Description
ERA E015SD-10C Tail Light Bulb | R5W | 24V | 5W | BA15s | Ships Today
The ERA E015SD-10C tail light bulb is a 24V R5W rated at 5 watts power consumption. The BA15s single contact socket ensures compatibility with standard commercial vehicle tail light and marker light fittings. Supplied in box packaging, this bulb is a straightforward replacement for failed original equipment units. At £4.99, the ERA E015SD-10C restores legal lighting compliance for trucks, trailers, buses, and other 24V commercial vehicles.
What Is the ERA E015SD-10C Tail Light Bulb?
The Role of a Tail Light Bulb
A functioning tail light is a mandatory safety requirement on any vehicle used on UK and EU roads. Tail lights provide a red signal to following traffic indicating the vehicle’s presence. According to UK Government vehicle lighting regulations, all tail lights are inspected during annual tests.
What This Bulb Includes
The ERA E015SD-10C tail light is an R5W type with 5 watts at 24 volts. The BA15s socket features a single contact pin and bayonet fitting — the standard for many commercial vehicle applications. Box packaging keeps the bulb protected during storage.
For technical information on commercial vehicle lighting, refer to Bosch automotive lighting documentation.
Full Specifications
| Specification | Detail |
|---|---|
| Item Number | E015SD-10C |
| Manufacturer | ERA |
| Lamp Type | R5W |
| Voltage | 24V |
| Rated Power | 5W |
| Socket Type | BA15s (single contact) |
| Packing Type | Box |
| Condition | New |
| EAN | 8053379927418 |
| Trade Number | ERA R5W |
Vehicle Compatibility
The ERA E015SD-10C tail light fits any 24V vehicle requiring an R5W bulb with BA15s socket. Before ordering, confirm your vehicle uses a 24V electrical system and the socket type is BA15s.
If uncertain about fitment, our parts team can assist before you order.
Common Applications
| Vehicle Type | Typical Use |
|---|---|
| Trucks (24V) | Tail light, marker light |
| Trailers (24V) | Rear position light |
| Buses and coaches | Side marker, tail light |
Cross-Reference
| Reference | Number |
|---|---|
| ERA Part Number | E015SD-10C |
| Trade Number | ERA R5W |
| Lamp Type | R5W |
| Socket | BA15s |
Why Choose This Bulb
24V Commercial Vehicle Specification
The ERA E015SD-10C bulb is designed for 24V electrical systems — the standard for heavy goods vehicles, trucks, buses, and commercial trailers.
BA15s Single Contact Socket
The BA15s socket is the standard fitting for R5W bulbs in commercial vehicle applications.
5W Power Output
At 5 watts, the R5W provides adequate illumination for tail light and marker light functions without excessive current draw.
Box Packaging
The box keeps the bulb protected from damage and contamination during storage.
Installation of ERA E015SD-10C tail light bulb
Access the rear of the tail light housing
Remove the old bulb by pushing and twisting counter-clockwise
Insert the new bulb into the BA15s socket
Push and twist clockwise until it locks into place
Test the light before reassembling
Always handle bulbs with clean hands or use a cloth. Oil from skin reduces bulb life.
For lighting maintenance guidance, consult HELLA commercial vehicle lighting resources.
Frequently Asked Questions
Q: Does this bulb work on 12V vehicles?
No. This bulb is designed for 24V systems only.
Q: What is the difference between BA15s and BA15d?
BA15s has a single contact. BA15d has two contacts for dual filament bulbs. This is BA15s.
Q: Is R5W the same as 5W?
Yes. R5W indicates a 5 watt bulb in the round glass shape.
Q: Does this bulb fit trailer lights?
Yes, for 24V trailers using BA15s socket and R5W specification.
Q: What is the warranty?
ERA typically provides 12 months warranty.
Q: Does this ship today?
Yes. Orders before 2pm GMT ship same day.
Buy the ERA E015SD-10C tail light bulb
Add to basket for same-day dispatch. Fast UK and EU delivery available. Contact our parts team for bulk orders.






