The Watkins 71580 flo-thru heater assembly has the following features and specifications.
Additional Watkins Part Numbers: 71580HS
Series: Solana (but not limited to, unless specified otherwise above).
Manifold Length: 15"
Manifold Diameter: 2.75"
Stainless Steel: Yes
Heating Element Included: Yes
Kilowatt Rating: 1.0KW
Voltage Rating: 115V
Mounting Studs: Yes
Number of Mounting Studs: 3
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 12 O'Clock.