Model: ARD1353, 150A, normal open, single pole single throw (NO SPST)
The ARD1353 contactor is a SPST (Single Pole Single Throw; normally open type) DC contactor, designed for direct current loads, particularly for motors of starter engine and hydraulic power transmission system (oil pump), wildly used in electric vehicles such as industrial truck, electric forklift, electric pallet stacker, golf cart, etc. ARD1353 has main contacts with silver alloy contact tips, which are weld resistant, hard wearing and have excellent conductivity.
Specifications:

Model: ARD1353 (closed metal contact chamber)
Control coil voltage options (Volts): 12V or 24V
Main rated load current of contact circuit (amps): 150A
Dielectric (volt) strength: 50Hz 1000V AC 1min
Current volt drop of main contact at 150A: Not above 80mV
Mechanical life: 100,000 times
Electric life: 2,000,000 times
Ambient temperature:-25 ~ +40°C
Altitude range:0 ~ 2000m
Max.relative humidity: 90% at 25°C
Installation method:vetically or horizontally
Voltage fluctuating:0.7 ~ 1.1Ue
Net weight: 0.695 kg
Typical applications:

Automobile starter engine motor power ON / OFF switch
Folklift hydraulic transmission system oil pump driving motor control
Industrial equipment power switching
Battery powered engine / motor power feeding circuit
Wiring:

Main contacts: 2xM8 stud bolts
Control coil: 2x6.3mm spade terminals