Product Detail :
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Supply of high frequency electronic ballast for use on 25kv ac electric locomotives & suitable for 4 pin,110vdc (80 to 140), 11 watts, frequency range 20 to 30khz, input current (max) 120ma, tem o to 70 degrees.clw specn. no. clw/es/sk-1/l-22/d or latest, ref3b.
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