Description
- Model & Brand: ABB 086444-005
- ABB Type Designation: HKQCS PARTS ON LINE
- Catalog Description: PWA, MPRC, W/DIRECT FIBER
- Long Description: PWA, MPRC, W/DIRECT FBR OPT
- Physical dimensions: Approximately 25 × 130 × 394 mm (W × H × D) based on supplier dimensional data; verify against the actual mechanical drawing before cabinet planning.
- ABB-listed gross weight: 0.4 kg. This is the published gross-weight field and should not automatically be treated as the packed shipping weight for a new export shipment.
- Estimated shipping weight: Approximately 0.6–1.0 kg, depending on ESD protection, cushioning, carton size, and documentation.
- What’s in the box: MPRC PWA/direct-fiber board and protective packaging. Do not assume fiber patch cables, mounting hardware, or manuals are included unless confirmed on the packing list.
- Handling: Keep the PCB inside its ESD shielding bag until installation. Protect the fiber-optic interface and exposed board edge from mechanical impact.
Product Introduction
The ABB 086444-005 is a printed wiring assembly identified by ABB as an MPRC PWA with direct-fiber-optic functionality. ABB’s own product record assigns it to the HKQCS PARTS ON LINE designation and identifies it as a spare part, with a published gross weight of 0.4 kg and customs tariff number 85176200.
Physically, this is a board-level replacement asset rather than a general-purpose PLC I/O module. The direct-fiber interface is significant (especially where electrical isolation and optical communication are required), so the fiber interface should be treated as a precision connection point during storage, transportation, and installation. Third-party listings also identify the item as an ABB MPRC direct-fiber module/PWA.
Core Technical Specifications
The 85176200 tariff number and 0.4 kg gross-weight value come directly from ABB’s published product-detail information.
Do not populate missing electrical specifications from unrelated MPRC variants. For an audit-controlled spare, the exact revision and board markings should take precedence over generic reseller specifications.
? Global Compliance & Industry Certifications
For the 086444-005, compliance documentation should be tied to the actual board revision and manufacturing lot.
- CE Mark: Verify whether the complete equipment assembly into which this PWA is installed carries the applicable CE conformity documentation.
- UL/cUL: Do not assume independent UL or cUL listing for the replacement PWA unless ABB provides documentation covering the specific assembly.
- ATEX / IECEx: This part should not be treated as independently hazardous-area certified merely because it is used in industrial automation equipment. Verify the complete system certification and installation restrictions.
- Marine approvals: DNV GL or other marine certification should be verified against the specific equipment configuration if the board is intended for marine service.
- EMC: The board’s compliance may be evaluated as part of the host system rather than as an independently certified field device.
- Customs classification: ABB’s published product record identifies HS/customs tariff number 85176200. Use the importing country’s tariff schedule and broker determination for the final declaration.
The distinction is important: a certification applying to the host control system does not automatically establish an independent certification for a replacement circuit board.

ABB 086444-005
Verify specific lot certifications with OEM.
? Long-Term Storage & Asset Preservation Guide
- Keep the PCB in its original ESD shielding packaging. Do not store the bare board on an ordinary metal shelf or allow the fiber interface to remain exposed. The optical connection and PCB contacts are particularly vulnerable to contamination.
- Control humidity. Maintain a clean, dry indoor storage environment, preferably below approximately 60% RH, with no condensation. Avoid storing the board near chemical vapors, salt spray, or areas where conductive dust can accumulate.
- Inspect the fiber interface before issuing the spare. Check the optical connector, board edge, retaining hardware, and exposed contacts for dust, oxidation, or mechanical damage. Never touch an optical end face with bare fingers (a tiny contaminant can become a significant optical-loss problem).
Physical Installation Prerequisites
- Mounting: Verify the host MPRC/ABB chassis and exact board-slot compatibility before installation. This is a board-level assembly, not a generic DIN-rail module.
- Clearance: Maintain sufficient rear and lateral clearance for the board, chassis hardware, fiber routing, and service access. Do not force a fiber cable into a tight bend radius.
- Cooling: The ABB product record does not publish a specific heat-dissipation value for this part. Preserve the host cabinet’s designed airflow path rather than adding an arbitrary clearance specification.
- Grounding: Follow the grounding and bonding arrangement specified for the host ABB equipment. Do not create an independent grounding scheme for the PWA unless the installation documentation requires it.
- ESD protection: Use a grounded ESD wrist strap and grounded work surface before removing the board from its shielding bag.
- Fiber handling: Keep optical connectors capped until connection. Inspect and clean the connector according to the applicable ABB fiber-interface procedure.
- Configuration control: Record the existing board revision and identification markings before replacement. A matching part number does not necessarily establish matching firmware, revision, or application configuration.
Buyer’s FAQ
Q: What HS code should appear on the shipping documents?
A: ABB’s product record lists 85176200 as the customs tariff number for 086444-005. Use that as the manufacturer’s reference, then have the customs broker confirm the applicable national tariff extension before export.
Q: What should I declare for Country of Origin?
A: Be careful here. ABB’s published product record currently shows United States (US) and China (CN) in the Country of Origin field. That field should not be converted into a single COO on a commercial invoice without verifying the actual unit’s manufacturing label and supplier-issued COO. Keep the evidence with the shipment file.
Q: Is the 0.4 kg figure the actual shipping weight?
A: No—not necessarily. ABB identifies 0.4 kg as gross weight in its product data. A freight booking should use the actual packed weight and package dimensions measured after ESD protection, cushioning, and cartonization.
Q: Does 086444-005 include the latest firmware?
A: There is no ABB product record establishing a firmware revision for this PWA. Do not promise “latest firmware” based solely on the part number. Record the board revision, date code, and any configuration/firmware information available from the installed system before approving the spare for deployment.
Asset-control recommendation: Record ABB 086444-005 / HKQCS PARTS ON LINE / PWA,MPRC,W/DIRECT FIBER as the controlled identity. For the warehouse master record, retain the board revision, serial/date code, COO evidence, HS classification, actual packed dimensions, actual shipping weight, ESD packaging condition, and fiber-interface condition separately.



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