ABB S301P-Z1.6NA miniature circuit breaker with 1.6 A rated current, Type Z tripping characteristic, 1P+N configuration and 25 kA breaking capacity for sensitive electronic circuit protection.
£122.79
The ABB 2CDS381103R0258, also known as the S301P-Z1.6NA, is a premium miniature circuit breaker (MCB) designed to provide highly sensitive protection against overloads and short circuits in industrial and commercial electrical installations. As part of the trusted ABB System pro M compact S300P series, it combines exceptional reliability with a high fault-breaking capacity and compliance with international IEC and UL standards.
Featuring a 1.6 A rated current, a Type Z tripping characteristic and a 25 kA short-circuit breaking capacity, the S301P-Z1.6NA is specifically designed to protect highly sensitive electronic equipment, PLC systems, instrumentation, semiconductor devices and low-current control circuits. Its Type Z characteristic provides extremely rapid magnetic tripping, ensuring fast disconnection during fault conditions to help protect delicate electronic components.
With a 1P+N pole configuration, a 240 V AC rated operational voltage and suitability for selected 72 V DC applications, the S301P-Z1.6NA offers dependable protection for critical control systems. Its compact DIN rail mounting, fail-safe screw terminals and integrated contact position indicator simplify installation and maintenance within electrical distribution boards and industrial control panels.
The ABB S301P-Z1.6NA automatically disconnects electrical circuits during overload and short-circuit conditions, protecting sensitive electronic equipment from damage. Its Type Z tripping characteristic offers an extremely fast magnetic response, making it ideal for applications where electronic devices require rapid fault clearance.
The ABB S300P range is widely specified by OEMs, control panel builders and industrial automation specialists where dependable protection, high fault-breaking performance and long service life are essential.
| Current | 1.6 A |
|---|---|
| Phase | Single Phase |
| Manufacturer | ABB |
| Series | System pro M compact S300P |
| Model | S301P-Z1.6NA |
| Product ID | 2CDS381103R0258 |
| GTIN | 4016779079532 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 1.6 A |
| Tripping characteristic | Type Z |
| Number of poles | 1P+N |
| Rated AC voltage | 240 V AC |
| Rated DC voltage | 72 V DC |
| Frequency | 50 / 60 Hz |
| Short-circuit breaking capacity | 25 kA |
| Rated insulation voltage (Ui) | 500 V |
| Rated impulse withstand voltage (Uimp) | 6 kV |
| Protection rating | IP20 (IP40 when installed in a suitable enclosure) |
| Mounting type | DIN rail mounting |
| Terminal capacity | 0.75 to 35 mm² solid, 0.75 to 25 mm² stranded |
| Operating temperature | -40°C to +70°C |
| Dimensions (H × W × D) | approx. 88 × 35 × 69 mm |
| Weight | approx. 0.248 kg |
| Country of origin | Germany |
| HS Code | 85362010 |
| Country of Manufacture | Germany |
This miniature circuit breaker protects sensitive electronic circuits against overloads and short circuits in industrial and commercial installations.
The ABB S301P-Z1.6NA has a rated current of 1.6 A.
Type Z circuit breakers provide extremely fast magnetic tripping, making them ideal for protecting sensitive electronic equipment, PLCs and semiconductor devices.
The ABB S301P-Z1.6NA provides a high 25 kA short-circuit breaking capacity.
The circuit breaker is designed for installation onto a standard DIN rail inside electrical distribution boards and industrial control panels.
ABB System pro M compact S300P miniature circuit breakers are trusted worldwide for delivering reliable overload and short-circuit protection in industrial automation, electronic control systems and critical electrical installations.
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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...