Schaffner FN 355 Series 20A 440 V ac 400Hz Flange Mount RFI Filter, with Screw Terminals 3 Phase
- RS Stock No.:
- 219-3211
- Mfr. Part No.:
- FN355-20-03
- Brand:
- Schaffner
Bulk discount available
Subtotal (1 unit)*
£52.28
(exc. VAT)
£62.74
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 44 unit(s) ready to ship
- Plus 41 unit(s) ready to ship from another location
- Plus 16 unit(s) shipping from 29 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
---|---|
1 - 4 | £52.28 |
5 - 9 | £48.62 |
10 - 24 | £47.16 |
25 + | £45.91 |
*price indicative
- RS Stock No.:
- 219-3211
- Mfr. Part No.:
- FN355-20-03
- Brand:
- Schaffner
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | Schaffner | |
Maximum Current Rating | 20A | |
Maximum Voltage Rating | 440 V ac | |
Mounting Type | Flange Mount | |
Termination Style | Screw | |
Number of Phases | 3 | |
Number of Stages | Single Stage | |
Series | FN 355 | |
Operating Frequency | 400Hz | |
Length | 85mm | |
Depth | 54mm | |
Height | 40.3mm | |
Dimensions | 85 x 54 x 40.3mm | |
Leakage Current | 0.29 mA | |
Minimum Operating Temperature | -25°C | |
Maximum Operating Temperature | +100°C | |
CAD Drawing | 3D CAD Model | |
Power Loss | 3.4W | |
Select all | ||
---|---|---|
Brand Schaffner | ||
Maximum Current Rating 20A | ||
Maximum Voltage Rating 440 V ac | ||
Mounting Type Flange Mount | ||
Termination Style Screw | ||
Number of Phases 3 | ||
Number of Stages Single Stage | ||
Series FN 355 | ||
Operating Frequency 400Hz | ||
Length 85mm | ||
Depth 54mm | ||
Height 40.3mm | ||
Dimensions 85 x 54 x 40.3mm | ||
Leakage Current 0.29 mA | ||
Minimum Operating Temperature -25°C | ||
Maximum Operating Temperature +100°C | ||
CAD Drawing 3D CAD Model | ||
Power Loss 3.4W | ||
- COO (Country of Origin):
- TH
FN355 Series
The FN355 series of EMC/EMI line filters from Schaffner provide exceptionally low operating leakage current. Offered in 3 phase and neutral options, FN355 line filters can be used in a range of applications and are a cost effective interference suppression solution. With a space saving compact design, these four wire line filters are ideal for applications where space is restricted.
Constructed with metal housing, these EMI filters use a single stage four wire LC circuit. Different current rating options are available.
Constructed with metal housing, these EMI filters use a single stage four wire LC circuit. Different current rating options are available.
Product Application Information
Suitable applications include star and delta power networks, medical equipment, office equipment and general purpose four wire filtering.

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