Limit Switches

The Triac® APL Series Limit Switches feature high quality, easy to use, multiple option switch boxes for rotary actuators.

  • Die-cast aluminum powder coated enclosure
  • Captive cover bolts
  • NAMUR mount brackets
  • Quick-set spring loaded ca
  • 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 4-20mA transmitter options.

Product Description

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.

  • APL 2 Series “Compact” Switch
    • CSA Approved, Type 4X
    • Solid, compact, low-profile design
    • Dual 1/2″ NPT conduit entries, 8 pts. on terminal strip
    • Ambient temperature range -20°C 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 pts. on terminal strip
    • Ambient temperature range -20°C 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 pts. on terminal strip
    • Ambient temperature range -20°C 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, IP66/67
    • ATEX/IECEx rating available: Ex d IIC T6 Gb, Ex tb IIIC T85°C Db, IP67 (APL-510N-ATEX)
    • Available with Stainless Steel enclosure
    • Dual 3/4” NPT conduit entries, 8 pts. on terminal strip
    • Screw-on enclosure lid with spring loaded captive cover bolts – unique design to hold bolts inside cover
    • Ambient temperature range -20°C to 60°C (-4°F 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°C to 80°C