The Siemens MBK225A is a 2-pole, 225-amp main breaker conversion kit that upgrades compatible load centers from a main lug to a fully protected main breaker configuration. Rated 120/240VAC single-phase with a 22kA AIC interrupt rating and fixed thermal magnetic trip (Long-Time, Instantaneous), it delivers dependable overcurrent and short-circuit protection. Bolt-on mounting with lug-type terminals accepts 1 AWG to 300 kcmil copper or aluminum conductors. Compatible with Siemens Ultimate, PL Series, and ES Series load centers; ships with mounting hardware and line side lugs. UL 489 listed.
Features
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- Amperage: 225 Amp
- Poles: 2
- Voltage: 120/240VAC
- Wire Gauge: 1 AWG - 300 kcmil (Cu/Al)
- standard: NEMA 3R
- Model Number: MBK225A
- Brand: Siemens
- Accessory Type: Load Center Accessory