Better World

ABB System Pro M Compact S200 MCB, 1P, 4A Curve K, 253V AC, 72V DC, 20 kA Breaking Capacity

View all MCBs

Subtotal (1 unit)*

£28.19

(exc. VAT)

£33.83

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 38 unit(s) ready to ship
  • Plus 31 unit(s) ready to ship from another location
  • Plus 25 unit(s) shipping from 30 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£28.19

*price indicative

Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

RS Stock No.:
514-0119
Mfr. Part No.:
2CDS251001R0337 S201-K4
Brand:
ABB
Find similar products by selecting one or more attributes.
Select all

Brand

ABB

Number of Poles

1

Current Rating

4A

Tripping Characteristics

Type K

Rated AC Voltage

253V

Rated DC Voltage

72V

Breaking Capacity at Maximum Voltage Rating

20 kA

Range

System Pro M Compact

Series

S200

Circuit Breaker Type

MCB

Length

88mm

Width

17.5mm

Mounting Style

DIN Rail Mount

Depth

69mm

Model Number

S201-K4

Better World Claim

Designed for disassembly

Better World Product

Yes

Terminal Contact Type

Screw Clamp

Reset Actuator Type

Toggle Switch

Application

Residential

RoHS Status: Exempt

COO (Country of Origin):
DE

ABB S200 Series MCB, 1 Pole, 4A Current Rating - 2CDS251001R0337 S201-K4


This miniature circuit breaker (MCB) is engineered to protect electrical circuits effectively across various applications. With a current rating of 4A and Type K tripping characteristics, it ensures reliable performance during fluctuating electrical loads. As part of the System M Pro range, it features a compact design and robust functionality, making it a significant component in electrical installations.

Features & Benefits


• 1P configuration provides straightforward single-phase protection
• Type K tripping characteristics enhance responsiveness
• Protects against overloads and short circuits
• Compact design ideal for DIN rail mounting
• Rated AC voltage of 253V accommodates diverse applications
• Breaking capacity of 6kA ensures safety

Applications


• Suitable for branch circuit protection in domestic installations
• Utilised in automation and control systems for effective circuit protection
• Commonly employed in machinery and plant control circuits
• Compatible with finely stranded conductor systems
• Designed for environments requiring frequent disassembly and maintenance

What precautions should I take during installation?


Ensure that the contact surfaces of conductors are clean and treated to maintain good electrical contact.

Can I use it in environments with high ambient temperatures?


It functions effectively in ambient temperatures ranging from -25°C to +55°C, providing versatility in varying conditions.

How should I maintain this circuit breaker for optimal performance?


Regular checks on connections and terminal cleanliness will help maintain its efficiency over time.

Is this device compatible with aluminium conductors?


Yes, provided that the conductors are cleaned and prepared properly before connection.

What is the reaction time for tripping under overload conditions?


The K-type curve is designed for quick tripping under specific overload conditions, enhancing system safety.

Standards

IEC/EN60947-2


ABB System Pro M Single & Double Pole MCB's

Note

The Classic & System pro M product cannot be intermixed and do not share common accessories. System pro M products can only be fitted to new style Protecta distribution boards,see typically stock no. 539-1553.

Related links