Pressure switch 1/4″ – FESTO PEV-1/4-B

⚙️ FESTO PEV-1/4-B – pressure switch 1/4 inch for pneumatic automation systems

The pressure switch 1/4 inch FESTO PEV-1/4-B is a compact, high-precision pneumatic switch used to monitor pressure levels in industrial systems. Designed by FESTO, a leading brand in automation technology, this switch provides reliable signal output when preset pressure thresholds are reached. It is ideal for applications in factory automation, machine tools, packaging systems, and robotic operations.

This model features a mechanical contact mechanism with an adjustable switching point. It is commonly used in systems that require pressure-dependent control, such as starting or stopping compressors, actuating alarms, or regulating fluid flow.

With a robust brass body and a 1/4″ thread connection, the FESTO PEV-1/4-B is suitable for integration into existing pneumatic circuits. It delivers consistent performance under challenging industrial conditions.

🔧 Key features

• Brand: FESTO

• Model: PEV-1/4-B

• Type: Mechanical pressure switch

• Connection: 1/4″ BSPP thread

• Switching pressure range: 0.5 to 8 bar

• Contact type: Normally open (NO) or normally closed (NC)

• Output type: Mechanical switch signal

• Material: Brass housing, stainless steel internal components

• Mounting: Inline or panel mount

• Adjustable set point: Yes

• Repeatability: High repeat accuracy

🧠 Ideal for:

• Pneumatic automation systems

• Industrial machinery

• Compressor and pump control

• Robotics and mechatronics

• Packaging and assembly lines

• Pressure-sensitive safety controls

✅ Benefits of the FESTO pressure switch 1/4 inch

• Precise control of pressure-dependent functions

• Compact design saves space in control panels

• Durable materials for long-lasting use in harsh environments

• Wide switching range from 0.5 to 8 bar

• Easy integration into existing pneumatic circuits

• Reliable mechanical output independent of electrical noise

• Backed by FESTO quality and engineering

🧾 Technical specifications

• Brand: FESTO

• Model: PEV-1/4-B

• Connection size: 1/4″ BSPP

• Pressure range: 0.5 to 8 bar (7.25 to 116 psi)

• Switching type: Mechanical

• Contact configuration: SPDT (Single Pole Double Throw)

• Material: Brass, stainless steel

• Max operating temperature: 60°C (140°F)

• Protection class: IP65

• Mounting position: Any

⚠️ Usage notes

Ensure proper thread sealing with PTFE tape or appropriate sealant. Always check the pressure range compatibility with your system before installation. Avoid exceeding the maximum pressure rating.