Product Description
Click Image for more pictures and specifications. Buy 10 per SKU and save 10%.
24 SMD chips on this bulb. Competitor bulbs only have 18 chips to save money but do it at the expense of light output.
Full Aluminum Cage, you can feel the weight difference! Competitor Bulbs have fiber cages.
921-24-5050-WW+
24 Warm White Light 5050 SMD LEDs (if you prefer Cool Bright White Light, see item 921-24-5050-CW or Natural White see item 921-24-5050-NW)
Easy push installation
Standard T10 Wedge base - may ship silver or white Cross References to incandescent bulbs 904, 904NA, 906, 906NA, 912, 916, 916NA, 917, 920, 921, 922, 158, 160, 161, 161B, 168, 168A 168NA, 175, 193, 194, 194B, 194G, 194NA, 194R, 2821, 2825, 2827, 2886X, 3652, 558, 579, 658, W5WB
Important Information about Lumens and Visual Light Output
Specifications | |
Item Number | 921-24-5050-WW |
Color Kelvin | 3200 |
Calculated Lumens | 360 |
Amps at 12.8v DC (Fluke Actual) | 0.17 |
Rated Volts | 10-30v DC |
Polarity | Non Polarity |
Overall Length | 1 3/4" |
Overall Width (or diameter) | 3/4" |
Overall Height | n/a |
Product Videos
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Product Reviews
176 Reviews Hide Reviews Show Reviews
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RV interior replacement bulb
I love the light quality and power reduction of these 921 Warm White wedge base bulbs. I have replaced 10 bulbs in the existing wedge base light fixture in my travel trailer RV. They are a little brighter than a standard bulb, but not too bright to be obnoxious. With 3 fixtures in main living area, I can leave the middle fixture turned off and still have enough light. The Warm White is a perfect tone and light spread is very usable. Prior to these, whenever I turned on the main living area lights (6 bulbs), you could always hear the power converter turn on to keep the batteries charged (when connected to shore power). Now with all 10 LED 921 bulbs turned on, the power converter still does not power on. First obvious sign of minimal power consumption. I will be buying more. Highly Recommended!!
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BRIGHT
I got these bulbs to replace the 921's in my RV. Boy was I surprised how bright they actually are. My Ceiling Lights have two 921 bulbs, but I only had to use 1 of these and I get the same amount of light. I also got these for all of the sconces and accent lighting for the dining, bedroom, and bathroom, etc, but they way too bright for that UNLESS you like a lot of light. (I ended up using T10-5-5050-WW for those lights.) All around great bulb that produces a lot light. Whichever bulb you get, these LEDs are a great choice for RVs and Campers. M4 has some quality products. Advice: test out 1 or two bulbs before buying enough to replace them all.
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Great lights for RV
Replaced my lights in my RV with the warm white LED's They work great. There as bright as the original bulbs. We dry camp so we were looking for something that took less power These lights are the bomb! Great price and fast service. Thanks M4
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Great LED for RV
Many LEDS on the market, M$ the best for your money, no hassle, the work the first time, great customer service.
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Great Bright LED Lights for RVs
After trying several other LED lights from other companies, I was thrilled to finally find an LED light that is just as bright as the original lights but will not drain our battery when we dry camp. These bulbs fit our original overhead lighting units. I was very pleased with the quality of the bulbs for a good price. The batteries were shipped very quickly. If you want bright lights use the Warm White.
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Great product with fast shipping
Ordered ten of these to replace incandescent lamps in my RV. The only reason I'm not rating five stars is because I wanted Natural White instead of Warm White. M4 was currently out of stock of NW. I still get more light output than my original Incandescent 921's with a considerable drop in heat output ..... not to mention current draw from the battery. I can't see anybody not being satisfied with the products or the service from M4. Thank you M4 Note: This item with 5050 chips is not available in Natural White, only Warm and Cool, so it was not an out of stock situation. For Natural White, please see our Elite Series LEDs. Thanks.
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Great products & service
M4 products are of the highest quality LED bulbs one could find. This company also set the bar high when it comes to customer service. If you choose to deal with this company I'm sure you will be completely satisfied.
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Great buy, completely satisfied!
I purchased 10 of these to replace traditional incandescent lights in my RV. The installation was easy and lights operate as promised. Great light output and cool to the touch. Items shipped quickly as well!
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Well Satisfied
Good product competitively price. Excellent product for RVs. I ordered 31 of the warn white and I am thrilled with the heat reduction of these LED's