B1S, B2S, B1T, B2T Series

Barksdale’s Bourdon Tube Pressure Switches offer instrument class accuracy, making them an ideal solution to your pressure control needs when accuracy is critical. Built-in over-travel stops allow for higher proof pressures than most other pressure switch technologies. Setpoints are easily adjusted via an internal adjustment screw. Bourdon Tube Pressure Switches are adaptable for use in a wide range of industrial applications. For applications requiring a highly accurate switch in a highly durable package, Bourdon Tube Pressure Switches are the ideal solution.

• High Accuracy
• Tamper-proof External Adjustment
• Stripped and Housed Versions Available
• High Proof Pressure
• Dual Switching Capability

B1X, B2X Series

Barksdale’s B1X and B2X Explosion Proof Bourdon Tube Pressure Switches offer instrument class accuracy, making them an ideal solution to your hazardous location pressure control needs when accuracy is critical. Built-in over-travel stops allow for higher proof pressures than most other pressure switch technologies. Setpoints are easily adjusted via an internal adjustment screw. Bourdon Tube Pressure Switches are adaptable for use in a wide range of industrial applications.  For applications requiring a highly accurate switch in a highly durable package, Barksdale Bourdon Tube Pressure Switches are the ideal solution.

• Explosion Proof Housing
• High Accuracy
• Dual Switching Capability
• High Reliability
• ATEX Approved
• NEMA 4, 7 & 9

Series C9612, C9622

Barksdale’s Series C9612 and C9622 Sealed Piston Pressure Switches offer extremely long life in a robust package, making them the ideal solution to your industrial pressure control needs. Sealed Piston switches are ideal for applications demanding rapid cycling. Available in various pressure ranges from 15 to 3000 psi, sealed piston switches are suitable for use in industrial applications such as hydraulic presses, compactors, and machine tools. All models feature a durable, anodized aluminum enclosure with a tamper proof adjustment screw cover and an integrated 27/32" hole for 1/2" NPT conduit connector, and are rated to NEMA 3 as a standard. Optional terminal boxes allow for ease of electrical connection, and switches are available in both single and dual circuit configurations. For applications requiring a highly accurate switch in a durable package, Barksdale’s Series C9612 and C9622 Sealed Piston Pressure Switches are the ideal choice.

• Extremely Long Life
• Oil & Dust Tight
• Easy Setpoint Adjustment
• High Reliability
• High Proof Pressure
• Single & Dual Setpoint

D1S, D2S, D1H, D2H Series

Stripped & Housed Diaphragm

Barksdale’s Diaphragm Pressure Switches offer superior accuracy in a robust package, making them the ideal solution to your industrial pressure control needs. Diaphragm switches are ideal for applications demanding instrument class accuracy and where pressure pulsations are less than 25 cycles per minute. Available in various pressure ranges up to 150 psi, diaphragm switches are suitable for use in either positive pressure or vacuum applications. Single, and dual, and triple circuit models are available. Housed models (D1H & D2H) feature a durable, anodized aluminum enclosure with an integrated 1/2" NPT conduit connector, a tamper-resistant cover for the setpoint adjustment screws, and are rated to NEMA 4 as a standard. For applications requiring a highly accurate switch in a durable package, Barksdale’s Diaphragm Pressure Switches are the ideal choice.

• Stripped and Housed Versions Available
• High Accuracy
• Ideal for Pressure or Vacuum
• Easy Setpoint Adjustment
• NEMA 4 (Housed Models)
• Up to 3 Setpoints Available in One Switch

D1X, D2X Series

Explosion Proof Diaphragm

Barksdale’s D1X and D2X Explosion Proof Diaphragm Pressure Switches offer high accuracy and reliability, providing an ideal solution for your hazardous locations pressure control requirements. With vacuum and positive pressure ranges, NEMA 4,7,& 9 enclosures, a covered terminal strip and tamper-proof external adjustment, Barksdale D1X and D2X Explosion Proof Diaphragm Pressure Switches meet your needs in a wide variety of applications. An internal set screw allows for easy internal adjustment of setpoints. For applications requiring a highly accurate switch in a durable package, Barksdale’s Explosion Proof Diaphragm Pressure Switches are the ideal choice.

• Hermetically Sealed
• Explosion Proof Housing
• Tamper Proof Setpoint Adjustment
• Ideal for Pressure or Vacuum

D1T, D2T Series

Single and Dual Terminal Block Diaphragm

Barksdale’s D1T & D2T Terminal Block Diaphragm Pressure Switches offer superior accuracy in a robust package, making them the ideal solution to your industrial pressure control needs. These switches are ideal for applications requiring water-tight, NEMA 4 housings a covered terminal strip and tamper-proof external adjustment. (Factory set models are also available.) With pressure ranges up to 150 psi, these housed diaphragm pressure switches are suitable for use in either positive pressure or vacuum applications. Single- and dual-circuit models are available. Housed models feature a durable, anodized aluminum enclosure. For applications requiring a highly accurate switch in a durable package, Barksdale’s D1T & D2T Terminal Block Diaphragm Pressure Switches are the ideal choice.

• High Reliability
• Ideal for Pressure and Vacuum
• Dual Switching Capability
• Tamper-Proof External Adjustment
• High Accuracy
• NEMA 4

DPD1T, DPD2T Series

Housed Diaphragm Differential

Barksdale's Housed Diaphragm Differential Pressure Switches offer superior accuracy in a robust package, making them an ideal solution to your industrial pressure control needs. These switches are ideal applications requiring water-tight, NEMA 4 housings, a covered terminal strip and tamper-proof external adjustment. (Unit can be factory set upon request.) With pressure ranges up to 150 psi, these housed diaphragm differential pressure switches are suitable for use in either positive pressure or vacuum applications. Available in single-circuit and dual-circuit models. These switches feature a durable, die-cast aluminum enclosure. For applications requiring a highly accurate switch in a durable package, Barksdale's Housed Diaphragm Differential Pressure Switches are the ideal choice.

• High Reliability
• Dual Switching Capability
• High Accuracy
• Tamper-Proof External Adjustment
• NEMA 4

Pressure or Vacuum - Econ-O-trol

The E1S and E1H Econ-O-Trol Pressure Switches deliver powerful performance in a compact, economical package. Available in corrosion resistant thermoplastic or die cast aluminum, this switch measures, controls and switches pressures from vacuum to 500 psi. A snap action micro-switch eliminates the inconsistent operation of floating contacts found in similar designs. This UL recognized and CSA listed switch can be used for high and low limit control, safety shutdown and alarm functions for most industrial equipment applications. NSF approvals make these pressure switches an ideal choice for pressure control in demanding food and beverage applications. When the application is critical and space is limited, the Barksdale E1S and E1H Econ-O-Trol Pressure Switch are the ideal choice to meet your requirements.

• Superior Resolution
• Long Life
• Stripped and Housed Versions Available
• Easy Setpoint Adjustment
• Ideal for Pressure or Vacuum
• NEMA 1, 3 & 4
• IP65

P1H Series

Dia-Seal Piston

Barksdale's P1H Series Pressure Switches offer extremely long life and the accuracy you need for your industrial applications. Designed with Dia-Seal Piston technology, the P1H Series Pressure Switches ensure millions of maintenance free, leakage free cycles. A rugged, NEMA 4 enclosure makes these pressure switches an ideal choice for both indoor and outdoor installations. Setpoints are easily adjus ted via an external adjustment screw. Designed to control pressures up to 1600 psi, the P1H Series Pressure Switches are an outstanding choice for your demanding industrial applications.

• Superior Resolution
• High Reliability
• Oil & Dust Tight
• Extremely Versatile
• NEMA 4 & 13

Shear-Seal® Manual Control Valve

Barksdale’s Heavy Duty Valve provide superior directional control for fluids and gasses up to 6,000 psi in the toughest industrial applications. Using Barksdale’s Shear-Seal® technology, the Heavy Duty Valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Featuring rugged ball bearing construction, hardened stainless steel seals, and durable bronze and iron cast housings these valves will provide trouble free performance for your critical application in the harshest environments.

• Shear-Seal® Technology
• Low Pressure Drop
• High Velocity Flow
• Tolerates Contaminates
• Low Handle Load at High Pressures
• 2- and 3-Position Actuators
• Spring Return Handle

Series 3760

Shear-Seal® Directional Control Valve

Barksdale’s Sub-plate Mounted Manifold Valve products provide ease of installation and service where a sub-plate design is desired. They offer the benefits found in Barksdale’s line of mounted Heavy Duty Valve products while incorporating a simplified fit. These valves provide superior directional control for fluids and gasses up to 4,500 psi in the toughest industrial applications. Using Barksdale’s Shear-Seal® technology, the Sub-plate Mounted Manifold Valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves.

• Original Shear-Seal® Technology
• Convenient Sub-Plate Manifold Mounting
• Low Pressure Drop
• Spring Return Option
• High Velocity Flow
• Tolerates Contaminates
• Low Handle Load at High Pressures

Shear-Seal® Manual Control Valve

Barksdale’s High Pressure OEM Valve line provides exceptional directional control for fluids and gasses up to 3000 psi in the toughest industrial applications. Using Barksdale's Shear-Seal® technology the OEM Valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Flexibility is built into the OEM line which features several standard options that can be adapted to meet the unique needs that OEM customers require in their products.

• Original ShearSeal® Technology
• Zero Leakage
• Low Pressure Drop
• Tolerates Contaminates
• Spring Return
• Flexible Design for OEM Requirements

Shear-Seal® Manual Directional Control Valve

Barksdale’s Series 9000 Valves provide zero-leakage* control for hydraulic fluids and gasses up to 350 psi. Featuring Barksdale’s famous Shear-Seal® technology, the Series 9000 Valves offer dependable performance and long life for manual control of commercial and industrial process applications. The versatile design of this valve offers the ability to tailor the perfect configuration to meet your installation requirements.

• Shear-Seal® Technology
• Easy Panel Mounting
• Interflow/Non-Interflow
• Tolerates Contaminates
• Spring Return

Shear-Seal® Manual Control Valve

Barksdale’s Low Pressure OEM Valve line provides exceptional directional control for fluids and gasses up to 500 psi in the toughest industrial applications. Using Barksdale’s Shear-Seal® technology the OEM Valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Flexibility is built into the Low Pressure OEM Valve line which features several standard options that can be adapted to meet the unique needs that OEM customers require in their products.

• Shear-Seal® Technology
• Zero-Leakage*
• Low Pressure Drop
• Tolerates Contaminates
• Spring Return
• Flexible Design

Barksdale’s ML1H & L2H Series Temperature Switches provide unmatched performance, quality & reliability in a mechanical thermostat. The single set point ML1H and dual set point L2H, can switch, measure & control temperatures from -50° to 450°F (-45° to 232°C), while the optional adjustable differential provides precise control. These locally mounted switches provide fast response and accurate measurements at the temperature source. Both the ML1H & L2H Series are electrically rated for 10 amps @ 125/250 VAC & 3 amps @ 480 VAC. Standard 3- & 6-pin terminal strips simplify installation. The ML1H & L2H Series are rated NEMA 4 & 13; the optional NEMA 4X construction protects the rugged die-cast aluminum enclosure from corrosive environments. Copper or stainless steel temperature sensors are available to handle a wide range of media. Optional thermowells allow the sensor to work in pressurized vessels to 5000 psi. UL listed & CSA approved, ML1H & L2H Series Temperature Switches are perfect for your temperature sensing needs.

• Reliable & Accurate
• +/- 1% Repeatability
• Nema 4 & IP 65
• UL, CSA & CE Approved