UL 489 B1NQT Breakers


Called the UL 489 B1NQT, this recyclable, quick-connect miniature circuit breaker is available in three curves (B, C, and D), ranges from 0.5 to 63 amp, and has an optional detachable shield to make it faster and easier for the installer. The breaker is compliant with UL/CSA/IEC standards for branch circuit protection in commercial and residential applications.The current-limiting B1NQT is thermal magnetic and protects against short circuit and overload conditions. The 1- and 2-pole, offered at 120/240 v ac and 60 v dc, provides optimum and efficient protection for branch and control circuits.


Additional new options include:

  • front mount through-door hardware
  • optional quick-connect terminal plugs on the load side
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