Up for sale here is this set of 2 new warm white wired incandescent light bulbs. They are perfect replacements for the source, power, and stereo lights in most of the Pioneer SX series:
SX-424, SX-525, SX-626, SX-727, SX-828
SX-434, SX-535, SX-636, SX-737, SX-838, SX-939, SX-1010
SX-450, SX-550, SX-650, SX-750, SX-850, SX-950, SX-1050, SX-1250
SX-580, SX-680, SX-780, SX-880, SX-980, SX-1080, SX-1280, SX-1980
SX-3400, SX-3500, SX-3600, SX-3700, SX-3800, SX-3900
SA-9500

Specs:
Voltage: 8v AC/DC (they will work fine at 6.3v, 7v, or 8v)
Current Draw: 50mA
Color: Warm White
Wire Length: 19 inches (483mm)
Diameter: 4mm
Polarity: Non-polar

They will work on lots of other equipment as well. These are very similar to the original incandescents. I do have similar 8v 4mm LED bulbs listed as well. Please see my pictures for details.

US shipping and handling is $5, and international is $18, no matter what quantity you buy. All my small parts are set up for combined shipping, so just use the "add to cart" feature and then check out all at once, and it will combine shipping If you have any questions, please ask.