Specialty Concepts ASC 12 Amp 12 Volt Charge Controller The ASC (Automatic Sequencing Charger) has been the industry standard for more then 24 years. With a remarkably low failure rate (< .1%), and its robust and waterproof construction, it is just right for those applications that require the utmost in reliability. The ASC model is available with optional temperature compensation and automatic low-voltage load disconnect. Features: Completely encapsulated and waterproof Optional internal or external temperature compensation 12 volt units: 4,8,12,16 amps 24 volt units: 8 and 16 amps Optional 10A Load Disconnect (12, 24 volt only) The ASC IS UL recognized, CSA approved, and FM approved. Remote temperature compensation (optional, not available on 6 volt) LOW VOLTAGE LOAD DISCONNECT (LVD)(option): 10 amp LVD Relay Contacts for generator start or alarm MONITORING & MOUNTING: Charging light LVD activated light (with LVD) Surface mount Suitable for outdoor mounting SpecificationsBrand: Specialty Concepts  Output Voltage: 12V  Amperage: 12000mAh  Length: 4.7"  Height: 1.5"  Width: 2.55"