HOWO Relay

Description：High-quality WG97255840011 HOWO Relay for SINOTRUK heavy-duty trucks. Reliable, heat-resistant, and durable electrical control component suitable for various HOWO models.

Product model：WG97255840011

Category ：Electrica System

Update time：2025-10-22

Product Overview

The WG97255840011 relay is a key control component in the electronic control systems of the HOWO series heavy-duty trucks. This relay uses electromagnetic induction to control the on/off state of the circuit, ensuring stable operation of high-current devices such as lights, motors, starters, air conditioners, and horns. With its high current-carrying capacity and excellent contact reliability, it is widely used in engine control systems, lighting systems, and entire vehicle electrical systems.

Product Features

Excellent Conductivity: High-quality silver alloy contacts offer low contact resistance and high current flow.

Fast Response: The coil operates sensitively, switching on and off quickly.

High-temperature and vibration resistance: Ensures long-term stable operation in harsh environments.

Long Life: Mechanical life exceeding 100,000 cycles, with excellent electrical life.

Easy Installation: Plug-in installation aligns with the original vehicle interface for easy maintenance.

Technical Specifications

Item	Description
Part Number	WG97255840011
Product Name	Relay
Applicable Models	HOWO / SINOTRUK / HOHAN / STEYR / SITRAK
Rated Voltage	DC 24V (12V optional for some models)
Rated Current	30A / 40A (depending on type)
Contact Type	Normally Open / Normally Closed / Changeover
Coil Power	1.6W – 2.0W
Response Time	≤15ms (ON) / ≤10ms (OFF)
Working Temperature	-40℃ to +125℃
Mounting Type	Plug-in / Fixed Slot Type
Housing Material	Flame-retardant ABS Plastic
Standard Certification	ISO9001 / TS16949 / OEM Standard
Service Life	Mechanical ≥100,000 cycles / Electrical ≥50,000 cycles

Main Functions & Applications

Controls lighting, motors, air conditioning, horns, and brake systems;
Converts low current control signals into high current switching operations;
Provides protection and circuit switching between ECU modules and vehicle systems;
Commonly used in engine start systems and other key electronic control circuits.

Recommend Products