Question: Where can I get Tuttnauer Model TUL137 signal light green 220V?
Answer: You may get the  Tuttnauer Model TUL137 signal light green 220V for Tuttnauer  Sterilizer model HERE

Details
250VAC; Neon
Material: Green lens with chrome plated bezel.
8″ lg. #22 AWG wire
5/16″ dia. mounting hole
Also available: Signal Light (Amber 220V) , Signal Light (Green 125V)
Fits: Front Panel

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Thank you –
~Shlomo Savyon
1-800-762-1586
Your Sterilizer expert