12v/8A from Hotwire Enterprises

Quoted from the Kyocera catalog:

• The ASC series of controllers by Specialty Concepts Inc., is a switching shunt type, negative ground voltage regulator for solar battery charging
• Basic models available in 12VDC, with 4A, 8A, 12A or 16A PV ratings, and 24VDC, 8A and 16A ratings
• The ASC has a simple, low component count, 100% solid-state design and is completely sealed against harsh environments.

Standard features:

• Factory preset voltage limits
• Aluminum surface mount case
• Lightning protection
• Barrier screw terminal strip accepts #12 AWG wire
• Red charging LED and a blocking diode
• All are FM approved and UL listed
• Five year limited warranty

The ASC12/8A also includes a 14.3V high voltage disconnect and a battery temperature compensation sensor.