Perfect for monitoring hydrogen generator amp draw or any other DC application

Hooks in series between the ground side of the HHO generator or other devices needing DC amp monitoring

Dimensions of the meter are as illustrated in both metric and inches

No external shunt needed

See diagram for internal shunt type amp meter wiring

Use amp meter with a higher rating than the HHO generator needs to prevent meter burnout

Accuracy class 2.5

Compact size fits in tight places

A must for monitoring amp draw of HHO generators and other critical devices

Always adjust amp draw after warm up of device

Do not mount near high heat or water prone areas