Fused Sight Glass Lights & Manways
BL401-3 Fused Tank-Top Sight Light
BL401-3 fused tank-top sight light with an integrated illumination unit and sintered glass-to-metal process-facing window. Borlan’s 2025 catalog lists 1.5-inch and 2-inch connection sizes. Specify the electrical configuration, mating port, seal, process conditions and documentation for an exact quotation.
BL901-1 Sintered Clamp Tank Top Sight Light
BL901-1 battery-powered clamp-mount tank-top sight light for a compatible vessel inspection point. The 2025 catalog lists 1.5-inch and 2-inch lamp dimensions and conventional or sintered wetted-face options; the conventional face is listed only for 1.5 inch. Confirm the mating sight glass, supply scope and approved battery configuration.