Skip to content
Close menu
Home
All Collection
Instruments
MN & I -1
Gauges
Accessories
Autopilots
Radars
Gauge Accessories
MN & I -2
Cameras & Night Vision
GPS - Fishfinder Combos
Transducers
Transducer Accessories
Network Cables & Modules
Instruments
Safety
Marine Safety -01
EPIRBS
Safety Light
Medical Kits
Fume Detectors
Personal Locator Beacons
Marine Safety -02
Accessories
Personal Flotation Device
Waterproof Bags & Cases
Man Overboard Device
Immersion/Dry/Work Suits
Flotation Coats/Pants
Boat Parts
BA & P -01
Hull Protection
Steering System
Display Mounts
Trolling Motors
Hatch Lifts
Propeller
Horns
BA & P -02
Windshield Wipers
Rod Holders
Shore Power
Deck/Galley
Trim Tabs
Seating
Mirrors
BA & P -03
Adhesive/Sealants
Bow Thrusters
Winter Covers
Fuel Systems
Antifouling
Jack Plates
Anodes
BA & P -04
Radar/TV Mounts
Fuel Management
Security Systems
Engine Controls
Non-Skid Paint
Tools
BA & P -05
Trolling Motor Accessories
Trim Tab Accessories
Gauge Accessories
Accessories
Cleaning
Gauges
Electrical
E&N -01
Busbars, Connectors & Insulators
Meters & Monitoring
Fuse Blocks & Fuses
Circuit Breakers
E&N -02
Battery Management
Battery Chargers
Battery Isolators
Electrical Panels
E&N -03
Charger/Inverter Combos
Switches & Accessories
DC to DC Converters
Inverters
E&N -04
Wire Management
Shore Power
Terminals
Wire
E&N -05
Solar Panels
Accessories
Alternators
Tools
Docking
A & D -1
Fender Covers
Anchors
Docking Accessories
Anchoring Accessories
Windlass Accessories
A & D -2
Rope & Chain
Windlasses
Fenders
Bumpers/Guards
Buoys
Fender Accessories
A & D -3
Ladders
Dock Line
Piling Caps
Cleats
Mooring Whips
Communication
Com -01
Antenna Mounts & Accessories
Mobile Broadband
Cellular Amplifiers
Loud Hailers
CB Radios
Com -02
Satellite Telephone
Single Side Band
VHF - Handheld
Hailer Horns
Accessories
Antenna
Blog
Log in
Facebook
YouTube
Pinterest
Cart
Close cart
Your cart is currently empty.
Pause slideshow
Play slideshow
Explore The Marine King Collections with our Price Match Promise + Save 5% Extra Code: TMK5
Home
All Collection
Instruments
MN & I -1
Gauges
Accessories
Autopilots
Radars
Gauge Accessories
MN & I -2
Cameras & Night Vision
GPS - Fishfinder Combos
Transducers
Transducer Accessories
Network Cables & Modules
Instruments
Safety
Marine Safety -01
EPIRBS
Safety Light
Medical Kits
Fume Detectors
Personal Locator Beacons
Marine Safety -02
Accessories
Personal Flotation Device
Waterproof Bags & Cases
Man Overboard Device
Immersion/Dry/Work Suits
Flotation Coats/Pants
Boat Parts
BA & P -01
Hull Protection
Steering System
Display Mounts
Trolling Motors
Hatch Lifts
Propeller
Horns
BA & P -02
Windshield Wipers
Rod Holders
Shore Power
Deck/Galley
Trim Tabs
Seating
Mirrors
BA & P -03
Adhesive/Sealants
Bow Thrusters
Winter Covers
Fuel Systems
Antifouling
Jack Plates
Anodes
BA & P -04
Radar/TV Mounts
Fuel Management
Security Systems
Engine Controls
Non-Skid Paint
Tools
BA & P -05
Trolling Motor Accessories
Trim Tab Accessories
Gauge Accessories
Accessories
Cleaning
Gauges
Electrical
E&N -01
Busbars, Connectors & Insulators
Meters & Monitoring
Fuse Blocks & Fuses
Circuit Breakers
E&N -02
Battery Management
Battery Chargers
Battery Isolators
Electrical Panels
E&N -03
Charger/Inverter Combos
Switches & Accessories
DC to DC Converters
Inverters
E&N -04
Wire Management
Shore Power
Terminals
Wire
E&N -05
Solar Panels
Accessories
Alternators
Tools
Docking
A & D -1
Fender Covers
Anchors
Docking Accessories
Anchoring Accessories
Windlass Accessories
A & D -2
Rope & Chain
Windlasses
Fenders
Bumpers/Guards
Buoys
Fender Accessories
A & D -3
Ladders
Dock Line
Piling Caps
Cleats
Mooring Whips
Communication
Com -01
Antenna Mounts & Accessories
Mobile Broadband
Cellular Amplifiers
Loud Hailers
CB Radios
Com -02
Satellite Telephone
Single Side Band
VHF - Handheld
Hailer Horns
Accessories
Antenna
Blog
Log in
Search
Site navigation
Cart
Search
"Close (esc)"
Home
/
Boat Electrical Accessories
Filter
Close menu
Availability
In stock
(350)
Out of stock
(0)
Price
Brand
Analytic Systems
(2)
ARCO Marine
(14)
Attwood Marine
(7)
BEP Marine
(10)
Blue Sea Systems
(29)
Connect-Ease
(31)
Dolphin Charger
(2)
DS18
(1)
Egis Mobile Electric
(28)
Forespar Performance Products
(8)
Garmin
(2)
Guest
(2)
Marinco
(9)
Mastervolt
(14)
Megaware
(1)
Minn Kota
(3)
Newmar Power
(6)
Pacer Group
(16)
ProMariner
(10)
Samlex America
(3)
Scanstrut
(33)
Sea-Dog
(36)
Sentry
(1)
SmartPlug
(7)
T-H Marine Supplies
(1)
Victron Energy
(63)
Xantrex
(11)
Product type
Accessories
(349)
Monitoring System
(1)
Filter
350 products
Sort
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
350 products
Sale
Victron Mains Cord NEMA 5-15P 120VAC f/Smart IP43 SKYLLA-S Phoenix - 2M Power Cord [ADA010100400]
Victron Energy
Regular price
$10.00
Sale price
$8.50
Save 15%
Sale
Egis XD Series Single Flex 2 Relay-ACR w/Knobs - DTM Connector [8810-1500]
Egis Mobile Electric
Regular price
$147.00
Sale price
$119.95
Save 18%
Sale
ARCO Marine Original Equipment Quality Replacement Solenoid f/BRP-OMC Evinrude E-TEC [SW595]
ARCO Marine
Regular price
$40.90
Sale price
$36.95
Save 10%
Sale
Guest AC Universal Plug Holder - White [150PHW]
Guest
Regular price
$17.99
Sale price
$12.95
Save 28%
Sale
Mastervolt CZone Drop Cable - 2M [77060200]
Mastervolt
Regular price
$29.99
Sale price
$19.95
Save 33%
Sale
Blue Sea 12V DC USB Extension [1044]
Blue Sea Systems
Regular price
$39.99
Sale price
$28.95
Save 28%
Sale
Forespar MareLube TEF45 Max PTFE Heavy Load Lubricant - 4 oz. [770067]
Forespar Performance Products
Regular price
$42.95
Sale price
$34.95
Save 19%
Sale
Scanstrut ROKK 10W Wireless Active Charging Cradle f/Phone [SC-CW-04F]
Scanstrut
Regular price
$173.90
Sale price
$127.95
Save 26%
Garmin Trolling Motor Power Receptacle [010-12832-42]
Garmin
$39.99
Sale
BEP Emergency Parallel Battery Knob - Yellow - Easy Fit [701-KEY-EP]
BEP Marine
Regular price
$17.99
Sale price
$12.95
Save 28%
Sale
Victron VE Direct Cable - 0.3M [ASS030530203]
Victron Energy
Regular price
$21.00
Sale price
$17.85
Save 15%
Sale
Marinco 70A Trolling Motor Plug [12VBPS3]
Marinco
Regular price
$39.99
Sale price
$25.95
Save 35%
Sale
Egis Dual XD - NMEA 2000 - ACR/ACR w/Knobs - 8 Position DT [9821-8330]
Egis Mobile Electric
Regular price
$286.40
Sale price
$205.95
Save 28%
Sale
Egis Dual XD Flex 2 - Relay/Relay w/Knobs [8820-1550]
Egis Mobile Electric
Regular price
$257.70
Sale price
$184.95
Save 28%
Sale
Egis Dual XD - NMEA 2000 - ACR/Relay w/Knobs - 8 Position DT [9821-8350]
Egis Mobile Electric
Regular price
$286.40
Sale price
$205.95
Save 28%
Sale
Egis Dual XD Flex 2 - Relay - ACR w/Knobs [8820-1530]
Egis Mobile Electric
Regular price
$257.70
Sale price
$184.95
Save 28%
Sale
Egis Single XD - NMEA 2000 - ACR w/Knobs - 4 Position DT [9811-4300]
Egis Mobile Electric
Regular price
$191.80
Sale price
$155.95
Save 19%
Sale
Egis Triple XD - NMEA 2000 - Relay/ACR/Relay w/Knobs - 12 Position DT [9831-2535]
Egis Mobile Electric
Regular price
$402.30
Sale price
$288.95
Save 28%
Sale
Egis Dual XD - NMEA 2000 - Relay/Relay w/Knobs - 8 Position DT [9821-8550]
Egis Mobile Electric
Regular price
$286.40
Sale price
$205.95
Save 28%
Sale
Egis Single XD - NMEA 2000 - Relay w/Knobs - 4 Position DT [9811-4500]
Egis Mobile Electric
Regular price
$163.70
Sale price
$132.95
Save 19%
Sale
ProMariner ProNautic P Helm Remote Control [63100]
ProMariner
Regular price
$163.99
Sale price
$94.95
Save 42%
Sale
Egis Triple XD Flex Relay w/Knobs [8630-2535]
Egis Mobile Electric
Regular price
$368.00
Sale price
$263.95
Save 28%
Sale
Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs Tinned Wires [8730-1535]
Egis Mobile Electric
Regular price
$352.60
Sale price
$253.95
Save 28%
Sale
Egis XD Relay Link Busbar [8790]
Egis Mobile Electric
Regular price
$7.20
Sale price
$6.95
Save 3%
Sale
Egis Relay 12V, 75A [901488]
Egis Mobile Electric
Regular price
$29.20
Sale price
$21.95
Save 25%
Sale
Egis Automatic Charging Relay Plus - 160A - 24V [7610-24]
Egis Mobile Electric
Regular price
$146.50
Sale price
$106.95
Save 27%
Xantrex 50 RJ12-6 Cable f/Freedom Remote Panel Optional [31-6262-00]
Xantrex
$25.67
Sale
Sea-Dog Rainbow Display Digital Voltmeter - Injection Molded Nylon - 5V-15VDC [421617]
Sea-Dog
Regular price
$36.95
Sale price
$27.95
Save 24%
Sale
Sea-Dog SAE Power Cable Inline Fuse Holder [426925-1]
Sea-Dog
Regular price
$11.95
Sale price
$8.95
Save 25%
Sale
Sea-Dog USB 3.0 USB-C Power Socket w/Out Light [426510-1]
Sea-Dog
Regular price
$23.95
Sale price
$17.95
Save 25%
Garmin Trolling Motor Power Plug [010-12832-41]
Garmin
$39.99
Sale
SmartPlug BF32 Female Connector/Gasket Kit [PKF32G]
SmartPlug
Regular price
$49.00
Sale price
$44.10
Save 10%
Sale
Victron VE. Direct to USB Interface [ASS030530010]
Victron Energy
Regular price
$33.00
Sale price
$28.05
Save 15%
Sale
Scanstrut Flip Pro Plus Fast Charge USB-A USB-C Socket [SC-USB-F4]
Scanstrut
Regular price
$67.49
Sale price
$53.95
Save 20%
Sale
BEP 85A Remote Switching Continuous Duty Solenoid [1002204]
BEP Marine
Regular price
$47.99
Sale price
$31.95
Save 33%
DS18 Hydro Power Amplifier Install Kit - 4GA [MOFCKIT4]
DS18
$215.95
Sale
BEP Replacement Key f/701 Battery Switches [701-KEY]
BEP Marine
Regular price
$12.99
Sale price
$10.95
Save 16%
Sale
Victron Interface MK3-USB-C - VE.Bus to USB-C Adapter [ASS030140030]
Victron Energy
Regular price
$70.00
Sale price
$59.50
Save 15%
Sale
Attwood Group 24 Battery Tray w/Straps [9092-5]
Attwood Marine
Regular price
$9.99
Sale price
$8.95
Save 10%
Megaware BatteryGuard [40131]
Megaware
$19.95
Sale
Forespar Lanocote Rust Corrosion Solution - 16 oz. [770003]
Forespar Performance Products
Regular price
$36.45
Sale price
$29.95
Save 18%
Sale
Mastervolt MasterBus Cable - 3M [77040300]
Mastervolt
Regular price
$55.99
Sale price
$39.95
Save 29%
Sale
Victron VE. Direct - 5M Cable (1 Side Right Angle Connector) [ASS030531250]
Victron Energy
Regular price
$26.00
Sale price
$22.10
Save 15%
Sale
Egis Relay 24V, 150A w/Resistor [901819]
Egis Mobile Electric
Regular price
$56.30
Sale price
$44.95
Save 20%
Sale
Attwood Outlet Surface Mount - 12V [11862-6]
Attwood Marine
Regular price
$10.99
Sale price
$9.95
Save 9%
Sale
Sentry Temperature Sensor w/12" Extension [SFR-TEMP]
Sentry
Regular price
$130.00
Sale price
$105.95
Save 19%
Sale
Victron VE.Direct Cable - 1.8M [ASS030530218]
Victron Energy
Regular price
$21.00
Sale price
$17.85
Save 15%
Sale
Victron GX LTE 4G-A Cellular Modem f/GX Devices - North America Only [GSM100200400]
Victron Energy
Regular price
$235.00
Sale price
$199.75
Save 15%
1
2
3
…
8
Next
Boat Accessories
Boat Steering Systems
Electrical - Busbars, Connectors & Insulators
Boat Cleaning Supplies
Boat Outfitting - Tools
Speaker For Boats
Boat Battery Chargers
Boat Trolling Motor Accessories
Boat Lighting - Flood/Spreader Lights
Marine First Aid Kits
Marine Cameras & Night Vision
Boat Outfitting - Gauges
Marine GPS Fishfinder Combos
Anchoring & Docking - Buoys
Marine Fume Detectors
Handheld VHF Radio
Blog posts
View all
Mar 15, 2025
Marine Traffic vs Vessel Finder: Navigating the Waters of Maritime Tracking
Aug 09, 2024
The Blobfish: Misunderstood Deep-Sea Marvel
Aug 09, 2024
Canoe vs Kayak for Fishing: Choosing the Ultimate Angling Vessel
Aug 06, 2024
Simrad vs Garmin: Which is the Best Marine Navigation System?
Aug 02, 2024
Anchoring at Night: Ultimate Guide
Jul 30, 2024
Canoe vs Kayak: Choosing the Right Watercraft for Your Adventure
Jul 29, 2024
What Is One Part of a Regular Vessel and Engine Maintenance Program?
Jul 29, 2024
What Is Needed for Steering Control on a PWC?
Jul 29, 2024
Types of Boats: From Sailboats to Speedboats - Everything You Need To Know
Jul 29, 2024
Tritoon vs Pontoon Boats: How Do They Compare?
Jul 29, 2024
The Secrets of Luring and Capturing Bass - Bass Fishing Tips
Jul 29, 2024
Can You Take a Pontoon Boat in the Ocean?
TOP TRENDING ↝
Boat Cleaning Supplies
Marine Autopilots
Marine Transducers
Trolling Motors
Marine First Aid Kits
Marine Radars
Boat Parts
Marine GPS Fishfinder Combos
Marine Plumbing & Ventilation - Bilge Pumps
Lighting
Marine Navigation & Instruments - GPS - Chartplotters
Marine Flotation Coats & Pants
Marine Personal Flotation Devices
Marine Portable Toilets
Marine Navigation & Instruments - Compasses
"Close (esc)"