Description
The ABB KXTAAXCQSYFP (Catalog Number: 1SDA066431R1, UPC: 8015644692698) is a pre-wired auxiliary contact block designed for ABB SACE Tmax XT1, XT2, XT3, and XT4 molded case circuit breakers. Featuring one changeover contact for open/closed status indication (1Q) and one changeover contact for tripped indication (1SY), this unit operates reliably on control circuits up to 250 VAC/DC.
Part of ABB’s advanced electrical accessories lineup, the AUX-C contact block enhances remote monitoring, diagnostics, and status signaling in demanding industrial power distribution systems and switchgear panels.
Key Features
- Dual Contact Configuration: Includes 1 changeover contact for open/closed position (1Q) and 1 changeover contact for electrical trip indication (1SY).
- 250 VAC/DC Rating: Engineered to handle control circuits up to 250 V AC/DC for versatile monitoring and signaling applications.
- Pre-Wired Convenience: Factory-wired directly on the circuit breaker for fast, secure installation on fixed and plug-in frames.
- Broad Frame Compatibility: Designed specifically for seamless integration with ABB SACE Tmax XT1, XT2, XT3, and XT4 molded case circuit breakers.
- IEC Certified Quality: Manufactured to rigorous international standards ensuring reliable electrical signaling and long-term durability.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Type / Model | KXTAAXCQSYFP / AUX-C 1Q+1SY (Tmax XT Series) |
| Brand / Manufacturer | ABB |
| Catalog Number / Product ID | 1SDA066431R1 |
| UPC Code | 8015644692698 |
| Device Type | Auxiliary Contact Block / Trip Indication Switch |
| Contact Configuration | 1 Changeover (Open/Closed) + 1 Changeover (Tripped) [1Q + 1SY] |
| Voltage Rating | Up to 250 VAC/DC |
| Mounting / Wiring Type | Fixed / Plug-in (Pre-wired on circuit breaker) |
| Compatible Breaker Series | ABB SACE Tmax XT1, XT2, XT3, and XT4 Circuit Breakers |
| Certifications | IEC / IEC 60947-2 |
| Primary Applications | Industrial switchgear, control panel status monitoring, remote signaling, and electrical distribution systems |






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