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APL Series CSA Approved Limit Switch

Brand: A-T Controls, Inc
The Triac® APL Series Limit Switches feature high quality, easy to use, multiple option switch boxes for rotary actuators.

Their die-cast aluminum housings are powder coated for corrosion resistance and feature open/close visual indicators, quick-set cams and easy access terminal strips.

These economical switch boxes offer numerous switch, sensor and transmitter options to handle most applications found in today’s process and industrial markets.
Features
  • Die-cast Aluminum Powder Coated Enclosure
  • Captive Cover Bolts
  • Namur Mount Brackets
  • Quick-set Spring Loaded Cam
  • Dome Visual Indicator: 3-way Available
  • Up to Four Switches on APL 3, 4 and 5 and Various Mechanical, Proximity and Reed Type Sensors, Feedback Potentiometers and 4-20 mA Transmitter Options.
APL 2 Series “Compact” Switch
  • CSA Approved, Type 4X
  • Solid, Compact, Low-profile Design
  • Dual 1/2" NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 80° C
  • 2 SPDT Mechanical Micro Switches
  • APL-218 2 SPDT Gold Plated Micro Switches Make it Useful as a Simple Device for Intrinsically Safe Applications.
APL 3 Series Limit Switch
  • CSA Approved, Type 4X
  • Rugged And Flexible Design
  • Dual 1/2” NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 80° C
APL 4 Series Limit Switch
  • CSA Approved, Class I, Division 1, Groups C & D T6 Class I, Zone 1, AEx d IIB, T6, Ex d IIB, T6, Type 4X/6, IP 66/67/68
  • ATEX/IECEx Rating Available: Ex d IIB T6 Gb (APL-410N-ATEX)
  • Dual 3/4” NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 60° C
APL 5 Series Limit Switch
  • CSA Approved: Class I, Div 1, Grps B, C & D T6; Class II, Div 1, Grps E, F, G; Class III - Class I, Zone 1, AEx d IIC, T6; Class II, Zone 21, AEx tb IIIC T65° C Db;
  • Ex d IIC, T6; Ex tb T65° C Db; Type 4X/6, IP 66/67
  • ATEX/IECEx Rating Available: Ex d IIC T6 Gb, Ex tb IIIC T85°C Db, IP 67 (APL-510N-ATEX)
  • Available with Stainless Steel Enclosure
  • Dual 3/4” NPT Conduit Entries, 8 Points on Terminal Strip
  • Screw-on Enclosure Lid with Spring Loaded Captive Cover Bolts - Unique Design to Hold Bolts Inside Cover
  • Ambient Temperature Range -20° to 60° C / -4° to 140° F
  • Low Temp Option Down to -50° C / -58° F with C1, C3 Switches Only
APL 9 Series Stainless Steel Limit Switch
  • Type 4X, IP 67 - CSA Pending
  • 304 Stainless Steel Enclosure
  • Stainless Steel Shaft & Captive Cover Bolts
  • NAMUR Stainless Steel Mounting Bracket Included
  • Ambient Temperature Range -20° to 80° C
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The Triac® APL Series Limit Switches feature high quality, easy to use, multiple option switch boxes for rotary actuators.

Their die-cast aluminum housings are powder coated for corrosion resistance and feature open/close visual indicators, quick-set cams and easy access terminal strips.

These economical switch boxes offer numerous switch, sensor and transmitter options to handle most applications found in today’s process and industrial markets.
Features
  • Die-cast Aluminum Powder Coated Enclosure
  • Captive Cover Bolts
  • Namur Mount Brackets
  • Quick-set Spring Loaded Cam
  • Dome Visual Indicator: 3-way Available
  • Up to Four Switches on APL 3, 4 and 5 and Various Mechanical, Proximity and Reed Type Sensors, Feedback Potentiometers and 4-20 mA Transmitter Options.
APL 2 Series “Compact” Switch
  • CSA Approved, Type 4X
  • Solid, Compact, Low-profile Design
  • Dual 1/2" NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 80° C
  • 2 SPDT Mechanical Micro Switches
  • APL-218 2 SPDT Gold Plated Micro Switches Make it Useful as a Simple Device for Intrinsically Safe Applications.
APL 3 Series Limit Switch
  • CSA Approved, Type 4X
  • Rugged And Flexible Design
  • Dual 1/2” NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 80° C
APL 4 Series Limit Switch
  • CSA Approved, Class I, Division 1, Groups C & D T6 Class I, Zone 1, AEx d IIB, T6, Ex d IIB, T6, Type 4X/6, IP 66/67/68
  • ATEX/IECEx Rating Available: Ex d IIB T6 Gb (APL-410N-ATEX)
  • Dual 3/4” NPT Conduit Entries, 8 Points on Terminal Strip
  • Ambient Temperature Range -20° to 60° C
APL 5 Series Limit Switch
  • CSA Approved: Class I, Div 1, Grps B, C & D T6; Class II, Div 1, Grps E, F, G; Class III - Class I, Zone 1, AEx d IIC, T6; Class II, Zone 21, AEx tb IIIC T65° C Db;
  • Ex d IIC, T6; Ex tb T65° C Db; Type 4X/6, IP 66/67
  • ATEX/IECEx Rating Available: Ex d IIC T6 Gb, Ex tb IIIC T85°C Db, IP 67 (APL-510N-ATEX)
  • Available with Stainless Steel Enclosure
  • Dual 3/4” NPT Conduit Entries, 8 Points on Terminal Strip
  • Screw-on Enclosure Lid with Spring Loaded Captive Cover Bolts - Unique Design to Hold Bolts Inside Cover
  • Ambient Temperature Range -20° to 60° C / -4° to 140° F
  • Low Temp Option Down to -50° C / -58° F with C1, C3 Switches Only
APL 9 Series Stainless Steel Limit Switch
  • Type 4X, IP 67 - CSA Pending
  • 304 Stainless Steel Enclosure
  • Stainless Steel Shaft & Captive Cover Bolts
  • NAMUR Stainless Steel Mounting Bracket Included
  • Ambient Temperature Range -20° to 80° C
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Displaying price & availability for Virginia, United States in USD. Change location

344 models matching criteria
APL-5-10-N-MAN
A-T CONTROLS Limit Switch, CSA Flameproof, (2) SPDT, Aluminum Enclosure, 2-Way Dome Indicator, SST Mounting Bracket (2R20-2R300), Manual Valve Mounting view more
  • Design: APL Limit Switch Box - Threaded Enclosure
  • Materials of Construction: Die cast Aluminum
  • Electrical Relay: 2 SPDT Switches
  • Contact arrangement: 250V AC, 16A, 125VDC, 0.3A
  • Temperature Range: -4°F to 140°F, -20°C to +60°C
  • Bolt on Indicator: Yes
  • Mounting Bracket: Manual Valve Mounting
  • CSA Approved Class 1 Div 1 Groups B,C&D, T6, Class 1, Zone 1, Aex d IIC, T6, Ex d IIC, T6 Type 4X / 6, IP 66/67
Out of Stock
APL-5-16-N-20
A-T CONTROLS Limit Switch, CSA Flameproof, (2) SPDT + 4-20 mA Transmitter, Aluminum Enclosure, 2-Way Dome Indicator, SST Mounting Bracket (2R20-2R300) view more
  • Design: APL Limit Switch Box - Threaded Enclosure
  • Materials of Construction: Die cast Aluminum
  • Electrical Relay: 2 SPDT Switches, 4-20mA
  • Temperature Range: -4°F to 140°F, -20°C to +60°C
  • Bolt on Indicator: Yes
  • Mounting Bracket: 2R30 thru 2R300, 30mm-80mm - 20mm high pinion
  • CSA Approved Class 1 Div 1 Groups B,C&D, T6, Class 1, Zone 1, Aex d IIC, T6, Ex d IIC, T6 Type 4X / 6, IP 66/67
Out of Stock
APL-2-10-N-20
A-T CONTROLS Limit Switch, CSA Type 4X, (2) SPDT, Compact Aluminum Enclosure, 2-Way Dome Indicator, SST Mounting Bracket (2R20-2R300) view more
  • Design: APL Limit Switch Box, IP67/Type 4. 4X - Compact Enclosure
  • Materials of Construction: Die cast Aluminum
  • Electrical Relay: 2 SPDT Switches
  • Contact arrangement: 250V AC, 16A, 125VDC, 0.3A
  • Temperature Range: -4°F to 176°F, -15°C to 80°C
  • Proximity Sensor: P & F NJ2-V3-N
  • Bolt on Indicator: Yes
  • Mounting Bracket: 2R20 thru 2R300, VDI-3845 30mm-80mm - 20mm high pinion
Out of Stock
APL-3-30-N
A-T CONTROLS Limit Switch, CSA Type 4X, (2) SPST Reed Proximity, Aluminum Enclosure, 2-Way Dome Indicator view more
  • Design: APL Limit Switch Box, Mounted, Type 4X - Standard Enclosure
  • Materials of Construction: Die cast Aluminum
  • Electrical Relay: 2 SPST Reed Proximity Switches, Normally Open, 50 Watts Max
  • Contact arrangement: 0.4A @ 125VAC, 1A @ 24VDC
  • Visual Dome Indicator:  Red for Closed, Green for Open
  • Housing Color:  Black
  • Ambient Temperature:  -20° C to +80° C
  • Conduit Connections:  1/2" NPT
  • Approvals:  CSA
  • Recommended Bracket:  MBP-0-1-S (SST Mounting Bracket for APL-3-10-N, APL-4-14-N, TO 2-R-20 - 2-R-300)
Out of Stock
APL-4-14-N
A-T CONTROLS Limit Switch, CSA Flameproof, (2) DPDT, Aluminum Enclosure, 2-Way Dome Indicator view more
  • APL-4: CSA approved Class I, Division 1, Groups C & D T6; Class I, Zone 1, AEx d IIB, T6, Ex d IIB, T6, Type 4X/6, IP 66/67/68 - Large Enclosure
    • CSA Rating: 4A Max, 250VAC Max

  • 14: (2) DPDT Mechanical
    • Contact Ratings - Max: 20A@125/250VAC, 1A@125VDC, 1HP@125VAC

  • N: Aluminum Enclosure Material
Out of Stock
APL-2-20-L-20
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-5-20-N-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Threaded Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-4-14-T-30
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Mechanical DPDT Silver Plated
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-3-23-N-30
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-3-30-T-20
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Proximity Reed SPDT
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-5-30-T-HD
  • Series - Flameproof, ATEX, IECEx, NEpsi - Threaded Enclosure
  • Switch Type - Proximity Reed SPDT
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-2-23-N-HD
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-4-23-L-30
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-3-18-N-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Mechanical SPDT Gold-Plated
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-3-21-N
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - SPDT (PDN 17-5DNU Inductive Solid State Sensor)
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - None
Out of Stock
APL-5-20-N-HD
  • Series - Flameproof, ATEX, IECEx, NEpsi - Threaded Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-2-23-T
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - None
Out of Stock
APL-2-23-N
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - None
Out of Stock
APL-4-23-N-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-4-12-L-30
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-3-18-T
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Mechanical SPDT Gold-Plated
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - None
Out of Stock
APL-4-20-T-30
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-2-18-T-20
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - Mechanical SPDT Gold-Plated
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-5-12-T-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Threaded Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-4-14-T-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Mechanical DPDT Silver Plated
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-4-20-L-30
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-2-30-L-30
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - Proximity Reed SPDT
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - 2R500 Thru 2R3500, VDI-3845 30 mm - 130 mm - 30 mm High-Pinion
Out of Stock
APL-2-12-T-20
  • Series - NEMA 4, 4X - Compact Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-3-10-N-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (2)
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-3-21-N-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - SPDT (PDN 17-5DNU Inductive Solid State Sensor)
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-4-12-T-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-4-20-L
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - None
Out of Stock
APL-3-21-T-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - SPDT (PDN 17-5DNU Inductive Solid State Sensor)
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-4-21-T-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - SPDT (PDN 17-5DNU Inductive Solid State Sensor)
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
APL-5-23-N-HD
  • Series - Flameproof, ATEX, IECEx, NEpsi - Threaded Enclosure
  • Switch Type - P&F NBB2-V3-E2
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-3-12-N-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-4-30-T-HD
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Proximity Reed SPDT
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-3-12-L-HD
  • Series - NEMA 4, 4X - Standard Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with 3-Way 'L' Port
  • Mounting - Thread Series Heavy Duty Actuators
Out of Stock
APL-4-12-N
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - Mechanical SPDT Silver Plated (4)
  • Display - Aluminum Cover with Standard Red/Green Indicator
  • Mounting - None
Out of Stock
APL-4-20-T-20
  • Series - Flameproof, ATEX, IECEx, NEpsi - Large Enclosure
  • Switch Type - P&F NJ2-V3-N
  • Display - Aluminum Cover with 3-Way 'T' Port
  • Mounting - 2R20 Thru 2R300, VDI-3845 30 mm - 80 mm - 20 mm High-Pinion
Out of Stock
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Specifications

Brand

Display

  • Dome Indicator - L Port
  • Dome Indicator - T Port
  • Standard Red/Green Indicator

Electrical Rating

  • 0.1 A at 125 Vac / 8 Vdc / 14 Vdc / 30 Vdc
  • 10 W Max.
  • 16 A at 125/250 Vac, 10 A at 30 Vdc, 0.6 A at 125 Vdc
  • 20 A at 125/250 Vac, 1 A at 125 Vdc, 1 hp at 125 Vac

Enclosure Finish

  • Powder-Coated

Enclosure, Body Material

  • Aluminum

Environmental Protection

  • IP65
  • IP66
  • NEMA 4
  • NEMA 4X

Mounting

  • 2R20 Thru 2R300, VDI-3845 30 mm to 80 mm to 20 mm High Pinion
  • THD Series Heavy Duty Actuators

Switch Quantity

  • Two to Four Switches

Switch Type

  • DPDT Mechanical
  • P&F NBB2-V3-E3 Limit Switch, 3-Wire, PNP Sourcing, 10-30 Vdc, 100 mA at 30 Vdc
  • P&F NJ2-V3-N, 2-Wire, NAMUR Output, Not Amplified, 15 mA - Max.
  • SPDT Mechanical, Gold-Plated, 3-Wire NPN Inductive Solid State Sensor,
  • SPST Reed Proximity Switch

Certification & Approval

  • cCSAus
  • ATEX/IECEx

Ambient Temperature

  • -20° to 80° C (-4° to 176° F)
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