Bulk discount available
Subtotal (1 unit)*
£1,033.90
(exc. VAT)
£1,240.68
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 24 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 9 | £1,033.90 |
| 10 - 19 | £930.51 |
| 20 - 24 | £837.46 |
| 25 - 49 | £758.89 |
| 50 + | £740.28 |
*price indicative
- RS Stock No.:
- 739-6370
- Mfr. Part No.:
- SFB 400/37
- Brand:
- Block
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Block | |
| Maximum Voltage Rating | 520 V ac | |
| Series | SFB | |
| Maximum Current Rating | 37A | |
| Switching Frequency | 8kHz | |
| Dimensions | 210 x 240 x 280mm | |
| Depth | 240mm | |
| Height | 280mm | |
| Length | 210mm | |
| Maximum Operating Temperature | +40°C | |
Select all | ||
|---|---|---|
Brand Block | ||
Maximum Voltage Rating 520 V ac | ||
Series SFB | ||
Maximum Current Rating 37A | ||
Switching Frequency 8kHz | ||
Dimensions 210 x 240 x 280mm | ||
Depth 240mm | ||
Height 280mm | ||
Length 210mm | ||
Maximum Operating Temperature +40°C | ||
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