MICRO SWITCH™ Heavy-Duty Limit Switches HDLS Series

Part Number Information
Part #: Price/Availability:
LSA1A Buy Now
LSA6B Buy Now
LSC1A Buy Now
LSC6B Buy Now
LSD1A Buy Now
LSM6D Buy Now
LSN1A Buy Now
LSR1A Buy Now
LSZ51A Buy Now
LSZ51B Buy Now
LSZ52C Buy Now
LSZ52D Buy Now
LSZ54M Buy Now

Honeywell Sensing and Control offers the world's most advanced line of MICRO SWITCH™ heavy-duty limit switches. These switches include boss-and-socket head design for secure head-to-body retention, unique all-metal drive train for consistent operating characteristics even at high temperature (lasts longer without the need for frequent adjustment than drive trains with plastic parts,) self-lifting pressure plate terminals save wiring time, easily identified grounding terminal (inside) for compliance with OSHA and other regulatory agency standards, one piece flat gasket (seals better than gaskets that go around curves and corners, does not contact terminal pins to reduce chances of fluid migration,) front mounting and interchangeability of single- and double-pole switches, plug-in and non plug-in with one another and with other switch brands, tracking interchangeability of actuator levers for single- and double-pole switches, plug-in and non plug-in, twin shaft seals for an extra measure of protection, inner FC O-ring seal, outer Buna-N seal (all FC available,) FC shaft and diaphragm seals on side rotary switches, rugged corrosion-resistant zinc head and body are phosphate treated and epoxy finished, exclusive teller tab assures proper torque (when it cannot be moved the lever is tight enough to prevent slippage) and domestic and international conduit taps.


  • Wide variety of operating heads 
  • Field adjustable operating modes, for reduced inventory 
  • Convenience of on-the-spot adjustment instructions 
  • Complete choice of circuitry and electrical rating options 
  • Plug-in and non plug-in versions have identical operating characteristics and are dimensionally interchangeable 
  • Manifold (rear-wire) version 
  • Explosion-proof versions 
  • Low temperature versions to -40°C (-40°F) 
  • Captive head and body screws 
  • Designed to withstand seismic shock 
  • Stainless steel (NEMA 4X) versions 
  • Pre-leaded cable or pre-wired connector types 
  • Epoxy filled wash down (NEMA 6P) types 
  • Completely fluorocarbon (FC) sealed versions


  • Machine Tools 
  • Material Handling 
  • Packaging 
  • Presses 
  • Pulp and Paper 
  • Welding 
  • PLC Interface