R7S 78mm Ceramic Lamp Holder Socket | Double-Ended Bulb Base
R7S 78mm Ceramic Lamp Holder Socket | Double-Ended Bulb Base
R7S 78mm Ceramic Double-Ended Lamp Holder Socket
Upgrade your lighting setup with this durable R7S 78mm Ceramic Lamp Holder Socket. Designed for double-ended R7S bulbs, this compact and reliable bulb base is built for DIY projectors, aquarium lamps, flood lights, and a wide range of custom lighting projects. With wide voltage compatibility from AC 110–250V, it works seamlessly in both US and international setups.
Key Features
- High-Temperature Resistant Ceramic Ends: Both contact ends are crafted from premium ceramic, ensuring safe operation even under sustained heat from high-wattage bulbs.
- Durable Bow Bracket Design: The rigid bow-style metal bracket provides a solid, stable hold. The galvanized surface treatment resists rust and corrosion for long-lasting performance.
- Wide Voltage Compatibility: Rated for AC 110–250V, making it suitable for use in a variety of electrical systems worldwide.
- Easy Installation: Compact form factor with M4 threaded hole for straightforward mounting wherever you need it.
- Versatile Application: Compatible with R7S double-headed LED and halogen bulbs for projectors, aquarium lighting rigs, work lamps, and DIY lighting builds.
Specifications
| Material | Ceramic (ends) & Metal (bracket) |
| Screw Specification | R7S |
| Threaded Hole | M4 |
| Size | 78mm |
| Working Voltage | AC 110–250V |
| Maximum Operating Current | 2A |
What's in the Box
- 1 × R7S 78mm Ceramic Lamp Holder Socket (bulb not included)
Made in Mainland China.
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Frequently Asked Questions
Q: What bulb types are compatible with this R7S 78mm lamp holder socket?
A: This lamp holder is compatible with R7S double-ended bulbs, including R7S LED and halogen bulbs with a 78mm pin-to-pin length. It is commonly used in DIY projectors, aquarium lighting rigs, flood lights, and work lamp fixtures.
Q: Can this R7S ceramic lamp holder be used with standard household voltage?
A: Yes. This socket is rated for AC 110–250V, making it suitable for standard US household voltage (110–120V) as well as European and international voltages (220–250V). The maximum operating current is 2A.
Q: How is this lamp holder mounted or installed?
A: The holder features an M4 threaded hole in the bow bracket, allowing you to bolt or screw it securely into your fixture, enclosure, or custom DIY build. Its compact 78mm size and rigid galvanized metal bracket make installation straightforward.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.