Catalog > Est Edwards 4REXP 130174 Module Fire Ala...

Verified: January 09, 2026

Est Edwards 4REXP 130174 Module Fire Alarm Part Lss4 LSS1

~$55.00

The Est Edwards 4REXP 130174 module is an expansion module used in fire alarm systems to increase the number of available input and output circuits.

Key Specifications

  • Compatibility: Est Edwards fire alarm systems
  • Voltage: 24 VDC
  • Input Circuits: 4 supervised circuits
  • Output Circuits: 4 Form-C relay circuits
  • Mounting: Compatible with standard fire alarm control panel enclosures
  • Type: Expansion module
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