rolling 48 for sale, brand-new and used.

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AC Power Transformer Toroidal Core This is a lower profile version ( 1.5" high), for height constrained applications. ( If you need to fit a trafo in a 2" high rack mount, or other sleek enclosure, this is the option.) Wind your own Toroidal Power Transformer for 50/60Hz line operation. Get the exact secondary voltages you want, and save $$ by winding yourself.

DC 12V 6CH Channel Wireless RF Remote Control Switch Transmitter+ Receiver

Universal 4 Channel 315/433MHz 12V Wireless RF Remote Control Car Keyless Entry

DC24V Automatic reciprocating motor Linear motor stroke 50mm 110 times/MAction schematic: Notice: The motor can be continuously reciprocating motion, Show as the Flash Picture. Add a Speed Controller can achieve reciprocating frequency adjusted at 40-110 times/min. The linear motor speed of reciprocating is changing, Not uniform speed.