TROPICAL MARINE CENTRE (30 WATT) POND UV WHICH REQUIRES A 30 WATT ELECTRONIC BALLAST. THE TMC UNIT IS MADE UP OF A SINGLE 30 WATT LAMP AND A ELECTRONIC BALLAST HOWEVER OLDER UNITS ARE FITTED WITH TRADITIONAL WIREWOUND BALLASTS WHERE THE LIVE ONLY CABLES RUN THROUGH INTO IT.IF UNSURE,PLEASE MESSAGE FIRST FOR ADVICE BEFORE ORDERING.IF YOU HAVE REPLACED THE UV BULB AND IT IS STILL NOT WORKING,THE BALLAST WILL MOST LIKELY BE AT FAULT.CHEAPER ALTERNATIVE TO REPLACING THE WHOLE ELECTRICAL UNIT AND GEARTRAY.EASY SELF DIY REPAIR.
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