The Balboa 50075 flo-thru heater assembly has the following features and specifications.
Manifold Length: 8.5"
Manifold Diameter: 1.5"
Heating Element Included: Yes
Kilowatt Rating: 1.0KW
Voltage Rating: 120V
Mounting Studs: Yes
Number of Mounting Studs: 2
Clip for Sensor: Yes
Temperature Sensor Included: No
Hi-Limit Sensor Included: No
Pressure Switch Included (A.K.A. Flow Switch): No
Number of Threaded Taps: 1
Threaded Tap Location(s): Pressure switch tap 3 O'Clock.
Gaskets Included: Yes
Split Nuts Included: Yes
Tail Pieces Included: Yes (removable)
Tail Piece Size: 1.5" x 1.5" (removable)