4.9 Based on 1181 reviews 
Description
🛡️ Espire Hardwired Relay Base for Interconnect Systems
💡 Reliable Safety with ESP ES1RB – Mains Powered Relay Base with Battery Backup for Interconnect Alarms
The ESP ES1RB is a mains powered relay base with battery backup for hardwired Espire interconnect alarms. It switches external devices (like sounders or panels) when an alarm in the system is triggered. It supports up to 28 Espire alarms via a 230V AC supply and wired interconnection.
This unit does not support RF-Link, but works with any Espire alarm that supports hardwired interconnection. It includes a rechargeable backup battery that provides up to 2 months of standby power.
🔧 Key Features – Mains Relay Base for Alarm Systems
- Power Supply: 230V AC mains
- Battery Backup: 3V lithium rechargeable (x2 VL2330)
- Relay Type: Volt-free SPDT (250V max, 8A load)
- Maximum Power Use: 3W active / 0.38W standby
- Interconnect:
- ✅ Wired interconnect only – up to 28 devices
- ❌ Not RF-Link compatible
- Cable Size: 0.75 – 2.5 mm²
- Wiring Distance: Up to 300 metres
- Mounting: Wall or ceiling
- Materials: UV-stabilised UL94-V0 ABS (white)
- Dimensions: Ø142 x 36.5 mm
- Weight: 0.18kg
- Warranty: 5 years
🏡 Ideal For
- Activating third-party devices when alarms trigger
- Wired Espire alarm networks
- Upgrading installations with external output devices
- Projects needing reliable relay control
- Systems without RF-Link support
📦 What’s in the Box
- ESP ES1RB relay base
- Cover plate for standalone installation
- Mounting fixings
- Instruction leaflet
- ✅ Why Choose the ESP ES1RB?
The ES1RB adds smart switching to Espire wired alarm systems. It’s ideal for connecting to external devices like control panels or sounders. Its battery keeps the relay base ready even during short-term power cuts.
🔗 Related Products
Looking for a battery-powered interconnect module? See the ESP ES1MODV Input Module.
Need an RF-Link ready alarm? Check out the ESP ES1CHLV CO & Heat Alarm.
📝 Summary – Mains Powered Relay Base for Espire Alarms
Hardwired relay base that allows third-party devices to be activated by any alarm on an Espire wired interconnect system. No RF-Link support. Includes backup battery and universal mounting.
