Skip to content
LET US BE YOUR  NEXT SECURITY  PARTNER
LET US BE YOUR  NEXT SECURITY PARTNER
2D51 SYSTEM SENSOR
Warranty Terms and Conditions

2D51 SYSTEM SENSOR

by SYSTEM SENSOR
Sold out
$78.82 - $78.82
$78.82
$78.82 - $78.82
$78.82
Availability :
Out of stock

dataSheet

Product Overview

The System Sensor 2D51 is a low-profile pendant/plenum smoke detector designed for no-flow or low-flow air-handling systems (0–4,000 FPM). It is installed on a B210LP base and wired to a D4P120 power board-only control unit, which can manage up to two 2D51 detectors. The detector features a twist-in/twist-out head for easy removal, cleaning, and maintenance.

Key Features

  • Low-profile pendant/plenum smoke detector design
  • Suitable for no-flow/low-flow air-handling systems (0–4,000 FPM)
  • Low standby current with two LEDs blinking in standby mode
  • Twist-in/twist-out detector head for quick cleaning and maintenance
  • Built-in test switch and remote test/reset capability
  • Field sensitivity metering compliant with NFPA 72 using RTS2/RTS2-AOS and SENS-RDR
  • Mounts on a standard electrical box
  • SEMS screws for easy wiring and secure wire retention
  • Removable cover and insect screen for field cleaning
  • Visual indication via LEDs; audible/visual status available through compatible remote annunciators