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EATON

EATON RELAY-MS

Remote Power Management Adapter - Mini Slot - Serial

MPNRELAY-MSAdaptersUpdated

Key facts

Part number
RELAY-MS
Brand
EATON
Category
Adapters
Price
AUD 253.79≈ USD 178 RRP
Availability
On request — ask for a quote

The EATON RELAY-MS is an adapter listed on tprice.co. RRP AUD 253.79≈ USD 178 (Oct 2026). Request a quote for volume pricing, or sell us your used adapters.

Overview

Eaton Remote Power Management Adapter - Mini Slot - Serial

Mini-Slot Card Works with Eaton 5PX G2 and 9SX UPS Systems

This RELAY-MS relay/serial interface card offers two types of interfaces via a DB9/RS-232 connector: dry contacts (contact mode) and RS-232 serial interface (RS-232 mode). It enables network monitoring of a connected UPS system through a relay-connected computer. Network monitoring helps protect the computer by initiating automatic shutdowns. Supported Eaton UPS systems include the 5P, 5PX, 5PX G2, 9PX, 9PXM, 9SX and 93E series. No UPS shutdown, restart or load disconnection is necessary to install RELAY-MS.

Ready for Operation in 2 Modes

In contact mode (the default setting), RELAY-MS provides UPS information to an alarm system, programmable logic controller (PLC) or computer via dry contacts (relay). Transmitted information includes load power, load on bypass, load on battery, load on utility, battery fault and low battery. In RS-232 mode (RS-232 cable sold separately), RELAY-MS offers an RS-232 interface for connection to a computer or UPS control display unit.

Specifications

General

Serial
Yes
Compatibility
Eaton UPSs:5130913591309170
Proprietary Slot Type
Mini Slot
Product Type
Remote Power Management Adapter

Manufacturer Website Address

Manufacturer
Eaton Corporation
Product Name
Remote Power Management Adapter
Brand Name
Eaton

Price history

Latest
AUD 253.79≈ USD 178
Oct 2026
Lowest recorded
AUD 253.79≈ USD 178
Highest recorded
AUD 253.79≈ USD 178
Recorded
2026
1 price point

AUD 253.79 rrp, recorded

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Prology buys used and surplus adapters – including RELAY-MS. Sell outright or trade in against your next order. Offer within 1 business day.