On Sale Now! Save 9% on the SIEMENS 3RU2126-4AB0 OVERLOAD RELAY 11-16 AMP by Siemens at Wise Warthog. MPN: 3RU2126-4AB0. Hurry! Limited time offer. Offer valid only while supplies last. In the main circuit, the SIRIUS 3RU thermal overload relays are responsible for current-dependent overload protection of electrical loads (e.g. motors)..
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