Nucleonix Systems [P] Ltd offers Halogen quenched GM detector with an internal energy independent filter. Nucleonix Systems [P] Ltd is an ISO 9001:2000 Company. This GM detector has an energy response that is flat within ±20% over a range from 40 kev to 1.25 mev. Maximum Length of the product measures 1.86 inches and the Maximum Diameter measures 0.48 inches. Halogen quenched GM detector with an internal energy independent filter has an operating temperature range of -40 to +75 degrees C. This GM detector requires a maximum starting voltage of 380 V, while its operating voltage range is 450 to 650V.