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Power Cable Extensions

If necessary, the power cable can be extended using the appropriate wire gauge for the length of the extension.
Power cable with an extension, with callouts

1

Splice

2

  • Up to 4.5 m (15 ft.): 16 AWG (1.31 mm2) extension wire

  • Up to 7 m (23 ft.): 14 AWG (2.08 mm2) extension wire

  • Up to 11 m (36 ft.): 12 AWG (3.31 mm2) extension wire

3

Fuse (8 A)

4

20.3 cm (8 in.)

5

Battery or boat power

6

20.3 cm (8 in.)

7

11 m (36 ft.) maximum extension

GUID-CE86F073-380E-435D-8743-D823C364C077 v1
March 2026
© 2026 Garmin Ltd.