Marine electronics and boat gear, shipped to your door.

Chartplotters, fishfinders, AIS, instruments, safety equipment, and wiring. Orders ship within [1–3] business days with tracking.

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What we sell

New marine and electronics equipment from established manufacturers. Browse the full range on our products page.

Marine electronics

Chartplotters, fishfinders, VHF radios, and AIS transponders.

Boat safety

Life jackets, distress signals, and man-overboard devices.

Instruments & weather

Weather stations, gauges, and monitoring systems.

Propulsion

Propellers and related parts.

Wiring & installation

Electrical supplies, connectors, and installation tools.

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Shipping & returns

We ship within the United States. You will get tracking as soon as your order leaves our hands.

Handling time: [1–3] business days after payment clears.
Delivery: Typically [3–7] business days. Large or special-order items may take longer, and we will tell you before shipping.
Returns: [30]-day returns on unopened items. Contact us first to get a return authorization. Restocking fees may apply to opened items.
Warranty: Manufacturer warranty applies where offered by the brand.

About Northline Supply

Northline Supply is an online retailer of marine electronics and boat equipment based in [CITY, STATE]. Items are new and ship directly from our distribution partner or from us.

If something is wrong with an order, email us. A real person answers within one business day.

Contact

Questions about an order, a product, or a return? Reach us any weekday.

Email: [YOU@YOURDOMAIN.COM]
Phone: [PHONE NUMBER]
Business address: [STREET ADDRESS], [CITY, STATE ZIP]
Hours: Monday to Friday, [9 am to 5 pm] [TIME ZONE]