20 Watt Frost 12V DC Bayonet (BA15d) Base Halogen ALR12 Flood Bulb (6435/FR) - - Amazon.com
Amazon.com: 10 Pack Diamond Clear LENSE 35 Watt AC DC 12 Volt Light Bulb Replacement T3 JC G4 2 Pin Base Halogen Landscape Path Boat Lamp 12V 35W Bi-Pin 2700k Clear Warm
20W Halogen Bulbs 20 Watt T3 G4 Base 12 Volt Halogen Light Bulb 20W 12 Volt T3 JC Lamp for Landscape Track Lighting,G4 T3 Bi-Pin Base,Clear,Warm White,Pack of 10 - - Amazon.com
Halogen JC Type Light Bulb G4 Base 12 Volt 20 Watt - JC G4 12V 20W Pack of 3 Bulbs - - Amazon.com
Philips 417204 Landscape Lighting 20-Watt T3 12-Volt Bi-Pin Base Light Bulb, 2 x 2 Pack - - Amazon.com
Feit Electric BPQ20T3/RP 20-Watt T3 Halogen Bulb with G4 Bi-Pin Base, Clear, 2800K Warm White, 1.3"H x 0.3"D - - Amazon.com