
Aquastat Honeywell « L4191A2010U »
Aquastat Honeywell L4191A2010U — dual immersion thermostat (regulator + high limit) for heating boilers. Ensure precise temperature regulation and reliable overheat protection in one compact model with the aquastat Honeywell L4191A2010U. This is a professional dual immersion aquastat, combining two independent thermostats with a common sensing element in one housing. One module operates as the main water temperature regulator, the second as a high-temperature limit (high limit). Ideal solution for gas, solid fuel, electric and combination boilers, water heaters and hydraulic heating systems. Honeywell L4191A2010U guarantees stable system operation, energy efficiency and safety of your equipment. Key advantages: Dual design — two thermostats in one device: regulator + limit with common immersion sensor. Temperature regulator — external convenient knob with scale for quick adjustment. High limit — internal adjustment for maximum overheat protection. Fast and accurate response — liquid-filled sensing element in a common immersion well (well ordered separately). SPDT contacts — universal connection for controlling the burner, circulation pump and other system elements. High reliability — switching capacity up to 10(2.5) A at 250 V, durable housing with protective cover. Main characteristics: Type: dual immersion aquastat Mounting: direct immersion in common well Switching: SPDT for each module Ambient temperature: 0…70 °C Compact dimensions for easy installation in the boiler room Honeywell L4191A2010U — optimal choice for modernization and repair of heating systems in private homes, cottages and small commercial facilities