Mitsubishi UPS Accessories

Below is the list of Mitsubishi UPS accessory models:

Below is the list of Mitsubishi UPS Spare Parts models:

FW-AMB — Expansion multi-board

A modular expansion board that adds multi-port serial communications for multi-server and master/slave UPS monitoring. Typically used when you need additional RS-232/remote-control ports for FREQSHIP or shutdown management. Compatible with many FW-S/V/A series models (not supported on some smallest S10(C) 0.7/1.0/1.5k models).

FW-ARB — Relay I/O board
A relay input/output board that provides alarm outputs and external control inputs (terminal-block signals) for integration with building control, PLCs, or external alarm systems. Useful where discrete signaling (contacts) to external equipment is required.

FW-AEB — Network (Ethernet / MODBUS-TCP / SLMP) board
Network interface board that enables Ethernet-based UPS monitoring and control using MODBUS-TCP or SLMP protocols — allows remote monitoring, polling, and integration with network management systems. Intended for FW-S/A series and compatible models.

FW-PF1-W1 / FW-PF1-U1 — Web / SNMP board (Windows / UNIX variants)

Web / SNMP option boards providing network management (SNMP/Web) functions. FW-PF1-W1 is the Windows-targeted variant; FW-PF1-U1 supports UNIX platforms (HP-UX, Solaris, AIX). Use these to enable web GUI and SNMP traps for centralized NMS integration.

FW-SDC-A — Communication cable (D-sub9F ↔ D-sub9F, 3 m)

3-meter RS-232 communication cable (D-sub 9F to D-sub 9F) used to connect UPS serial port to management PC or supplied UPS software media. Sold as standard accessory for many FW-S/V/A/J/F series systems.

FW-DBL-07 — Extension D-sub cable (D-sub9M ↔ D-sub9F, 7 m)

7-meter extension RS-232 cable (D-sub 9M to D-sub 9F) used when the management PC or router is farther from the UPS. Handy for flexible installation in racks or cabinets.

FW-MSU-F / FW-MSU-F-E / FREQSHIP — UPS management kit & software suite

Full UPS management kit (FREQSHIP) supplied with media and communications cable. Provides advanced monitoring, logging and orderly shutdown for servers. FW-MSU-F is the standard package; FW-MSU-F-E is the English/alternate locale edition. FREQSHIP (paid) is the high-function management suite; the Linux variant appears as FW-FUX-F. 

FREQSHIP-mini — Auto-shutdown software (free)

A free, lightweight automatic shutdown tool for PCs and servers to perform orderly shutdown on power loss. Catalog notes it is downloadable from Mitsubishi FA site.

UPSSET — UPS configuration / setting tool

Software utility for changing UPS parameters (for example output voltage in 1 V steps where supported), configuring thresholds, and other local settings. Works with supported FW-S/V/A series UPS via the supplied communication cable.

UPS_LOG — UPS history / event logging software

Windows tool for collecting UPS event history and logs — useful for diagnostics, audit trails, and preventive maintenance records.

FW-FCB-B — Floor fixing bracket (channel base)

Floor-mount channel base / fixing bracket used for secure floor installation of tower or rack UPS units. Compact accessory for anchoring UPS in place on floor surfaces. (Price and more fit-notes in catalog.)

FW-FRC-B — 19″ rack mounting kit (EIA)

EIA-19" rack mount kit for FW-J / FW-F series, enabling installation of tower/rack convertible UPS into standard racks. Includes mounting hardware specific to Mitsubishi chassis.

FW-STR-1.0K / FW-STR-3.0K / FW-STR-5.0K — Transformer units (S series)

Transformer units that convert FW-S series input/output to 200 V operation — expand the FW-S series capability to meet different input/output voltage requirements. Catalog warns transformer units must be used only with specified UPS body models. Prices are listed per transformer SKU.

FW-SEB-A1 / FW-SEB-A2 / FW-SEB-B / FW-SEB-D — Expandable battery units (S series)

External battery cabinet families to extend backup time. A1/A2 are small battery modules (~20–32 kg), B is medium (~45 kg), and D is large (~110 kg). Backup time tables in the catalog show how many and which battery units can be connected to specific UPS models (e.g., FW-S10L-1.0K, FW-S10-3.0K). 

FW-VEB-01 / FW-VEB-03 / FW-VEB-05 — Expandable battery units (V / V2 series)

Battery extend units for V-series UPS to increase runtime; specific part numbers map to different backup targets and cabinet sizes. Note: some V-series models have production/parts end-of-supply dates in the catalog — confirm availability for older V series. 

FW-VCB-01 / FW-VCB-03 — Battery cabinet / base kits (V series)

Battery cabinet bases, caster kits and mounting bases for V / V2 series battery modules and cabinets; used to position and move battery cabinets safely. FW-VCB-03 appears as a listed base SKU in the catalog. 

FW-SSRR — Auxiliary rack rails

Auxiliary 19" rack rails for specific S-series models when mounting into an EIA rack with square/clip rails. Use when UPS chassis needs additional supporting rails in the rack.

FW-STC-312 / FW-STC-512 — STR series connection / interconnect cables

Interconnect cables used to connect STR transformer units to the UPS bodies for the 3.0K and 5.0K models respectively. Required for correct electrical connection when using transformer options.

FW-SCB-01 — Channel base (standard stand / floor fixing kit)

Standard channel base (floor fixing stand) supplied with many FW-S series UPS (0.7K, 1.0K, 1.5K variants). Catalog indicates this is included as a standard accessory on those models.

FW-S2CB-01 — Channel base (for STR / special mounting)

Separate channel base SKU used specifically with FW-STR transformer units and some larger S-series / SEB-D combinations — used when a special footprint or mounting is required.

Power Monitor (model varies)

A network/power monitoring accessory family listed in the options tables. Exact model and features vary by series (check chapter/options pages for the model that matches your UPS).

Spare Battery / Spare Fan (maintenance parts)

OEM replacement batteries and cooling fans for the UPS families. Catalog lists replacement battery units and fan availability; disposal/return procedures for used batteries are included with replacement units. Confirm correct spare part SKU per UPS model when ordering. 

For inquiries regarding Mitsubishi UPS units and accessories, or for technical support, please contact Melink Automation.