OI-820 Spare/Replacement Parts
OI-240-1...............Otis Solid State H2S Sensor w/ Flame Arrestor
OI-240-SSH..........Certified Stainless Steel Sensor Housing
OI-240-HS.............Otis Solid State H2S Sensor w/ Flame Arrestor in Certified Stainless Steel Sensor Housing
OI-240-FA.............Stainless Steel Flame Arrestor (H2S Housing)
OI-498...................Certified Killark Explosion Proof Enclosure w/ Glass Lid
OI-820-DB-PCA.....H2S Display Board
OI-820-TB-PCA.....Terminal Board
OI-820-FP..............Faceplate with H2S Label
OI-820-RIB............Ribbon Cable w/ Connectors
OI-500-B................Black Rain/Splash Guard