The working current is 425 ma. This uv bulb is compatible with -OWS-12, -OWS-121, -OWS-124, -OWS-12T System.
UV bulb, 36.4 inch long, 0.6 inch diameter, fit for OWS-12/121/124/12T Water purification system.
40W, 425ma, compatible with OWS-455EB and OWS-12EB ballast.
4pin Standard base.