Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 2
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 3
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 4
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 5
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 6
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 7
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 8
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 9
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 10
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 2
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 3
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 4
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 5
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 6
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 7
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 8
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 9
Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker - Image 10

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Siemens

Siemens MBK, MBK100A, 100A, 2P, 120/240V, Main Breaker Kit, Circuit Breaker

Out of stock
SKU: MBK100A UPC: 783643387980
(0)
$48.00
-51% $97.00 $48.00
Out of stock
Condition

MBK100A specifications

  • Manufacturer: Siemens
  • Brand: Siemens
  • Product Range: MBK (Main Breaker Kit for Siemens and Murray Ultimate type load centers)
  • UPC: 783643387980
  • Model Number: MBK100A
  • Breaker Type: Thermal Magnetic, Main Breaker Conversion Kit
  • Amperage: 100 Amps
  • Poles: 2-Pole
  • Voltage: 120/240 Volts AC
  • Interrupt Rating: 22 kAIC
  • Mounting Mode: Bolt-on
  • Wire Size: #4–3/0 AWG Cu-Al
  • Weight: 0.705 lbs
  • Certifications: UL Listed, CSA, ANSI Certified

This Siemens MBK100A thermal magnetic circuit breaker delivers dependable 100 Amp, 2-Pole main breaker protection for 120/240V circuits in Siemens and Murray Ultimate type load centers. Designed for bolt-on installation with 22kA interrupt rating, it supports residential main breaker conversion and replacement applications.

There is a $15 charge for delivery. Additional charges will be imposed by our couriers for delivery to remote areas, a surcharge may be levied to cover carriage to these areas.

Warranty Coverage

We stand behind every product we sell. Coverage depends on the condition of the item at time of purchase:

  • New: 12-month warranty
  • New Open Box: 10-month warranty
  • Reconditioned: 90-day warranty

Warranty coverage begins on the date of delivery and covers manufacturing and functional defects under normal use. It does not cover damage from misuse, improper installation, or unauthorized repair. To make a warranty claim, contact us at support@breakersmart.com with your order number and a description of the issue.