ABB 1SDA067427R1 Tmax XT1N 160 moulded case circuit breaker with TMD thermomagnetic trip unit, 125 A rating, four poles and a fully rated neutral for industrial low voltage power distribution.
£605.28
The ABB 1SDA067427R1 is a dependable moulded case circuit breaker (MCCB) from the proven ABB Tmax XT series, designed to provide reliable protection for low voltage power distribution systems. Identified as XT1N 160 TMD 125-1250 4p F F InN=100%, this breaker features a fully rated neutral, making it suitable for a wide range of industrial and commercial electrical installations.
Equipped with an integrated TMD thermomagnetic trip unit, the breaker delivers dependable overload and short-circuit protection while maintaining compact dimensions for easy installation inside switchboards, control panels and OEM equipment. Its fixed design and front terminal connections simplify installation and maintenance.
With a 125 A rated current, four-pole configuration and a 100% rated neutral pole, the ABB 1SDA067427R1 is ideal for protecting three-phase electrical distribution systems where full neutral current capacity is required.
The ABB Tmax XT range is engineered to protect electrical installations by automatically disconnecting circuits during overload or short-circuit conditions. This helps reduce equipment damage, minimise downtime and improve the reliability of electrical distribution systems.
The ABB 1SDA067427R1 is widely used by panel builders, OEM manufacturers and electrical contractors requiring dependable protection together with a fully rated neutral for modern four-pole installations.
| Current | 125 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | Tmax XT |
| Model | XT1N 160 TMD 125-1250 4p F F InN=100% |
| Product ID | 1SDA067427R1 |
| Product type | Moulded case circuit breaker |
| Frame size | XT1 |
| Rated uninterrupted current (Iu) | 125 A |
| Frame rating | 160 A |
| Number of poles | 4 |
| Trip unit | TMD thermomagnetic |
| Overload adjustment | 87.5 to 125 A |
| Instantaneous magnetic trip | 1250 A |
| Rated operational voltage | Up to 690 V AC |
| Rated short-circuit breaking capacity (Icu at 415 V AC) | 36 kA |
| Terminal type | Front bolt terminals |
| Installation | Fixed mounting |
| Protection rating | IP20 |
| Dimensions (H × W × D) | Approx. 130 × 101.6 × 70 mm |
| Weight | Approx. 1.4 kg |
| Standards | IEC 60947-2 |
| HS Code | 85362090 |
| Country of Manufacture | Italy |
It protects low voltage electrical systems against overloads and short circuits in industrial, commercial and OEM applications.
The breaker has a 125 A rated uninterrupted current within the XT1 160 frame.
It means the neutral pole is fully rated and can carry the same current as the phase conductors, making it suitable for installations requiring a full-capacity neutral.
The integrated TMD thermomagnetic trip unit provides overload protection together with instantaneous magnetic protection against short circuits.
It is commonly installed in switchboards, distribution boards, control panels and industrial machinery requiring reliable circuit protection.
ABB Tmax XT moulded case circuit breakers are trusted by electrical engineers, panel builders and contractors worldwide for reliable protection, compact installation and long operational life.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...