Pressure Switches

The Whitman Controls J705L NEMA 4 High Pressure High Set Point Pressure Switches are among our most durable switches, with the ability to withstand significant pressure spikes while affording the end user high set point optionality. These are the weather-proof, liquid-resistant version of the J705 suitable for outside applications or in areas of condensing humidity. These switches are designed for use with various Oils, Water and assorted gases. They are good with Impeller Spikes from pumps. They are available with several internal o-ring op-tions, assorted fittings and electrical connectors.

Key Features:

• Extremely resilient with the ability to withstand pressure spikes to 9,000 PSIG
• High durability with higher set points to complement more severe environments
• Weather-proof and liquid resistant
• NEMA 4 Rated
• Set point options: Factory set, field adjustable, or a combination
• Extensive operating temperature range
• Wide range of electrical interfaces available
• SPDT or SPST availability
• Wide range of set point optionality

Specifications:

• Set point range: 500 to 6,000 PSIG
• Max System pressure: 9,000 PSIG
• Temperature range: -65°F to +225°F (-54°C to +107°C)
• Amps: 5 Amps Max
• Sensor Element: Piston
• Weight: 4.0 oz (varies slightly with electrical interface selection)
• Cycling: Not to exceed 20 CPM
• Wetted Parts:
  Piston: 17-4 PH
• Seal: Loctite #271
• Body / Fitting: 303 Stainless Steel
• O-Ring: Buna N Standard (Special material available upon request)
• Standard Thread: ⅛-27 NPT male