... base : 1. E14, E26, E27, E39, E40 2. Certification: UL 3. OEM is available. 1. Product name: procelain lamp base E26 ... WS-0382. Certificate: UL, ISO3. Rated at 660 watts. 250 volts. ... holder, lampholder minqing,minqing lamp holder) porcelain lamp base E26 WS-038