BRK Relay Wire-In: Hardwired, Smart Relay
The BRK RM4 Smart Relay is a hardwired interconnection relay operating at 120V AC. It includes one set of Form C contacts and complies with UL 539 standards. This unit is powered by a hardwired connection and…
SKU 3G-OTH-553660
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Product Description
The BRK RM4 Smart Relay is a hardwired interconnection relay operating at 120V AC. It includes one set of Form C contacts and complies with UL 539 standards. This unit is powered by a hardwired connection and includes a backup battery.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the BRK RM4 Smart Relay used for?
The BRK RM4 Smart Relay is used to interconnect smoke alarms and other safety devices in residential or light-commercial systems. It provides a hardwired 120V AC connection with Form C contacts for reliable signal transmission, ensuring alarms trigger simultaneously across the network.
What are the specifications of the BRK RM4 Smart Relay?
The BRK RM4 operates at 120V AC, includes one set of Form C contacts, and complies with UL 539 standards. It is hardwired with a backup battery for continued operation during power loss. This smart relay is designed for interconnection in alarm systems.
Where to buy the BRK RM4 Smart Relay worldwide?
3G Electric supplies the BRK RM4 Smart Relay to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this UL 539-compliant relay.
How to install the BRK RM4 Smart Relay?
Install the BRK RM4 by connecting the hardwired 120V AC supply to the relay terminals per the wiring diagram. Ensure the Form C contacts are correctly wired to your alarm system. Follow local electrical codes and the manufacturer's instructions for safe operation.
BRK Products
3G Electric supplies BRK interconnection relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

