Feature:
1. This self recovery button switch is ideal for for 3 way/4 way crane, rolling door control, etc.
2. Three keys: you can press up and down according to the to start, press the red key to stop
3. Four keys: first press the green start switch, then press the up and down arrows to switch to work, press the red key to stop.
4. Waterproof grade IP32, excellent product performance, waterproof, dustproof, and anticorrosive.
5. ABS shell, high hardness, protective function for switch, durable, strong practicality, perfect tool for winch rooler door truck lift.

How to Use:
1. Unpack and take out the product.
2. The professional electrician shall connect the power cables according to the requirements.
3. Three keys: according to the arrow up/down to open, press the red key to stop; Four keys: first press the green start switch, then press the up/down arrow switch to work, press the red key to stop.

Specification:

Item Type: Momentary Switch Station Box
Material: ABS Shell
Application Scenario: Industrial Control Field
Operating Current: 10 (8) A
Working Voltage: AC 400V~ (meaning below 400V)
Waterproof Grade: IP32
Size:
SGKJ-3N: Approx. 10.5 x 6.6 x 6cm/4.13 x 2.60 x 2.36in
SGKJ-4N: Approx. 16.5 x 6.6 x 6cm/6.50 x 2.60 x 2.36in

Package List:
1 x Momentary Switch Station Box