Seakeeper 4 / 4.5 Installation Manual (90762-1)
3.3 Control Power Connections

Reversing polarity on the DC power input to the Seakeeper can result in damage to electronics in the control system.
Low Current 12 V Power Source Requirements
- One 12 VDC, 15 A (Customer supplied) for Seakeeper Control Power.
- A dedicated breaker should be used for each 12 VDC load on the Seakeeper: one breaker for Control Power and one breaker for Seawater Pump power (Drawing No. 90696 and 90699).
- , A dedicated breaker should be used for each Seakeeper‘s Control and Seawater Pump power if multiple units installed.
12 VDC Control Power Connection
- Install Seakeeper provided DC Power Input Cable, P/N 20248 (Drawing No. 90696 and 90699).
- Route DC Power Input Cable to DC Power Distribution Panel.
- Terminate positive (B+, Red) conductor to +12 VDC.
- Terminate negative (B-, Black) conductor directly to battery negative or negative bus terminal.
- Before connecting DC Power Input Cable to Seakeeper wire harness, check for proper voltage and polarity with a multimeter using figure below.

Contact Assignments (front)
- Connect control power cable to 12 VDC power input connector (labelled “INPUT POWER”) on the Seakeeper, Deutsch DTP04-2P connector.