Johnson Controls SPR11-61 These pressure actuated modulating valves control the quantity of water to a condenser by directly sensing pressure changes in a refrigerant circuit. The valves can be used in non-corrosive refrigerant systems. Ammonia power elements and valves designed... $202.76 cartAdd to Cart
Johnson Controls SET29A-672R These modulating water valves can be used for heating applications. It does have an heating element which means that the bulb temperature always must be higher than the valve body (power element). The valve opens at increasing bulb temperature. The bulb... $666.02 cartAdd to Cart
Johnson Controls SET100A-631R These modulating water valves can be used for heating applications. It does have an heating element which means that the bulb temperature always must be higher than the valve body (power element). The valve opens at increasing bulb temperature. The bulb... $561.23 cartAdd to Cart
Johnson Controls SET100A-630R These modulating water valves can be used for heating applications. It does have an heating element which means that the bulb temperature always must be higher than the valve body (power element). The valve opens at increasing bulb temperature. The bulb... $649.28 cartAdd to Cart