Product Details
The Honeywell L408J1009 Vaporstat controllers provide operating control and automatic high limit protection for vapor heating systems with pressures up to 4 psi (8 kPa). All models feature microswitch snap switches that open or close a circuit on a pressure rise and include a stainless steel diaphragm suitable for use with liquids, air, noncombustible gases, ammonia, oxygen, distilled water, and similar media. They provide SPDT switching and are equipped with a clear plastic cover that allows observation of the pressure settings. The unit mounts using a hexagonal fitting with 1/4 in. NPT internal threads for direct mounting to the 14026 (steel) or 50024585-001 (brass) steam trap (siphon loop) and includes a ground screw terminal.
