Input voltage = 120VAC and Output voltage = 12VAC, 12 Watts.
 

All lights Include:

'Rear Access' means that bulb can only be replaced from the backside of the light.
'Front Access' means that bulb can be changed from either the backside of the light or from inside the spa.
A special wrench is provided for all lights that are front accessible.
 

Rear Access, Waterway.
The transformer is enclosed in a plastic box and power cord plugs into a standard household receptacle. ( Nema Cord ) No Air Switch.
Thru-wall light lens hole saw size = 2-5/8"

Rear Access w / air switch. Be-Lite
The transformer is enclosed in a plastic box and power cord comes with mini J&J male plug. This unit comes with a internal air switch.
Thru-wall light lens hole saw size = 2-1/2"

Front  Access, Waterway. 
The  transformer is not enclosed into a box. 
No Air Switch. Thru-wall light lens hole saw size = 2-5/8"

Front Access w / air switch, Waterway.
The transformer is enclosed in a plastic box  with a power cord / less plug. This unit comes with a internal air switch.
Thru-wall light lens hole saw size = 2-5/8"

Front Access assembly  with wrench, less transformer, Waterway. Includes thru-wall lens, #912 bulb, light harness, reflector, 2 pin amp plug and red and blue lens cover. Thru-wall light lens hole size = 2-5/8"

Front Access assembly  with wrench, less transformer, O'RYAN.
Includes thru-wall lens, #912 bulb, light harness ( 2 wire, no plug ), reflector, red and blue lens cover. Thru-wall light lens hole size = 2-1/2"

Replacement Lens O-ring for Waterway front access lights

Rear Access assembly, less transformer,  Waterway
Includes thru-wall lens, #912 bulb, light harness, reflector, 2 pin amp plug and red and blue lens cover. Thru-wall light lens hole size = 2-5/8" 

Rear Access assembly, less transformer, Balboa
Includes thru-wall lens, #912 bulb, light harness, reflector and 2 pin amp plug and red and blue lens cover. Thru-wall light lens hole size = 2-1/2"

Low voltage light harness

O’ryan style 1015 reflector - does not fit WaterWay

O’ryan ministar long porthole

O’ryan babystar light no switch

Low volt light switch - This low voltage light switch is mounted on top of the spa thru the spa shell. Switch interrupts the low voltage power running thru the light harness to the #912 light bulb. Light switch is a simple micro switch protected by a top rubber membrane.

WaterWay snap on colored light lens set, 1 red and 1 blue lens

#912 replacement bulb, 12volt