ABB S301P-B6 miniature circuit breaker with 6 A current rating, B curve tripping characteristic, 25 kA breaking capacity and DIN rail mounting for industrial electrical protection.
£35.19
The ABB 2CDS381001R0065, also known as the S301P-B6, is a premium single-pole miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in industrial and commercial electrical installations. As part of the ABB System pro M compact S300P series, it combines exceptional fault interruption performance with a compact DIN rail mounted design suitable for demanding applications.
The S301P-B6 features a B tripping characteristic, making it ideal for protecting resistive loads and circuits with low inrush currents such as lighting, heating systems and general power distribution. Its patented fail-safe terminals, integrated trip indicator and robust construction simplify installation while ensuring dependable long-term operation.
With a 6 A current rating, 25 kA AC breaking capacity and compliance with IEC, EN, UL and CSA standards, the ABB S301P-B6 provides reliable circuit protection for industrial switchboards, OEM machinery, commercial installations and automation systems.
Miniature circuit breakers automatically disconnect electrical circuits when overload or short-circuit conditions occur, protecting cables, equipment and connected loads from damage. The ABB S300P range has been engineered for industrial applications where high breaking capacities and dependable long-term performance are essential.
The S301P-B6 combines robust electrical performance, compact dimensions and straightforward installation, making it an ideal solution for panel builders, OEM manufacturers and maintenance engineers requiring reliable protection and compliance with international standards.
| Current | 6 A |
|---|---|
| Phase | Single Phase |
| Manufacturer | ABB |
| Series | System pro M compact S300P |
| Model | S301P-B6 |
| SKU | 2CDS381001R0065 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 6 A |
| Number of poles | 1 |
| Protected poles | 1 |
| Tripping characteristic | B |
| Rated operational voltage | 240 / 415 V AC |
| Rated DC voltage | 125 V DC |
| Frequency | 50 / 60 Hz |
| Rated breaking capacity | 25 kA |
| Rated insulation voltage | 500 V |
| Rated impulse withstand voltage | 6 kV |
| Protection rating | IP20 (IP40 when installed in an enclosure) |
| Mounting type | 35 mm DIN rail |
| Terminal capacity | 0.75 to 35 mm² rigid, 0.75 to 25 mm² flexible |
| Electrical endurance | 20,000 operating cycles |
| Mechanical endurance | 20,000 operating cycles |
| Dimensions (H × W × D) | 88 × 17.5 × 69 mm |
| Weight | approx. 0.124 kg |
| EAN | 4016779080583 |
| Country of origin | Germany |
| HS Code | 85362010 |
| Country of Manufacture | Germany |
The ABB S301P-B6 protects electrical circuits against overloads and short circuits in industrial and commercial installations.
The ABB 2CDS381001R0065 has a 6 A rated current.
This model features a B curve, making it ideal for protecting resistive loads and circuits with low inrush currents.
The S301P-B6 mounts directly onto a standard 35 mm DIN rail inside distribution boards and control panels.
Yes. The S301P-B6 is fully compatible with the ABB System pro M compact accessory range including auxiliary contacts and signalling accessories.
ABB System pro M compact miniature circuit breakers are trusted by electrical contractors, panel builders and industrial engineers for dependable overload protection, high fault interruption capability and long-term operational reliability.
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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...