Electronic Low Voltage Transformer Product Features: Dimmable | High Reliability | Moisture Resistant | Emits No Audible Noise | Low Harmonic Distortion | High Power Factor | Lightweight, Compact Design | Small Case Size Works with most commercially available dimmers | Hardwire electronic dimmers are recommended for optimum performance | Environmental Specifications: Max. Case Temp: 90°C | Min. Starting Temp: -30°C | Sound Rating: A+ | Operating Humidity: 95% relative humidity, non'condensating | Environmental Protection: Epoxy Sealed for moisture resistance and shock/vibration resistance | Safety Listing: Class P Type 1 outdoor | Electrical/Mechanical Specifications: Dimensions (L x W x H): 2.13" x 1.19" x 0.75" | Max Watts: 80W 120V AC - 50/60 Hz | Input: 120V AC - 50/60 Hz | Output: 11.5V/AC | Enclosure Material: Metal | Weight: 2.4 oz. | Power Factor: > 0.95 | Operating Frequency: 25KHz | Input Leads: 6", 18AWG Stranded, 105°C Stripped 3/8" finned Output Leads: 6", 12 AWG Stranded, 105°C Stripped 3/8" finned