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  • 400-Series-Switch_lg.jpg
  • Switch adjustment ranges from vacuum through 4,600 psig depending on model
  • Standard Zinc-plated Steel with NBR diaphragm (< 225 psig); Steel piston with NBR seal (> 225 psig) wetted parts
  • SPDT snap-action switch
  • RoHS compliant
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Switching Function

Switch Adjustable Range

Electrical Connection

Process Connection

Process Connection Size

Process Connection Size (in)

Part Number

Description

Switching Function

Switch Adjustable Range

Electrical Connection

Process Connection

Process Connection Size

400L-3-2-3/30-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 3 to 30 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 3 to 30 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400L-3-2-7/120-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 7 to 120 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 7 to 120 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400L-3-2-15/230-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 15 to 230 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 15 to 230 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400L-3-45-3/30-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 3 to 30 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 3 to 30 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400L-3-45-7/120-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 7 to 120 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 7 to 120 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400L-3-45-15/230-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 15 to 230 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 15 to 230 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-2-145/435-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 145 to 435 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 435 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-145/1160-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 145 to 1,160 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 1,160 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-145/1750-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 145 to 1,750 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 1,750 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-145/2320-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 145 to 2,320 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 2,320 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-300/2900-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 300 to 2,900 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 300 to 2,900 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-300/3600-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 300 to 3,600 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 300 to 3,600 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-2-450/4600-8 N/A 1 Single Pole Double Throw (SPDT), 1/4 National Pipe Thread (NPT) Male, 450 to 4,600 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 450 to 4,600 psig N/A DIN EN 175301-803 Form A N/A National Pipe Thread (NPT) Male N/A 1/4 in
400H-3-45-145/435-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 145 to 435 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 435 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-145/1160-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 145 to 1,160 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 1,160 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-145/1750-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 145 to 1,750 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 1,750 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-145/2320-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 145 to 2,320 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 145 to 2,320 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-300/2900-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 300 to 2,900 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 300 to 2,900 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-300/3600-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 300 to 3,600 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 300 to 3,600 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
400H-3-45-450/4600-8 N/A 1 Single Pole Double Throw (SPDT), 7/16-20 Society of Automotive Engineers (SAE) J514 FIG 34B, 450 to 4,600 psig Adjustment, DIN EN 175301-803 Form A Electrical Connection Mechanical Pressure Switch N/A Single Pole Double Throw (SPDT) Snap-Action Micro Switch N/A 450 to 4,600 psig N/A DIN EN 175301-803 Form A N/A Society of Automotive Engineers (SAE) Male, Non-Adjustable N/A 7/16-20
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