power when its higher stated maximum drag and Daiwa's heavy-load positioning address a specific requirement in the boat's setup; keep Tanacom when its capacity and powered retrieval already cover the job. Electrical demand remains a pre-purchase confirmation because Daiwa's current US manual index did not list an operating manual for either current 1200 model on the verification date.

Seaborg 800MJ or 1200 class

For the MegaTwin alternative, confirm the current US model and dealer route on Daiwa's official Seaborg 800MJ page. This is a manufacturer link, not an affiliate link.

Choose premium Seaborg when MegaTwin control, drivetrain design or a specific heavy-duty use earns the price. Tanacom 1200 remains the value-oriented large-capacity recommendation.

Shimano Forcemaster 9000 A

Check Shimano's official US Forcemaster 9000 A page for the current model and dealer route. This is a manufacturer link, not an affiliate link.

Forcemaster is the direct high-capacity Shimano value alternative. Shimano publishes 1,030 yd of 80 lb PowerPro and 55 lb maximum drag. Compare the complete US system: reel, braid, rod, power equipment and service route.

Who should not buy the Tanacom 1200?

It is not the default answer when:

• The intended line fits comfortably on a smaller reel.
• The outfit will be held and actively jigged all day.
• Fishing is shallow enough that power assist adds little value.
• The reel is being purchased before the boat's power and rig requirements are known.
• The real motive is simply to own the largest model number.

The Tanacom 1200 is attractive because it opens demanding fishing with less wasted effort. If the extra capacity never leaves the spool, a smaller system can be more enjoyable and less expensive.

Ready-to-fish cost

The buying motive is not simply to own the reel. It is to arrive at the first offshore trip with a complete, compatible large-capacity system—not a $899.99 reel that still cannot fish.

Published component floor

Fit before price — The $99.99 series headline is not the useful shortcut it first appears to be. Daiwa's current product data ties it to TNB28XH-KT, while the nine listed 56/66 variants are $259.99 or $279.99. For a Tanacom 1200 deep-drop cart, use $1,159.98 only as the reel-plus-56/66-rod-candidate floor, then let the boat's sinker range, target, holder geometry, reel-seat fit and connection path select the exact rod.

The $1,159.98 floor excludes braid, spooling, power, charger, holder or mount, terminal tackle, shipping and tax. A single filler-spool price cannot be added once and called the line total: the Tanacom 1200 may need multiple retail spools or a bulk-spool arrangement, and the correct fill depends on the chosen line and fishing plan. The two published cord prices are also alternatives to verify against the exact offer and boat setup, not costs to add automatically.

What these subtotals include—and what to budget next

These are dated arithmetic checkpoints, not recommendations. To work out your ready-to-fish total, select the exact rod, confirm a continuous line fill and its price with the spooler, check which cord and clamp the seller includes, and get prices for the boat's approved power and holder setup. An unknown component is not $0.

Price the following together:

• Tanacom 1200 reel
• Approximately the required amount of selected braid—not automatically 1,100 yd
• Professional spooling when used
• Matching rod
• Power source, charger and case if required
• Cable or approved connector arrangement
• Clamp and holder hardware
• Terminal tackle

The reel's selling price is only one line. Heavy braid and a suitable rod can materially change the purchase decision.

Where the current US purchase routes stand

Confidence — The goal is to reach the first trip with the correct US reel, a known power connection and a complete line plan—not to save a click at checkout and discover the missing answer at the dock.

The US retailer comparison tracks the exact purchase gates. Choose the route that closes model, box, returns, service and complete-system cost with the least work left before the first trip.

Buying checklist

• [ ] Exact US Tanacom 1200 SKU
• [ ] Target species and method
• [ ] Boat-recommended braid and sinker
• [ ] Typical and maximum depth
• [ ] Required line plus reserve
• [ ] Rod and holder compatibility
• [ ] Exact manual downloaded
• [ ] Voltage, polarity and current checked
• [ ] Boat outlet or separate battery approved
• [ ] Cord, clamp and box contents confirmed
• [ ] Seller warranty, return and service route confirmed
• [ ] Ready-to-fish total calculated

Final verdict

The Daiwa Tanacom 1200 is the best current US Daiwa starting point for buyers who genuinely need large 80 lb braid capacity for deep-drop, kite or other holder-based offshore work. Its advantage is breadth: capacity, line-guide clearance, speed and straightforward 12 V power assist in a platform below premium Seaborg pricing.

Buy smaller when the line fits. Buy premium when a named control or drivetrain advantage will be used. Buy the Tanacom 1200 when the whole fishing job—not the model number—calls for its reserve.

The exact Tanacom 1200 Amazon link is available above. Other retailer links are added only when their exact offer and commercial route are verified.

Sources

• Daiwa US Tanacom 1200: https://daiwa.us/collections/reels/products/tanacom-1200 (accessed 2026-09-01)
• Daiwa US Service Requests: https://daiwa.us/pages/service-requests (accessed 2026-09-04)
• Daiwa US Electric Reel Schematics: https://daiwa.us/pages/dendoh-electric-reel-schematics (accessed 2026-09-04)
• Shimano North America Beastmaster 9000 B instruction manual: https://fish.shimano.com/content/dam/Shimanofish/LocalNA/Contentsrelated/manuals/IM_BEASTMASTER_9000_B.pdf (accessed 2026-09-04)
• Daiwa USA official Tanacom 1200 introduction: https://www.youtube.com/watch?v=NSADu2-c52s (accessed 2026-09-01; exact current US model overview)
• Daiwa US Tanacom Dendoh Rods: https://daiwa.us/products/tancom-dendoh-rods (accessed 2026-09-02)
• Daiwa US Tanacom Dendoh Rods product data (exact variant names, prices and availability): https://daiwa.us/products/tancom-dendoh-rods.js (accessed 2026-09-02)
• Daiwa US official specifications feed used by the product page (Tanacom Dendoh model, length, power, action, line weight and guide rows): https://daiwa-us-sheets-proxy.devotedigital.workers.dev/sheets/specs?ranges=RODS%21A1%3AZ100000 (accessed 2026-09-02 with Origin: https://daiwa.us)
• TackleDirect Tanacom Dendoh rod order chart (exact model, retailer code, seller price and availability): https://www.tackledirect.com/daiwa-tanacom-dendoh-offshore-deep-drop-rod.html (accessed 2026-09-02)
• TackleDirect exact TNB66HF-DD listing (UPC 043178219584, DD/DDL butt description and unavailable status): https://www.tackledirect.com/daiwa-tnb66hf-dd-tanacom-dendoh-offshore-deep-drop-rod.html (accessed 2026-09-02)
• West Marine Daiwa conventional reels (Tanacom 1200 price and review count): https://www.westmarine.com/daiwa-conventional-reels/ (accessed 2026-09-02)
• West Marine returns and exchanges: https://www.westmarine.com/customerservice/Returns-Exchanges.html (accessed 2026-09-02)
• Bass Pro Shops Daiwa Tanacom 1200: https://www.basspro.com/p/daiwa-tanacom-1200-electric-reel (accessed 2026-09-02)
• Melton Tackle Daiwa Tanacom 1200 (exact MPN/UPC, stock, cord inclusion and spooling options): https://www.meltontackle.com/daiwa-tanacom-1200.html (accessed 2026-09-02)
• Melton Tackle returns and exchanges: https://www.meltontackle.com/returns-and-exchange-policy (accessed 2026-09-02)
• Daiwa US J-Braid x8 Multi Color: https://daiwa.us/collections/line/products/j-braid-x8-braided-line-multi-color (accessed 2026-09-02)
• Daiwa US J-Braid x4 Multi Color: https://daiwa.us/collections/line/products/j-braid-braided-line-x4-multi-color (accessed 2026-09-02)
• Daiwa US J-Braid x8 Multi Color product data (exact 80 lb variant, price and availability): https://daiwa.us/collections/line/products/j-braid-x8-braided-line-multi-color.js (accessed 2026-09-02)
• Daiwa US J-Braid x4 Multi Color product data (exact 80 lb variants, prices and availability): https://daiwa.us/collections/line/products/j-braid-braided-line-x4-multi-color.js (accessed 2026-09-02)
• Daiwa US official specifications feed used by the product pages (line length, test and diameter rows): https://daiwa-us-sheets-proxy.devotedigital.workers.dev/sheets/specs?ranges=LINES%21A1%3AZ100000 (accessed 2026-09-02 with Origin: https://daiwa.us)
• Daiwa US alligator-clip electric-reel power cord: https://daiwa.us/products/power-cord (accessed 2026-09-02)
• Daiwa US DCPN Tanacom-compatible power cord: https://daiwa.us/products/dcpn (accessed 2026-09-02)
• Daiwa US Tanacom 750: https://daiwa.us/products/tanacom-750/1000 (accessed 2026-09-01)
• Daiwa US Seaborg 300J-DH: https://daiwa.us/collections/reels/products/seaborg-300j (accessed 2026-09-01)
• Daiwa US 2026 Seaborg 500J: https://daiwa.us/collections/price-over-500/products/2026-seaborg-500j (accessed 2026-09-01)
• Daiwa US Seaborg 800MJ: https://daiwa.us/collections/price-over-500/products/seaborg-800-m (accessed 2026-09-01)
• Daiwa US Sea Power 1200: https://daiwa.us/collections/power-assist-reels/products/23-sea-power (accessed 2026-09-01)
• Daiwa US parts diagrams and owner's manuals: https://daiwa.us/pages/parts-diagram-owners-manuals (accessed 2026-09-01)
• Daiwa US Tanacom1200 exact parts schematic: https://cdn.shopify.com/s/files/1/0384/6645/3641/files/Tanacom1200.pdf?v=1680225890 (accessed and visually inspected 2026-09-02)
• Daiwa Australia official Tanacom 1200 setup video page: https://daiwafishing.com.au/blogs/video-resource-electric-dendoh-reels/set-up-guide-tanacom-1200 (video ID e3joV-Xs4tA; accessed 2026-09-02)
• Daiwa Scandinavia Tanacom page and linked Tanacom-800_1200_warning_manual.pdf: https://www.daiwa.com/scandinavia/product/jxc5x1p (accessed 2026-09-02). The 47-page PDF was visually inspected and identifies itself as a Tanacom 800 instruction manual; its 16.8 V / 33 A table is not used as Tanacom 1200 or US-model evidence.
• Shimano US Forcemaster A: https://fish.shimano.com/en-US/product/reels/specialized/electric/a075f00003dsykuqap.html (accessed 2026-09-01)
• Walmart exact Tanacom 1200 customer ratings and review page: https://www.walmart.com/ip/2528791219 (accessed 2026-09-01)
• OpticsPlanet exact Tanacom 1200 verified-owner review page: https://www.opticsplanet.com/daiwa-tanacom-1200-dendoh-reel.html (accessed 2026-09-01)
• Electric-reel setup question showing first-purchase setup friction: https://www.reddit.com/r/Fishing_Gear/comments/wct75m/help_setting_up_daiwa_seaborg_500mjat/ (accessed 2026-09-01; category-level problem discovery only, not Tanacom 1200 performance evidence)
• Tanacom naming question showing model-identity friction: https://www.reddit.com/r/Fishing/comments/zk3ktg/eletric_reel_daiwa_tanacom/ (accessed 2026-09-01; category-level problem discovery only, not Tanacom 1200 performance evidence)