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ES Series Limit Switch
Brand: A-T Controls, IncThe TRIAC® EX, EC/ES, EY, and EW Series hazardous location Limit Switches provide compact design and low cost for both visual and remote electrical indication of rotary valve/actuator position.
Their heavy duty design and wide variety of options make them ideal for multi-purpose limit switch applications.
Features- Twin Shaft Body Design
- "Easy-set" Cams
- Multiple Switch Options
- Valve Position Indicator
- 1/2" or 3/4" NPT Conduit Entries
- Standard NAMUR Mounting Brackets
- 316SST Housing
- UL Listed Type 4, 4X, Weather-proof
- Dual Threaded Conduit Entries with Extra Terminals
Displaying price & availability for Ohio, United States in CAD Change Location
3,996 models matching criteria
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Solid State Sensor (P&F NBB2-V3-US)
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$115.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Solid State Sensor (P&F NJ2-V3-N)
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$117.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Proximity Reed (Bifurcated) SPST
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$132.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Solid State Sensor (P&F NBB2-V3-US)
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$260.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - 4-20 mA Transmitter
- Switch Quantity - No Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$335.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with No Indication
- Switch Type - 3-Way Pneumatic Valve
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$367.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Mechanical SPDT Gold-Plated
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$581.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Mechanical SPDT Silver Plated
- Terminal Strip - AS-I Terminal Connection
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$676.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Mechanical SPDT Silver Plated
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$703.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Proximity Reed SPST
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$724.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Mechanical DPDT Silver Plated
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$822.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Nova V3 Proximity SPDT Gold-Bifurcated Hermetic Sealed
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$912.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Proximity Reed (w/ LED) SPST
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$922.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Mechanical SPDT Silver Plated
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,135.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Mechanical SPDT Silver Plated
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$1,201.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - Nova V3 Proximity SPDT Gold-Bifurcated Hermetic Sealed
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,222.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - 3-Way Pneumatic Valve
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$1,276.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Mechanical DPDT Silver Plated
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,444.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Proximity Reed (w/ LED) SPST
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$1,447.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - Solid State Sensor (P&F NBB2-V3-US)
- Switch Quantity - 2-Switches
- Terminal Strip - AS-I Terminal Connection
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,449.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with No Indication
- Switch Type - Mechanical SPDT Silver Plated
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$1,519.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - 3-Position Control w/o Feedback DA Actuator
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$1,576.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Proximity Reed SPST
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$1,612.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - Mechanical SPDT Silver Plated
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,735.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Solid State Sensor (P&F NBB2-V3-US)
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,813.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'T' Port
- Switch Type - 4-20 mA Transmitter with 2 SPDT Switches
- Switch Quantity - 2-Switches
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$1,901.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - Solid State Sensor (P&F NBB2-V3-E2)
- Terminal Strip - AS-I Terminal Connection
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$1,961.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'T' Port
- Switch Type - 3-Position Control w/o Feedback DA Actuator
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$2,000.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Proximity Reed (w/ LED) SPST
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$2,011.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way Block Center
- Switch Type - 3-Position Control w/o Feedback SR Actuator
- Terminal Strip - AS-I Terminal Connection
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$2,199.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Solid State Sensor (P&F NBB2-V3-E2)
- Terminal Strip - AS-I Terminal Connection
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$2,230.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - Mechanical SPDT Gold-Plated
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$2,264.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - 3-Position Control w/o Feedback SR Actuator
- Switch Quantity - 2-Switches
- Terminal Strip - AS-I Terminal Connection
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$2,278.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Disc Indicator
- Switch Type - 4-20 mA Transmitter
- Switch Quantity - No Switches
- Terminal Strip - AS-I Terminal Connection
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$2,367.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'T' Port
- Switch Type - Mechanical DPDT Silver Plated
- Switch Quantity - 2-Switches
- Terminal Strip - AS-I Terminal Connection
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - THD Series Heavy Duty Actuators
100+ In Stock
$2,455.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with No Indication
- Switch Type - Mechanical DPDT Silver Plated
- Terminal Strip - Standard Terminal Strip
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$72.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Nova V3 Proximity SPDT Silver-Oxide Hermetic Sealed
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$88.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with Standard Red/Green Indicator
- Switch Type - Nova V3 Proximity SPDT Silver-Oxide Hermetic Sealed
- Terminal Strip - Pneumatic Connection 1/8”
- Coating - Electro-Polished Stainless Steel
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R20 Thru 2R300, 30-80 mm - 20 mm High-Pinion
100+ In Stock
$110.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'L' Port
- Switch Type - Proximity Reed (Bifurcated) SPST
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$335.00CAD
Does not ship to Ohio, United States
- Series - Stainless Steel Housing, UL Listed NEMA 4/4X
- Indication - Stainless Steel Cover with 3-Way 'T' Port
- Switch Type - Nova V3 Proximity SPDT Silver-Oxide Hermetic Sealed
- Switch Quantity - 2-Switches
- Terminal Strip - Standard Terminal Strip
- Coating - Black Polyester Powder Coating
- Conduit - 1/2” NPT
- Mounting Bracket Kit - 2R500 Thru 2R3500, 30-130 mm - 30 mm High-Pinion
100+ In Stock
$353.00CAD
Does not ship to Ohio, United States
Specifications
Brand
Actuator Type
- 3-Way Pneumatic Valve
- Double-Acting
- Spring Return
Approvals & Certifications
- ISO F05
- UL
Communication
- AS-i Interface
Conduit Connection
- 1/2” NPT
Cover Material
- Stainless Steel
Electrical Connectors
- 4-20 mA Transmitter
- Terminal Strip
Electrical Contacts
- Gold-Plated
- Silver-Plated
Electrical Rating
- 0.1 A at 120 Vac
- 0.25 A at 120 Vac
- 0.416 A at 48 Vdc
- 0.5 A at 24 Vdc
- 0.55 A at 24 Vdc
- 1 A at 125 Vac
- 1 A at 30 Vdc
- 1.5 A at 120 Vac
- 1/4 hp at 125 Vac
- 5 A at 250 Vac
- 5 A at 28 Vdc
Enclosure Finish
- Black Polyester Powder-Coated
- Electro-Polished Stainless Steel
Enclosure, Body Material
- 316 Stainless Steel
Environmental Protection
- NEMA 4
- NEMA 4X
- Weatherproof
Indication
- 3-Way Block Center
- 3-Way Indicator [L or T Port]
- Disc Indicator
- Green Status Light
- Red Status Light
- Visual Indicator
Load
- Maximum
Mounting
- ISO F05 Mounting Pattern
- VDI/VDE 3845 Shaft
Output
- 4-20 mA
RTD Type
- Potentiometer
Sensor, Probe Connection
- 2-Wire
- 3-Wire
Sensor, Probe Type
- Reed Switch
- Solid State Sensor
Supply Voltage
- 8 Vdc
- 9-30 Vdc
Switch Quantity
- Up to 3 Switches
Switch Type
- DPDT
- Hermetically Sealed
- Limit
- Mechanical
- Proximity
- SPDT
- SPST
Temperature Range
- -40° to 80° C (-40° to 176° F)
