Scr Firing Techniques Rc,Ujt And Digital Firing is an SSI India product in the Electrical Lab category. Key specifications include SKU: PEDE-096. SPECIFICATIONS Power supplies: DC Supply IC Regulated 0-5V DC, 250mA. DC Supply IC Regulated 0-30V DC, 250mA. Rectified DC Source: +30V,250mA Isolated AC Power Supply: 12-0-12V, 250mA Front