Honeywell Module- L408J1009/U Vaporstat® Controllers | Pressure and Limit Controllers

Provide operating control and automatic high limit protection for
vapor heating systems with pressures up to 4 psi (8 kPa). All
models have Microswitch snap switches to open or close a circuit
on a pressure rise.
• Stainless steel diaphragm for use with liquids, air, noncombustible
gases, ammonia, oxygen, distilled water and similar media.
• Provide SPDT switching.
• Clear plastic cover allows observation of the pressure settings.
• Mount using hexagonal fitting with 1/4 in. NPT internal threads for
direct mounting to the 14026 (steel) or 50024585-001 (brass) Steam
Trap (siphon loop).
• Ground Screw terminal.