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DC 12 Volt T30 4W Glass Tube Wire Filament LED Tubular Light Bulb - 185mm - 7.2"


SKU: T30-185MM-4W-E27-CW-1236V

Cool white
Warm white
Delivered in 5-12 days for FREE
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Product Details

185MM / 7.2" - length

Classic vintage glass tubular light bulb for any retro throw back lamp. This is the bulb that screams vintage and antique. Eco-friendly and low operating cost.

A compact and powerful LED filament wire lamp for any low voltage DC 12 volt power systems. Tolerates unstable voltage levels while providing consistent brightness levels along with high CRI


Great for any battery powered off grid solar or transformers and dc power grids. Standard edison medium base that will fit any household screw fitting. This bulb will run cool and bright as long as the voltage is DC 12V 

Ideal replacements for low voltage high amp draw halogen light bulbs. These halogen bulbs are very high maintenance and constantly need replacements. Switch to LED and change to hassle-free lighting policy.

Less burnouts , , lower power consumption, choice of light color can be yours while retaining the original look of classic Edison bulb. 


  • 300 Lumens
  • T30 classic tubular shape
  • For Low Voltage DC 12V to 36V Power Sources and battery's
  • Active current limiting circuit which protects the bulb from sudden death in the event of higher voltages seen in some charging systems
  • 4 Watt Power Consumption 
  • Use for DC power grid , marine, solar/wind systems, fishing, motor home/RV, buses, vehicles systems, etc.
  • Replacements for 15W traditional light bulbs 
  • Suitable for Nickel-Cadmium (NiCd) and Nickel-Iron (NiFe) battery systems
  • Excellent Light-a-life lantern replacements and application with Tesla Powerwall
  • 360 degrees angle light beam 
  • For low voltage 12V , Do not use with AC 120V or AC 240V

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