US Breaker: Telemecanique Contactor, Square D Breaker & Eaton MCB Replacement Leader.

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  • Please note that US Breaker will be closed for Thanksgiving Thursday November 27th and Friday November 28th. Stock orders scheduled to ship at this time will go out on Monday, the next business day. We wish you a wonderful Thanksgiving Holiday!
  • Welcome to US Breaker. Please login, register a new free account, or utilize guest checkout to place your order.
  • Stock orders placed by 3PM (Easter Standard Time) ship the same day. A tracking number and receipt will be sent to your email.
  • NOTE: If you need help with your login please call us toll free at 866.652.2045 or email us at support@usbreaker.com



  • The Same Great Circuit Breaker & Telemecanique Starter Replacements at a Better Price.

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