
by Siemens
Siemens Siemens Tlh21 Isolated Oem Moving Contact Support Isolated Reversing Switch Load Tap Changer circuit breaker for Medium (1-38kV) applications. Available reconditioned with full testing documentation.
Group CBS provides complete lifecycle support for Siemens Load Tap Changer circuit breakers. From testing and certification to refurbishment and emergency service, we keep your equipment operating reliably.
NETA-accredited testing with full documentation. Verify performance and safety compliance.
Complete reconditioning to like-new condition with full warranty coverage.
24/7 availability for critical equipment needs. Fast response when downtime isn't an option.
On-site installation, maintenance, and repair services nationwide.
Worldwide network for hard-to-find and discontinued breaker parts.
Extend equipment lifespan economically with upgrades and modernization.

Federal Pacific · Load Tap Changer

Federal Pacific · Load Tap Changer

Federal Pacific · Load Tap Changer

General Electric · Load Tap Changer
Our expert team can help you identify the perfect replacement or upgrade for your electrical infrastructure.