Skip to product information
G20811 ^ CI-11BG (SI-11BG) Glass Geiger Tube
Detailed Description
Glass Geiger tube type CI-11BG/SI-11BG made in Russia during the Cold War features operation from 380-460VDC, Plateau length 80V, and background count of about 2 counts per minute. Size about 2.75" L X 0.37" dia (excluding vacuum seal). Tested perfect!
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov - Why is this here?