SOX Lamp Socket BY22D Base

The SOX Lamp Socket is designed specifically for low-pressure sodium (SOX) lamps with a BY22d base, providing a secure mechanical fit and reliable electrical connection for safe, consistent operation.

Constructed from durable, heat-resistant materials, this socket is ideal for laboratory equipment, optical testing systems, specialty lighting installations, and replacement projects. Its precision-fit design securely holds the lamp in place while allowing for straightforward installation and maintenance.

Whether you're replacing an existing socket or building a complete SOX lighting system, this lamp holder delivers the dependable connection required for proper lamp performance and long-term reliability.

Compatible with SOX lamps that use a BY22d base, including common 18W, 35W, 55W, 90W models as well as 26w, 36w, 66w, 91w, 135w, 180w . A compatible SOX ballast is required for operation.

- Scientific and university research
- Optical testing and monochromatic lighting experiments
- Darkroom and specialty photography setups
- SOX lamp restoration and maintenance projects
- Art installations and exhibition lighting

Ceramic Base
Cap-Base: BY22
Voltage (Nom): 500 v
Current (Nom): 4 A
Bayonet Base Temperature (Max) 170 °C
Impulse withstand category: III
Contact Wire Cross Section (mm2): 0.70-2.50

Unit Count: 1 Count
Max Diameter: 55mm
Max Length: 55mm

In stock in the U.S. and ready to ship worldwide. Every order is carefully inspected and securely packaged before shipment.

Free shipping to the U.S. and Canada. Free shipping to Oceania on orders over $299 USD. Shipping charges for other destinations are calculated at checkout. Tracking is included with every order.

30-day returns on all eligible orders. U.S. returns are free, while international customers are responsible for return shipping costs.

International orders may be subject to import duties, taxes, or customs fees. These charges are the responsibility of the customer and are not included in the purchase price or shipping cost.

The lamp sockets are backed by a 1-year limited warranty against manufacturing defects. If you experience an issue with your order, please contact our team and we'll work with you to find a solution.

Q: What lamps are compatible with this socket?
A: This socket is designed for SOX low-pressure sodium lamps with a BY22d base.

Q: Do I need a special socket for a SOX lamp?
A: Yes. SOX lamps require a BY22d-compatible socket designed to securely support the lamp and provide the correct electrical connection.

Q: Will this work with 18W, 35W, 55W, and 90W SOX lamps?
A: Yes, provided the lamp uses a BY22d base and the overall fixture dimensions are compatible with your installation.

Q: Does this socket include a ballast?
A: No. This product includes the lamp socket only. A compatible SOX ballast is required for lamp operation.