Why FAQs?
When it comes to electrical protection devices like MCBs, buyers often have plenty of questions—especially about performance, compatibility, and installation. Whether you’re an electrician, facility manager, or procurement specialist, getting quick, accurate answers helps avoid downtime and ensures safe operation. That’s why we’ve compiled the most frequently asked questions about the ABB SB201M-C40, one of the most popular models in the System pro M series.
1. What is the ABB SB201M-C40 used for?
This 40A Miniature Circuit Breaker (MCB) is used for protecting electrical circuits from overloads and short circuits in residential, commercial, and industrial installations.
2. What does the ‘C’ in SB201M-C40 signify?
‘C’ represents the tripping characteristic. Type C trips at 5 to 10 times the rated current, ideal for circuits with moderate inrush currents like motors and lights.
3. What is the short-circuit breaking capacity?
The SB201M-C40 offers a breaking capacity of 10 kA at 240/415 V AC, ensuring protection even during high fault currents.
4. Is this MCB compatible with 3-phase systems?
This model is single-pole (1P), best for single-phase circuits. For 3-phase needs, use 2P, 3P, or 4P versions from the same ABB SB200M range.
5. Can it be used in industrial panels?
Yes. It complies with IS/IEC 60898-1 and suits industrial, commercial, and residential distribution panels.
6. What’s the physical size of the MCB?
- Width: 17.5 mm
- Height: 85 mm
- Depth: 69 mm
7. How do I know it’s a genuine ABB product?
Purchase only from authorized ABB distributors like Shansen Enterprises, Coimbatore. Check for the ABB logo and ISI certification on the product label.
8. Does it support accessories?
Yes, ABB provides a full range of accessories including auxiliary contacts, shunt trips, and under-voltage releases.
9. What kind of connections does it support?
- Rigid conductor: Up to 25 mm²
- Flexible conductor: Up to 16 mm²
- Tightening torque: 2 N·m (Pozidriv 2 screwdriver)
10. How do I buy it?
Order directly from Shansen Enterprises in Coimbatore. We provide PAN-India delivery with 48-hour dispatch. Click the “Get Quote via WhatsApp” button for fast and accurate pricing!
Final Word
The ABB SB201M-C40 is a reliable and compact MCB trusted by professionals across India. For genuine products, expert advice, and quick delivery, contact Shansen Enterprises – your ABB-authorized partner.



