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Picture of Circuit Breaker Mechanism, rotary handle, 400A mechanism, 6 inch handle, standard shaft, for LAL/LHL/Q4L circuit breakers
SKU:

9421LR1

Circuit Breaker Mechanism, rotary handle, 400A mechanism, 6 inch handle, standard shaft, for LAL/LHL/Q4L circuit breakers

Old price: $527.89 INC GST
$332.57 INC GST
Available for Shipping : 02-Sep-2025
Circuit Breaker Mechanism, rotary handle, 400A mechanism, 6 inch handle, standard shaft, for LAL/LHL/Q4L circuit breakers
  • Used with all disconnect switch and circuit breaker installations
  • Designed for variable depth, flange mounting applications
  • Kit contains all parts necessary for conveniently mounting the handle to the flange of the enclosure
  • Two mounting methods offered for flexibility
  • Disconnect switches were designed for control panel installations
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Manufacturer: Square D
Instruction sheet
Product Page Link
Product Data Sheet
Type L door mounted, variable depth operating mechanisms feature heavy duty, all metal construction with trip indication. Operating mechanism can be padlocked in the Off position when the enclosure door is open. Handle assemblies can be locked Off with up to three padlocks, which also locks the door closed This operating mechanism kit will work with LAL, LHL and Q4L circuit breakers. Circuit breakers can be 2 or 3 pole with a frame size of 400A. Proper circuit breaker must be ordered separately. Kit contains a 6 inch long handle that is rated NEMA 1/3R/12. The kit contains a standard shaft. The mounting depth of this kit is 6.31 to 10.875 inches from the circuit breaker mounting surface, control panel, to outside of enclosure door. Kit is UL component recognized and CSA certified.

Products specifications

Attribute name Attribute value
Main
Product or component type Circuit Breaker Mechanism
Range of product 9421L
Complementary
Shaft type standard
Length 6 in
Environmental
Product compatibility NEMA 1/3R/12 enclosure
Packing Units
Unit Type of Package 1 1
Number of Units in Package 1 1
Package 1 Height 21.082 cm
Package 1 Width 13.970 cm
Package 1 Length 29.972 cm
Package 1 Weight 2.608 kg

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