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Siemens 5SY4663-7
UL1077 Rated, IEC Mini Circuit Breaker, 3+N Pole, 63 Amps, 480 VAC, Trip Characteristic Curve C
Product Description
The UL1077 Rated IEC Mini Circuit Breaker is a high-performance electrical protection device designed for industrial and commercial applications. This 3+N pole circuit breaker offers a trip characteristic curve C with a rated current of 63 Amps at 480 VAC, ensuring reliable protection against overcurrent conditions.
With dimensions of 72mm width and 70mm depth, this miniature circuit breaker is compact yet robust, making it suitable for installation in tight spaces. It is UL File E116386 listed in Vol. 1 Sec. 2, ensuring compliance with stringent safety standards.
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Offer details
- Offer from:
Trusted supplier — Denmark, member since 2022, 20–49 employees
- Availability:
- 4 pcs.Updated at: 18-09-2026In-Stock
- Warranty:
- 12 months
- Condition:
- New Surplus
Specifications
- Brand
- Siemens
- Voltage type
- AC
- Rated current
- 63 A
- Pollution degree
- 3
- Rated voltage
- 400 V
- Explosion-proof
- Over voltage category
- 3
Available Offers
(4)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
![]() | Condition New Surplus | Availability 4 pcs. Updated at: 18-09-2026In-Stock | Supplier | Warranty 12 months | |
![]() | Condition New Surplus | Availability 1 pc. Updated at: 18-09-2026In-Stock | Supplier | Warranty 12 months | |
| Condition New Factory Sealed | Availability On requestLead time: 15 days | Supplier | Warranty Not specified | ||
![]() | Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Siemens 5SY4663-7, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 18-09-2026

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