Ei Electronics Ei428 RF relays basis 230V

£148.67 ex. VAT

The Ei428 triggers external devices as its relay activates when it receives an alarm signal from a compatible Ei Electronics device.

The Ei428 triggers external devices as its relay activates when it receives an alarm signal from a compatible Ei Electronics device.

  • 230V AC power supply with rechargeable lithium battery back up
  • Hardwire & Wireless Interconnect
  • 1 Volt free contact output (NO/NC)
  •  Continuous or pulse mode
  • Visual RF transmission indicator
  • Unique house coding feature
  • Tamper proof rechargeable lithium battery back up
  • Low power battery indicator
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