Trailer restraints from Nordock

Trailer restraints

Brochure

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The vehicle restraint with a rotating hook and 24-hour back-up battery

Chris Brady, Vice President at Northern Dock Systems, demonstrates and explains the key features of the rotating hook trailer restraint, which includes a 24-hour battery back-up and utilizes smart technology for ultimate safety.

Nordock guarantees these products will outperform all others on the market.

• The strongest hold: With mounting forces exceeding 100,000 pounds, our trailer restraints are capable of holding the heaviest trucks while the locking hook secures virtually all rear impact guards in excess of 32,000 pounds of restraining force to eliminate trailer pinch.

• One size fits all: Able to lock a variety of trucks with a vertical operating range from 9″ to 30″.

• Prevent serious workplace injury/accidents: Ensure the safety of your workers and prevent the truck from moving forward during loading.

• Flexible: Hydra-Float barrier automatically adjusts to track movement during loading.

• Durable: All components are zinc plated for superior durability and weatherproofing.

Information

Vehicle restraints that are guaranteed to outperform


Rotating hook:
Smart-Hook AR-20K
Automatic:
ATL series
Manual:
MTL series
Pit hook:
Pit-Hook PH3000

Features on the AR-20K trailer restraint

Improve loading dock safety with AR-20K’s No-Pinch auxiliary lock and Power-Safe battery reserve systems. AR-20K’s patented Impact-Guard front carriage reinforcement provides unequalled protection from damage caused by incoming trailers, while its patented direct drive system consists of a direct-coupled IP66 waterproof-rated high torque DC motor and high efficiency helical gears.

AR-20K Patented Direct Drive System With Exclusive Hook Position Sensor

View a breakdown of the features of the unique rotating hook vehicle restraint, including a battery back-up system that grants full vehicle restraint functions with safety communication lights for up to 24 hours by clicking the image on the right.

Smart-Hook AR-20K Trailer Restraint Benefits
Truck-Lock vehicle restraints

Features on the Truck-Lock series of vehicle restraints (ATL and MTL models)

Click on the image to view a breakdown of the features on our Truck-Lock series of vehicle restraints.

Photos

  • Smart-Hook AR-20K Rotating Hook Trailer Restraint Closeup
  • AR-20K Control Panel
  • AR-20K No-Pinch Auxiliary Lock System
  • AR-20K Patented Direct Drive System
  • Truck-Lock vehicle restraints
  • Model: ATL automatic vehicle restraint
  • Model: MTL manual vehicle restraint
  • Pit-Hook
  • Pit hook
  • A complete communication system includes signs and flashing LED lights

Customers that love this product

  • Umicore
  • Atlas Copco
  • Benjamin Moore Paints
  • Crayola
  • ATS Healthcare
  • Grace Foods Canada
  • DB Schenker
  • Wonder Bread
  • Ventra Plastics
Read customer success stories

Models

Rotating hook: Smart-Hook

The AR-10K and AR-20K are premium automatic vehicle restraints designed to secure trucks at the loading dock by using a large rotating hook to engage a trailer's rear impact guard.

Models: AR-10K, AR-20K

Automatic: ATL series

The Truck-Lock automatic series of trailer restraints improve safety with strength, convenience and reliability.

Models: ATL-400, ATL-450, ATL-500, ATL-900

Manual: MTL series

These Truck-Lock trailer restraints are affordable, manually-operated units designed to lock trailers with a large barrier.

Models: MTL-100, MTL-200, MTL-230, MTL-250, MTL-300

Pit hook: Pit-Hook PH3000

The Pit-Hook model is a premium automatic hydraulic-powered unit with a restraining hook that is stored at the back of the building face, clear of incoming trucks within a pit cavity below the dock leveler, away from weather and debris.

Model comparison chart

AR-10K/AR-20K
Vertical operating range 9"-30"
Mounting force 100,000 lbs
Restraining force 32,000 lbs
Enclosed working parts Yes, NEMA 12 rated
Rotating hook Yes
Battery-back-up Yes, 24 hours
ATL-400 ATL-450 ATL-500 ATL-900
Vertical operating range
9"-30"
Mounting force
100,000 lbs
Restraining force
32,000 lbs
Enclosed working parts
Yes, NEMA 12 rated
Rotating hook
No
Battery-back-up
No
MTL-100 MTL-200 MTL-230 MTL-250 MTL-300
Vertical operating range
9"-30"
Mounting force
100,000 lbs
Restraining force
32,000 lbs
Enclosed working parts Yes Yes Yes, NEMA 12 rated Yes, NEMA 12 rated Yes, NEMA 12 rated
Rotating hook
No
Battery-back-up
No

Customizations

Complete communication system for all models
Flashing LED signal lights for inside/outside usage. Wall-mounted sign with reverse writing for easy driver readability. Control panel with simple push-button operation.

Additional options
• Cantilever extension mounting bracket.
• Cast-in wall mounting plate.
• AR-10K/Pit-Hook: Keyed override switch.
• Pit-Hook: Dock leveler stored interlock switch.

Warranty

• 1 year: Parts.
• 5 year: Structural.

Specifications

Components Zinc plated for superior durability
Design Non-impact design with low profile (9" above grade)
Guide tracks Self-cleaning
Components Steel hook constructed from 50,000 psi yield material
Design Non-impact design with low profile (9" above grade)
Horizontal extension 14"
Mount Under dock pit

Videos

Pit-Hook operation

Watch how the Nordock Pit-Hook operates to lock a trailer bar.

ATL trailer restraints

Prevent accidental trailer departure with ATL automatic trailer restraints from Nordock, which provides continuous upward force once docked.

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