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Q313 Thermopile Generator contains multiple thermocouples connected in series to increase the millivoltage output. The power generated is sufficient to operate an automatic millivolt gas control system, independent of any outside power source...

Strap-On Aquastat Controllers from Honeywell regulate the temperature of liquids in boilers, storage tanks, and more. These completely enclosed snap-acting switches operate on temperature rise to set point and are designed for circulator, low-limit,...

For control of high limit and fan motor in all types of forced air heating systems.Features Three wiring terminal options available for easy installation: Push-in receptacles for stripped wire. Female receptacles for 1/4 in. male flag connectors. Field...

The TR40 and TR42 series of room sensors and displays are designed to operate with Honeywell controllers. All models have an integral temperature sensor and variants are available that include sensors for relative humidity and/or CO2 concentration.

42" Trammel PointFeatures: A variety of layout applications Expands to a big 42" radius (84" diameter) Durable all steel construction Points are resharpen able and also replaceable Telescoping arms are nickel plated to resist corrosion Handle features a...

  Normally-open, single-seated valve provides proportional control of steam or hot or cold water in terminal units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.Features Available...

Normally-open, single-seated valve provides proportional control of steam or hot or cold water in terminal units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.Features Available in several...

  Normally-open, single-seated valve provides proportional control of steam or hot or cold water in terminal units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices...

Normally-open, single-seated pneumatic radiator valve with straight through or angle body construction provides proportional control of two-pipe, hot water or steam systems. Replacement devices are available for Johnson, Powers, Robertshaw,...

Single-seated, straight-through, pneumatic valves used for proportional control of unit air conditioners using hot and/or chilled water. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices...

Description Single-seated, straight-through, pneumatic valves used for proportional control of unit air conditioners using hot and/or chilled water. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older...

Two-way Cartridge Globe Valves control hot and/or chilled water for VAV terminal units, fan coil units, small reheaters and recoolers in electric/electronic temperature control systems. Used with the M6410 3-position floating Non-Spring Return Valve...