Implementations of a modular electronic switch system are provided. An example modular electronic switch system can be attached to a mounting interface for firearm accessories, such as a Picatinny rail interface, and used to operate power-consuming firearm accessories (e.g., an illumination device, a laser aiming module, etc.) connected thereto by a suitably configured flexible cable, or wireless transceiver. Also provided are implementations of a remote switch device. An example remote switch device can be attached to a mounting interface for firearm accessories and used to operate power-consuming firearm accessories connected thereto by a suitably configured flexible cable. The remote switch device includes at least one non-binary position and force sensor.