Features:
High Ampere thermal trip circuit breaker with manual reset switch,
suitable for other  electrical systems. Ideal for use in harsh environments such as 4wd, Caravan, Boats and racing cars to provide protection against current overload or short circuits.
Protective rubber cap prevents unnecessary short circuits.
Commonly used in truck, bus, RV and marine applications;
Switchable surface mount circuit breakers are commonly found in
auxiliary and accessory circuits for truck, bus, camper- and marine systems.
Sealed waterproof unit for engine compartment and exposed areas
The trip switch manual can quickly disconnect the circuit in an emergency.
Connecting bolt size-M6 x 2 nut with integral locking ring to prevent
loosening due to vibration.

Specifications:

Circuit rating: 40A
Voltage rating: 12-48 V
Operating temperature: -32 ° C to 82 ° C
Storage temperature: -34 ° C-149 ° C
Number of poles: 2
Weather rating: IP67
Color: Black
case is made of thermoplastic,
mounting hole (stud) size: 6mm
Body size: Length 74 x Width 49 x Height 44mm
material: plastic + metal

How to use: Working method:
1. Open circuit protection: When the current reaches the disconnection value,
the long handle automatically pops open and cuts off the power.
After the fault is fixed, press the long handle back to the original position.
Circuit will be back to the protected state.
2. Manual power off: If need to disconnect the circuit during modifications, directly press the oval red button and circuit will disengage.
At this time, the long handle automatically pops open to cut off the power.
Connect it as above, then press the long handle back to the original position.

Package Checklist:
1 x 40 Amp Circuit Breaker