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Siemens 4MLKA3B - Feed-Thru Lug 400A 3-Phase Q-Frame

Siemens
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Siemens 4MLKA3B Circuit Breaker is a 400A feed-thru lug accessory designed for use with Siemens Q-frame circuit breakers to provide a secondary connection point for load-side wiring. This component supports 3-phase systems and is rated for a continuous current of 400A, accommodating wire sizes from 1x AWG 1/0 to 750 kcmil aluminum or 1x 600 kcmil copper, as well as 2x 250 kcmil aluminum/copper conductors. Constructed with a compact footprint of 8.268 x 13.78 x 4.331 inches and weighing 1.995 lb, it features a feed-thru connection type for streamlined panel wiring. Manufactured in the United States, this accessory is compliant with applicable industry standards for industrial electrical distribution. It is commonly used in commercial and industrial power panels for extending branch circuit capacity or facilitating parallel conductor connections.

Key Features & Specifications
  • Type: Feed-thru lug accessory for Q-frame circuit breakers
  • Voltage Rating: Not specified
  • Current Rating: 400A
  • Dimensions: 8.268 x 13.78 x 4.331 inches
  • Standards: Not specified
  • Applications: Industrial and commercial power distribution panels
  • Connection: Feed-Thru
  • Wire Size: 1x AWG 1/0 to 750 kcmil, Aluminum or 2x 250 kcmil, Aluminum/Copper, or 1x 600 kcmil, Copper
  • Phase: 3
  • Compatible Frames: Q
  • Weight: 1.995 lb
  • Country of Origin: United States


Product Identification
  • UPC: 887621580889
  • GTIN: 00887621580889