CARLIN 90000B2S Bock Residential Temperature Range Service Pak - Dual Limit Control Kit for HVAC Systems | Home Heating & Cooling Maintenance

90000 Dual Limit Temperature Controls with Manual Reset Service Pak - Includes Control Only Bock Residential Recommended Temperature Range Service Pak - Dual limit (operating limit and manual reset high limit) temperature control for direct fired storage water heaters (and other similar applications). Two break-on-rise contacts in series (one for operating limit and one for high limit), single sensor and three LED indicator lights ("Power On", "Call for Heat", and "Lockout"). Includes temperature control only.