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System Sensor D4P120 Power-Board-Only Component | D4P120

System Sensor D4P120 Power-Board-Only Component | D4P120

Name: System Sensor D4P120 Power-Board-Only Component | D4P120
Brand: System Sensor
SKU: D4P120
Price: 263.49 USD
Availability: InStock

System Sensor

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SKU:: D4P120

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UPC:
Condition:: New
Width:: 8.00 (in)
Height:: 4.00 (in)
Depth:: 6.00 (in)

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Overview

System Sensor D4P120 Power-Board-Only Component | D4P120

Product details

Description

Product Summary

The System Sensor D4P120 Power-Board-Only Component is a professional-grade replacement part from System Sensor. Power board component for D4120 & D4120W.

Duct smoke detectors sense smoke in the HVAC air stream and shut down air handlers to keep smoke from spreading through a building, as required by many mechanical and fire codes for systems above 2,000 CFM. This group includes detector housings, sampling tubes, remote test stations, annunciators, and accessories.

Key Features

Replacement power board

Specifications

Brand	System Sensor
Part Number	D4P120
Part Type	Duct Smoke Detector
Operating Temperature	-4°F to 158°F (-40°C to 70°C)
Operating Humidity	0 to 95% RH (Non-condensing)
Air Duct Velocity	100 to 4000 ft/min

White Paper

System Sensor D4P120 Product Specification Sheet (PDF)

What's Included

(1) System Sensor D4P120 Power-Board-Only Component

Safety: Always disconnect power and follow lockout/tagout procedures before servicing electrical components. Installation should be performed by a qualified technician.

Comfort for the people who live there

The right equipment keeps the rooms you live in steady and quiet, whether it's dinner in the kitchen or a weekend project in the garage.

Specifications

Extra Information

Find your comfort-ready size with confidence

Get a fast, learning-friendly estimate for tons and BTUs, then review it with a Pro to dial in the perfect fit for your home.

Quick sizing snapshot

Enter your home size and a few basics to see a quick HVAC365 sizing snapshot you can review with a Professional.

Home size (sq ft)

Enter at least 100 sq ft.

Use conditioned square footage only; skip garages and unfinished basements.

Climate

We’ll auto-detect for U.S. visitors.

Home type

Select your home type.

Shared walls and insulation levels change the load—pick what matches your structure.

System type

Choose a system type.

Match the system to your ductwork, fuel, or preferred heat source for best comfort.

This is a sizing estimate for general guidance only. Always confirm final size, duct design, and fuel type with a Professional before purchasing equipment or pulling permits.

Brand:

System Sensor

Width:

8.00 (in)

Height:

4.00 (in)

Depth:

6.00 (in)

Weight:

3.00 LBS

Safety Information:

⚠ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Prop 65 Warning:

Yes

Part Type:

Duct Smoke Detector

Operating Temperature:

-4°F to 158°F (-40°C to 70°C)

Operating Humidity:

0 to 95% RH (Non-condensing)

Air Duct Velocity:

100 to 4000 ft/min

Please Note: To validate the manufacturer's warranty, equipment must be installed by a qualified licensed professional in accordance with local codes and the manufacturer's installation requirements.