Snap-on mounting to standard 35 mm DIN rail. The S203-C63NA occupies three pole-widths (3 modules) in the enclosure. Wire termination uses tunnel terminals with rising clamp — strip length 8–9 mm, torque to 2.0 Nm for the line and load conductors.
ABB S203-C63NA Mini Circuit Breaker, DIN Rail, Current Produ
MPNS203-C63NA
ABB, System pro M compact, miniature circuit breaker (MCB), S203-C63NA, DIN rail mount, current production lifecycle.
$67.31Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.23 kgs |
Product details
Frequently asked questions
Where can I buy S203-C63NA and how do I get a price?
The S203-C63NA is sourced to order against an RFQ through independent distribution. Submit a request for quote (RFQ) to receive current pricing and availability confirmation.
What is S203-C63NA's listed part number?
The listed part number is S203-C63NA, which is the ABB order code for this miniature circuit breaker.
What is S203-C63NA's listed weight?
The listed weight is 0.23 kg, which is standard for a 3-pole DIN-rail miniature circuit breaker in this series.
MPN
S203-C63NA