LiftMaster CSL24ULWK 24VDC High Traffic Commercial Slide Gate Operator

$4,377.25 each

Product Description

LiftMaster CSL24ULWK 24VDC High Traffic Commercial Slide Gate Operator

CSL24ULWK features a battery backup that provides up to 208 cycles or 24 days of standby power.

  • Battery Backup provides seamless access by providing standby power when the power is down.
  • Commercial Gear-Driven Transmission provides unsurpassed reliability.
  • Smooth start/stop operation and mid-travel reversal extend operator hardware life.
  • Warranty 5 years commercial, 7 years residential.
  • myQ® Technology enables you to securely control and monitor your gate operator from anywhere.
  • Wireless Dual-Gate Communication synchronizes gate opening/closing and eliminates expensive driveway trenching costs.
Safe and Secure:
  • Security+ 2.0® safeguards access with an encrypted tri-band signal to virtually eliminate interference and offer extended range.
  • Quick Close and Anti-Tailgate quickly secures the property, preventing unauthorized access.
  • Fire Department Compliance allows gate to auto-open upon loss of ac power or battery depletion.
  • Manual Disconnect when unlocked allows gate to be opened manually.
  • UL® Listed gate operators with monitored safety entrapment protection devices.
Included Accessories:
  • LMRRUL Monitored Retro Reflective Photo Eye enhanced retro-reflective photo eye now with heater and wider polarized beam, engineered to stay aligned; max. Range: 50 ft.
  • S505AL Monitored Small Profile resistive edge pressure-sensitive edge stops and/or reverses gate when obstructed.
  • LMWEKITU Monitored Wireless Edge Kit - Protects up to 8 entrapment points using innovative low-energy Bluetooth® transmission, 2 year battery life; max. Range: 130 ft.
  • 24VDC Continuous duty
  • Operator Duty Rating: high-cycle, high-temperature continuous duty
  • Wormgear Reduction: Commercial oil-bath gearbox provides 10:1 Wormgear reduction
  • Chain: #41 Black Oxide (30ft. Supplied)
  • 120/230V single-phase
  • Optional Kit (3PHCONV) to convert an input voltage of 208/230/460/575VAC to an output voltage of 120VAC
  • Solar-Ready Ultra-Reliable System delivers power when and where you need it
  • Accessory Power: 24VDC 500mA output; switched and un-switched power
Commercial Grade Design:
  • Chassis: constructed with 1/4 in. gold zinc-plated steel for rust prevention
  • Cover: high-density, UV-resistant polycarbonate 2-piece cover for excellent heat and corrosion resistance
  • UL® Usage Classification: I, II, III, and IV
  • Operator Weight: 140 lbs.
  • Height: 25.07”
  • Width: 15.55”
  • Depth: 19.51”
Temperature Specifications When Cold:
  • Without heater: -4°F (-20°C)
  • With heater: (HTR) -40°F (-40°C)
Temperature Specifications When Hot:
  • Without heater: 140°F (60°C)
  • With heater: (HTR) 140°F (60°C)
Gate Speed:
  • 12” per second
Standard Features:
  • Inherent Reversing Sensor detects obstructions and reverses gate when closing or stops/reverses gate when opening
  • Posilock® automatically closes the gate when it is pushed from the closed limit
  • Monitored Safety Inputs 3 main board, 3 expansion board
  • Security+ 2.0® On-Board Radio Receiver Tri -Band 310/315/390 MHz frequency up to 50 remote controls (unlimited with 811LM/813LM)
  • Led Diagnostic Display simplifies installation and troubleshooting
  • Programmable Auxiliary Relays make adding additional features easy
  • Homelink® Compatible version 4.0 or higher (May require an external adapter depending on the model and year of your vehicle. Visit for additional information.)

IMPORTANT: Due to supply chain shortages we currently do not offer quantity discounts, and for some of our products we are limiting the quantities that may be purchased.

Quantity Discounts

2+: $4,377.25 each
4+: $4,377.25 each
8+: $4,377.25 each


We are either "OUT OF" this part because it is currently unavailable, or the part is "NLA" - No Longer Available. Please contact us regarding future availability or possible substitutes for items that are no longer available.

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YES, WE'RE OPEN FOR BUSINESS!Due to the Coronavirus and the Delta varation, we have changed our local order pickup policy at our West Chicago location. To pick up an order you will need to order first. The quickest way to do this is through our online shopping cart. There you can select the local pickup option. Or, you can call 630-293-1337 for assistance and to place your order. When ready, we will call you and your parts will be available for pickup in the front entrance on the north side of the building. Longer items will be picked up on the south side loading dock. Please do not arrive until you have been notified that your order is ready.

COVID / DELTA VARIANT UPDATE! NO MASK, NO SERVICE! When picking up parts please wear a mask. If you don't bring one we'll gladly provide one. Please honor the six foot social distancing rule to protect yourself and our employees. Thank you for your patience and understanding as we all navigate this challenge together. More information is available on our blog titled DDM Adjusts to the COVID-19 Coronavirus. In the same article you will also find documentation and an answer to the question: "Is a garage door repair company a life sustaining business?"

PLEASE NOTE: COVID has interrupted global supply distribution chains resulting in unprecedented delays on incoming door and dock industry products. The result is limited availability of many products, three month delays on incoming shipments, and an inflationary rate of over 50% just this year on many of our products.


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