Products Description

4255 Winch Solenoid

300 AMP 12 V Winch Solenoid

. Sealed and corrosion resistant

. Solid heavy duty construction

. Suitable 5 000lbs 7 000lbs

Contact Data

Contact Arrangement		2C(2PDT)
Contact Material		Alloy
Contact Rating (resistive)		300A 12VDC
Max. Switching Power		3,600W
Contact Resistance		50m Ω Max
Operational Electrical	Electrical	20,000 cycles continuous at 60A 12VDC, 1,000 cycles intermittent at 600A 12VDC
	Mechanical	100,000 cycles

Coil Parameter

Nominal	Max continue	Coil Resistance	Pick up	Release	Coil Power
Voltage (VDC)	Voltage (VDC)	Ω ±10% at 20℃	Voltage (VDC at 20℃)	Voltage (VDC at 20℃)	(W)
12	14.4	4.3	8.0	0.6	34
24	28.8	17.2	16.0	1.2	34

Operation condition

Insulation Resistance	100M Ω min (at 500VDC)
Dielectric Strength Between contacts Between contact and coil	50Hz 500VAC 50Hz 500VAC
Shock resistance	30m/S2
Vibration resistance	1~50Hz 10m/S2
IP LEVEL	IP67
Ambient Temperature	-25~40℃
Relative Humidity	98% (at 20℃)

Dimensions (mm)

Wiring

This DC 12V relay is a ‌crucial electrical component‌ designed for automotive and industrial applications, serving as a bridge between control circuits and high-power loads. Here's a concise overview of its features and benefits:

Core Functionality

It acts as an ‌electromagnetic switch‌-when a control signal (e.g., from a switch or sensor) activates its coil, the relay's contacts close, enabling the flow of high current to power devices like motors, lights, or solenoids. This separation of control and load circuits ensures that low-current control systems (e.g., car ECU or manual switches) aren't overloaded by high-power loads.

Key Features

‌Voltage Compatibility‌: Rated for DC 12V, aligning with standard automotive power systems.
‌Durability‌: Built to withstand harsh environments (e.g., engine bays with extreme temperatures, vibrations, and moisture), ensuring reliable operation in demanding applications.
‌Compact Design‌: Its compact size allows for easy installation in tight spaces, making it ideal for automotive or industrial equipment with limited room.
‌Reliability‌: Engineered to handle frequent on/off cycles, extending the lifespan of connected devices and the relay itself.

Applications

This relay is widely used in:

‌Automotive Systems‌: Controlling headlights, fog lights, horns, fuel pumps, cooling fans, and more.
‌Industrial Equipment‌: Managing motors, solenoids, and other high-power devices in machinery.
‌Electrical Control Circuits‌: Isolating control signals from high-power loads to prevent circuit overloads.

By combining robust performance with versatile functionality, this DC 12V relay is an essential tool for ensuring smooth and reliable operation in both automotive and industrial electrical systems.