OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1) OL-50948 - Amazon.com
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OHLECTRIC SOX BY22d T53x425mm 7800Lm 55W 318 1800K 12.000 hours - Walmart.com
Lighting-Gallery.net - Low/High Pressure Sodium/Philips Pro SOX 55w
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GE 55W Low Pressure Sodium Lamp / GE SOX55W/ HID Bulb Indetouch Exporters Enterprise
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Sox 55W By22D Low Pressure Sodium Lamp Road Lamp - China Sox 55W By22D, Low Pressure Sodium Lamp | Made-in-China.com
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