Siemens EF3B030 – 30A 3 Pole Molded Case Circuit Breaker One Day Deal

Built for heavy-duty commercial environments, this 30A E-frame device offers robust thermal-magnetic trip capabilities. It serves as a reliable component for older infrastructure requiring specific legacy form factors. The bolt-on configuration installs seamlessly into compatible Siemens and I-T-E panelboards. Facility managers should note that this exact unit is replaced by the ED63B030 for newer installations. It delivers an 18kAIC rating at 240VAC and supports 14-10 AWG conductors.