Thomas & Betts FS403E-C16/0.03

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Product details

The FS403E-C16/0.03 from Thomas & Betts is a highly advanced protection switch that functions both as a residual current device (RCD) and as an overcurrent protection switch (RCBO). It provides a reliable solution for protecting electrical installations against overload and fault currents. With a rated voltage of 400 V and a rated current of 16 A, this protection switch is suitable for use in various applications. The type C tripping characteristic ensures a targeted response to overloads, while the type A fault current provides additional protection against direct current fault currents. The FS403E-C16/0.03 is designed for mounting on a DIN rail and meets the IP20 protection rating, making it ideal for use in dry indoor environments. Its compact design allows for easy integration into existing distribution boards.

  • Input frequency of 50/60 Hz
  • Number of poles: 4
  • Protection rating IP20 for indoor use
  • Suitable for AC/DC voltage types.

Key specifications

Circuit breaker type
Fault current circuit breaker
Mounting type
Top-hat rail
number of poles
4
Length
68 mm
Width
72 mm

General information

Item number
57995138
Manufacturer
Thomas & Betts
Category
Residual-current device
Manufacturer no.
2CCG001721R0001
Release date
26.4.2025

Colour

Colour
White
Exact colour description
White

Circuit Breaker Features

Circuit breaker type
Fault current circuit breaker
Mounting type
Top-hat rail
number of poles
4
Tripping characteristic
C
Rated current
16 A
Rated voltage
400 V
Residual current (rated differential current)
0.03 A
Protection type (IP code)
IP20

Voluntary climate contribution

CO₂ emissions
22.01 kg
Climate contribution
CHF 0.52

Scope of delivery

Items per sales unit
1 pcs.

Product dimensions

Length
68 mm
Width
72 mm
Height
91 mm
Weight
420 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Residual-current device» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Thomas & Betts
    Not enough data
  • 1.Brennenstuhl
    0 %
  • 1.Eaton
    0 %
  • 1.Siemens
    0 %
  • 4.ABB
    0.1 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Thomas & Betts
    Not enough data
  • ABB
    Not enough data
  • Brennenstuhl
    Not enough data
  • Eaton
    Not enough data
  • Hager
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Residual-current device» category returned?

Source: Digitec Galaxus
  • Thomas & Betts
    Not enough data
  • 1.Max Hauri
    0.4 %
  • 2.Steffen
    0.6 %
  • 3.Eaton
    0.7 %
  • 4.Schneider Electric
    1.3 %
Source: Digitec Galaxus