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ABB E1.2N 1250 Air Circuit Breaker for Reliable Protection
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ABB E1.2N 1250
High-performance air circuit breaker for reliable protection and control in low-voltage power distribution systems
| Brand | ABB |
| Model | E1.2N 1250 |
| Voltage | 690V AC |
| Country of Origin | Switzerland |
| Weight | 48 kg |
| Dimensions | 360x320x420 mm |
| Warranty | 6 months |
| Certifications | IEC 60947-2, CE, UL 1066 |
| SKU / MPN | E1.2N 1250 |
| What’s in the box | Air Circuit Breaker, mounting hardware, connection terminals, user manual |
| Rated Current | 1250 A |
| Breaking Capacity | 66 kA (at 690V AC) |
| Number of Poles | 3-pole |
| Trip Unit | ETU 45 LSI (electronic trip unit) |
| Protection Functions | L, S, I, G (optional) |
| Communication | Modbus RTU, PROFIBUS DP (optional) |
Key benefits: Compact design, high breaking capacity, advanced protection settings, easy integration with communication protocols, robust construction for industrial environments
Typical applications: Industrial power distribution, generator protection, motor control centers, main switchboards in commercial buildings, marine applications
Lifecycle: Active product with long-term availability and spare parts support
1 review for ABB E1.2N 1250 Air Circuit Breaker for Reliable Protection
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Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
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Competitively priced
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Orders usually ship the same day
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Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.

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David L. –
Good price for such a robust HMI. Technical documentation was clear.