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Siemens

4MLKA3A

Siemens 400 Amp 3-Phase Aluminum Main Lug Kit for P1 Panelboard


Current: 400
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Original equipment manufacturer (OEM) products that have never been energized. New items may come in their original factory packaging or may be unused components removed from new panels. Packaging and cosmetic appearance can vary; contact our team for details or photos of the available unit.

Re-Certified
Original equipment manufacturer (OEM) products that have previously been energized and have been inspected, tested, and recertified for return to service. These items may show signs of prior use. Contact our team for details about the unit’s condition, testing documentation, and applicable warranty.

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Price:
Sale price$215.98 Regular price$780.00
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Product Description & Specifications

Confirm the complete catalog number and application requirements before ordering. The specifications below reflect the product information available for this listing.

Manufacturer
Siemens
Sub-Category
Parts And Accessories
Series
P1A
Frame
P1A
Rated current
400
Phases
3
Country of origin
United States
Compatible Frames
Q
UPC
887621580841
GTIN
00887621580841
Dimensions
8.268 x 13.78 x 4.331
Weight
2.249
Wire Size
AWG 1/0 to 250KCmil, AWG 2 to 600KCmil
Product description & additional details

4MLKA3A


4MLKA3A is a Siemens field-installable main lug kit designed for use with 3-phase P1 panelboards. This lug kit supports aluminum conductors and is rated for 400 amps, providing a reliable connection solution for main feeder applications. The 4MLKA3A features a Q frame type and is panel-mounted, making it compatible with Siemens P1 series panelboards. It is engineered for durability and ease of installation, supporting conductor sizes from 1/0 AWG to 250 kcmil and 2 AWG to 600 kcmil. The kit is ideal for use in commercial and industrial power distribution systems where aluminum feeders are specified.
  • Part Number: 4MLKA3A
  • Manufacturer: Siemens
  • Amperage: 400 A
  • Phase: 3-Phase
  • Mounting Type: Panel
  • Frame Type: Q
  • Conductor Range: 1/0 AWG to 250 kcmil, 2 AWG to 600 kcmil
  • For Use With: P1 Panelboard
  • Material: Aluminum
  • Series: P1A
  • Application: Main Lug Kit
  • Weight: 2.25 lb
At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

  • Part Number: 4MLKA3A
  • Manufacturer : Siemens
  • Brand : Siemens
  • Category : Circuit Breaker
  • Item Subcategory : Parts And Accessories
  • Family : P1A
  • Type : P1A
  • Amperage : 400
  • Phase : 3
  • Compatible Frames : Q

Product Data

  • UPC : 887621580841
  • GTIN : 00887621580841
  • Country of Origin : United States
  • Dimensions : 8.268 x 13.78 x 4.331
  • Weight : 2.249
  • Wire Size : AWG 1/0 to 250KCmil, AWG 2 to 600KCmil

Return eligibility: what to know before ordering

Return requests must be made within 30 days of shipping and require authorization. Used, installed, energized, or tested items are not eligible. A restocking fee of up to 35% may apply. Review the full policy before purchase.

Product-specific restrictions apply. International orders are non-cancellable and non-refundable under the policy.

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