bids are invited for transformer through beam sensor , liquid crystal display window , relay , buzzer , central processing unit cpu and mother board , gsm module , ac and dc power supply radio frequency trans receiver , transformer , trans receiver box , security camera , web cam rotation cct and module , firing gun with auto cct , stepper motor , ultrasonic sensor through beam sensor, liquid crystal display window (cdu), relay, buzzer, central processing unit (cpu) and mother board, gsm modem, ac and dc power supply, transformer, trans-receiver box, security camera, web cam rotation cct & module, firing gun with auto cct, stepper motor, ultrasonic sensor searched string: through beam sensor single and dual beam ir sensor, styling chair salon chair swiveling barber chair, deflected beam apparatus, balance beam with layout mattresses for balance beam-gymnastic, spectrophotometer, elastically coupled beam apparatus, shear beam load cell, name plates or tags, occupancy sensor, breath alcohol analyzers searched string: liquid crystal display window (cdu) liquid crystal display lcd panel or monitors, all in one pc, glass cleaner, liquid (v2) as per is 8540, television (tv) (v2) searched string: relay overload relay, relay testing educational kit, relay module, contactor relay, led flasher relay, time delay relay, voltage monitor relay, single phasing preventer 1 13relay (sppr), gas operated relay (buchholz relay) as per is total quantity : 40