Quick view DSC SKU: DSC-PRM-4W DSC | Polarity reversal module (PCB only) for 4-wire smoke detector interconnect | PRM-4W Sign In for Dealer Pricing Sign In Become a Customer
Quick view DSC SKU: DSC-PRM-2WC DSC | Polarity reversal module (in plastic case) for 2-wire smoke detector interconnect | PRM-2WC Sign In for Dealer Pricing Sign In Become a Customer
Quick view DSC SKU: DSC-PRM-4WC DSC | Polarity reversal module (in plastic case) for 4-wire smoke detector interconnect | PRM-4WC Sign In for Dealer Pricing Sign In Become a Customer
Quick view Honeywell SKU: HW-BK-COSMOD2W System Sensor COSMOD2W i4 Series 2-Wire Interface Module (Required to use with COSMO-2W models) Sign In for Dealer Pricing Sign In Become a Customer