Halogen Indicator Bulbs Amio PY21W BA15s 24V 21W Amber — pack of 10

Amio PY21W BA15s 24V 21W amber halogen indicator bulbs, supplied as a pack of 10, provide standard filament illumination for turn signal and indicator applications in automotive and commercial vehicles. These bulbs fit BA15s sockets and are designed to deliver consistent amber light at 24 volts with a 21-watt power rating, offering a direct replacement for compatible indicator lamp holders.

Advantages

These halogen indicator bulbs offer reliable performance with a straightforward fit into BA15s sockets, producing a clear amber signal color suitable for signaling and indication. The 21W filament provides sufficient brightness for visibility while maintaining a compact lamp size. Supplied in a pack of 10, the set facilitates multiple replacements at once and helps keep vehicle lighting consistent across both sides and multiple vehicles.

Suitable for

• Turn signal and indicator lamps on trucks, buses, and vans
• Commercial vehicle exterior and marker lighting requiring 24V amber lamps
• Maintenance and fleet service replacements for standard BA15s sockets

Key specifications

• Type: Halogen indicator bulb
• Base: BA15s (single contact, bayonet)
• Voltage: 24 V nominal
• Power: 21 W filament
• Light color: Amber (signal/indicator)
• Pack quantity: 10 bulbs

How to use

Ensure the vehicle power is switched off and the circuit is de-energized before replacing bulbs. Remove the lens or housing cover as required, press and twist the existing BA15s bulb to release it, and pull it straight from the socket. Insert the Amio PY21W bulb into the BA15s holder and secure with the bayonet twist until it locks. Refit the lens or housing and restore power to check correct operation and signal color.

Usage recommendations

For reliable performance, replace bulbs in matched pairs where possible and inspect sockets and connectors for corrosion or damage prior to installation. Avoid touching the glass envelope with bare fingers; if contact occurs, clean the bulb with isopropyl alcohol and a lint-free cloth. Use these bulbs only in compatible 24V systems and ensure proper disposal of used halogen lamps according to local regulations.