Raspberry Pi Relay HATs are two a penny, but few come with a dedicated mobile app. Meet the PiRelay, a HAT that can manage up to 240 VAC/7 A or 125 VDC/10 A loads across four relays. The PiRelay costs ...

Raspberry Pi enthusiasts searching for a way to control appliances or projects directly from their smartphone may be interested in the PiRelay Raspberry Pi relay shield, which comes complete with a ...

Raspberry Pi enthusiasts building projects incorporating relays may be interested in a new piece of hardware created by Sequent Microsystems, offering up to 32 relays in a single project. This ...

The board adds eight output and eight inputs to Raspberry Pi, as well as various LEDs, switches, and a couple of relays. Most importantly, adding one to a Raspberry Pi turns it into an autonomous ...