SHG S D144-AMP 4-Wire PJ7 Adapter | WE-425 Equivalent | TAA Compliant

SHG S D144-AMP 4-Wire Console Adapter

Professional 4-Wire PJ7 Adapter with Volume Control & Amplification

The SHG S D144-AMP is a high-reliability 4-wire adapter designed for seamless connectivity between professional headsets and 4-wire dispatch consoles, PBXs, and ACD systems. As a direct functional equivalent to the WE-425, this "plug-and-play" solution is built for mission-critical reliability in public safety and command center operations.

🛡️ TAA COMPLIANT

This product is TAA Compliant and meets all requirements of the Trade Agreements Act (19 U.S.C. & 2501, et seq.), making it eligible for procurement by the U.S. Federal Government and for use on GSA Schedule contracts.

What’s in the Box?

1 SHG S D144-AMP 4-Wire Adapter Cable
1 Detachable Neck Hanger
Integrated Belt Clip (attached to housing)

The Top 5 Features

UNIVERSAL 4-WIRE COMPATIBILITY: Designed for standard 4-wire dispatch environments, this PJ7 (2-prong) adapter works with any SHG or Poly/H-Series headset top, ensuring clear communication across consoles, PBXs, and ACDs.
INTEGRATED AMPLIFICATION: Features a built-in carbon-type microphone amplifier that optimizes outgoing voice quality, ensuring your transmissions are crisp and professional even in busy operational centers.
PRECISION VOLUME CONTROL: The ergonomic in-line controller includes a dedicated receiving volume switch, allowing operators to make instant audio adjustments to compensate for varying call quality without looking away from their monitors.
WEARABLE VERSATILITY: Engineered for comfort and mobility, the adapter includes both a heavy-duty belt clip and a neck hanger, giving dispatchers multiple ways to secure the unit during long shifts.
TAA COMPLIANT & RELIABLE: Boasting a reliability rate of over 99.96%, this TAA-compliant device is the trusted choice for federal agencies and public safety departments requiring high-performance, legally-sourced hardware.

Technical Specifications

Model: S D144-AMP (Amplified)
Wire Configuration: 4-Wire System
Interface: PJ7 2-Prong (Dual Prong)
Headset Connector: Poly QD (Poly-compatible Quick Disconnect)
Microphone Type: Carbon-type Amplifier
Legacy Equivalent: WE-425
Cable: 3 available lengths; 10, 15 and 25 feet
Compliance: TAA Compliant
Warranty: 1-Year Manufacturer's Warranty 

⚠️ Technical Clarification for Buyers:

Please note that this is a 4-wire adapter. It is designed for specific console types and is not interchangeable with 6-wire systems (like the S D145 series). If your console requires 6-wire connectivity for radio/telephony separation, please view our S D145-PTT/AMP listings.

Download

SHG S D144-Amp datasheet