Better World
Siemens SENTRON 5SL4 MCB, 1P, 40A Curve C, 400V AC, 10 kA Breaking Capacity
- RS Stock No.:
- 209-5963
- Distrelec Article No.:
- 301-37-419
- Mfr. Part No.:
- 5SL4140-7
- Brand:
- Siemens
Subtotal (1 unit)*
£22.59
(exc. VAT)
£27.11
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 24 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £22.59 |
*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.:
- 209-5963
- Distrelec Article No.:
- 301-37-419
- Mfr. Part No.:
- 5SL4140-7
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Number of Poles | 1 | |
| Current Rating | 40A | |
| Tripping Characteristics | Type C | |
| Rated AC Voltage | 400V | |
| Breaking Capacity at Maximum Voltage Rating | 10 kA | |
| Range | SENTRON | |
| Series | 5SL4 | |
| Circuit Breaker Type | MCB | |
| Width | 76mm | |
| Length | 18mm | |
| Mounting Style | DIN Rail Mount | |
| Depth | 90mm | |
| Model Number | 5SL4140-7 | |
| Better World Claim | Extended product life | |
| Better World Product | Yes | |
| Terminal Contact Type | Screw | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Number of Poles 1 | ||
Current Rating 40A | ||
Tripping Characteristics Type C | ||
Rated AC Voltage 400V | ||
Breaking Capacity at Maximum Voltage Rating 10 kA | ||
Range SENTRON | ||
Series 5SL4 | ||
Circuit Breaker Type MCB | ||
Width 76mm | ||
Length 18mm | ||
Mounting Style DIN Rail Mount | ||
Depth 90mm | ||
Model Number 5SL4140-7 | ||
Better World Claim Extended product life | ||
Better World Product Yes | ||
Terminal Contact Type Screw | ||
- COO (Country of Origin):
- RO
The Siemens 5SL4140-7 Miniature Circuit Breakers operate at 440 V and 40 A, at AC. It has a switching capacity of 10 kA. It protects electrical systems against overload and short circuits. These are suitable for the quick and easy mounting of additional components such as arc fault detection devices, auxiliary switches, fault signal contacts, shunt trips and under voltage releases.
Tripping characteristic class-C.
Number of poles-1
Number of poles-1
Related links
- Siemens SENTRON 5SL4 MCB 40A Curve D 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 40A Curve C 72V DC, 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 40A Curve C 72V DC, 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 40A Curve B 72V DC
- Siemens SENTRON 5SL4 MCB 3A Curve C 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 50A Curve C 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 1A Curve C 10 kA Breaking Capacity
- Siemens SENTRON 5SL4 MCB 6A Curve C 10 kA Breaking Capacity