Ctec System Line Terminator EP214 The EP214 is an optional system expansion device for use with the EP203 three zone automatic extinguisher panel. Ideal for terminating the EP203s release output to a gas release solenoid or multiple metrons/igniting actuators. Key FeaturesOne EP214 terminator is required per solenoid. Max. 2 x EP214 terminators per EP203 (note one is supplied with the EP203). Measures just 55m W x 55mm H x 22mm D.