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18 Watt Tubular Compact Fluorescent Lamps (FL3U-18) - China 18watt tubular compact fluorescent lamps, tubular cfl | Made-in-China.com
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LED PL Retrofit Lamp for 2 or 4 Pin CFL Bulbs - Replaces 13-18 Watt- G24d / GX24d & G24q / GX24q Base Lamps - Magnetic Ballast Compatible or Bypass, 4000K and 560 Lumens
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Commercial LED 18 Watt, 48" T8 4000K LED Hybrid Bulb, Works With or Without Ballast | CLT97-18WAB3 (40K) | Bulbs.com
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Hybrid T8 LED Lamps, 3500K Neutral White, 18 Watt, 1800 Lumens - Works with electronics T8 ballasts or without ballasts (bypass method), Clear Lens
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Viribright Lighting PL Lamps 18-Watt EQ Single tube Cool White GX23-2 Pin Base LED Light Bulb at Lowes.com
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OHLECTRIC 18-watt Fluorescent Lamps with End-of-Life Protection - G24q-2 Base Light Bulb - Double Tube Compact Fluorescent Lamps - 12,000 Hours Average Rated Life - 3500k Color - Pack of 4 - OL-41943 - Amazon.com
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Sylvania 41007 LED18HIDR8SC2MED 18 Watt LED HID Retrofit Lamp - E26 Base - 3K / 4K / 5K - E26 Base - 2,800 Lumens - 120-277V | PROLIGHTING
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Amazon.com: 4 Pack of 18/18W T5 UV Fluorescent Grow Lamps, Great for F18T5HO Tubes Replacement for Strong & Fast Grow! : Patio, Lawn & Garden
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2 Pin CFL LED Replacement - Replaces 18-26 Watt- G24D Base Lamps - Ballast Compatible, 3000K and 850 Lumens
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