Brand: RadioShack. MPN: 275-0232. Fast response small size and low cost make this 5VDC relay a good choice for robotics computer interfacing and projects that require several relays. ‰ۢ Maximum switching power of 10 (watt/VA) ‰ۢ Maximum switching voltage of 60 VDC 120VAC ‰ۢ Maximum switching current of 0.5 A ‰ۢ Maximum initial contact resistance of 150m ohms.