Battery Clamps

Battery clamps for connecting cables to batteries.

Battery Clamps group products

ProSupply Battery Clamps 6mm, thread
Available
12,90 €
Battery Clamp with Wing Nut, M10
Available
19,90 €
Pair of Battery Clamps 25-50mm2
Available
14,90 €
Pair of Battery Clamps with quick release
Available
34,00 €
Battery Clamp (-) 70/90mm²
Available
19,90 €
Battery Clamp (+) 70/90mm²
Available
19,90 €
Battery Clamp + 25-50mm
Available
8,35 €
Battery Clamps with Wing Nut, M8
Available
19,90 €
Pair of Battery Clamp
Campaign
Available
12,90 €19,00 €
Battery Clamp (-) 30/50mm²
Available
13,90 €
Battery Clamp (+) 30/50mm²
Available
13,90 €
Battery Clamp, left, "plus"
OUTLET
Available
5,30 €8,20 €

Recommended for you

Battery terminals are the connecting part between the battery terminals and cables, ensuring a sturdy and highly conductive electrical connection in the boat's battery system. The range includes pairs of battery terminals with quick-release fasteners, both as a basic model and those sized for 25–50 mm² cable sizes, individual battery terminals for the plus and minus terminals, and wing nut models (M10) that allow the cable to be removed without tools, for example for winter storage.

The quick-release battery shoe makes battery replacement and seasonal removal easier by allowing the cable to be removed from the button without a screwdriver — a practical feature if the battery is being removed from the boat for the winter. The wing nut model offers the same ease but retains the more traditional, sturdy screw-on principle, suitable for users who value a mechanically simple and reliable solution.

The cable size (25–50 mm²) and battery terminal must be compatible so that the connection remains tight and does not loosen due to vibration — a loose battery terminal is a common cause of electrical faults in boats, as poor contact increases the resistance of the connection and can even cause overheating at high currents.

The size compatibility of the battery shoe and the cable is a critical safety factor — an incorrectly sized battery shoe will not compress the cable tightly enough, which increases the resistance of the connection and can cause overheating at high currents, and in the worst case, even the risk of fire. The advantage of quick-connect battery clamp is especially emphasized on boats where the battery is regularly disconnected for winter storage — tool-free disconnection saves time and reduces the risk of careless connection in a hurry. The wing nut model (M10) is suitable for users who value a mechanically simple, reliable solution without separate tools, but still with a firmer grip than a clean quick connector. The cleanliness of the contact surface of the battery shoe and the pole significantly affects the quality of the connection — light oxidation or dirt on the contact surface significantly increases the resistance, so it is worth cleaning the surfaces before each reconnection, especially at the beginning of the season when returning the battery.

It is worth checking the tightness of the battery terminals regularly due to engine vibration, which can loosen an initially tight connection over time.

The correct type and size of battery shoe ensures a reliable electrical connection throughout the life of the boat's electrical system.

The right battery shoe and careful installation ensure that the boat's electrical system works reliably even in demanding conditions.

A high-quality battery shoe is a small but important part of the reliability of the entire boat's electrical system.

Proper electrical connection is the basis for the functionality of the entire battery system.

Fast delivery
For products in stock, 1-3 workingdays. For ordering products, 2-7 days.
Customer service
010 548 5605 (days 9-18) asiakaspalvelu@marinekauppa.com
14-day right of return
Products have a 14-day free return right. All products have a minimum 6 month warranty.
Pay securely
Secure online payments. Pay with online banking, credit card, invoice or partial payment.

CONTACT INFORMATION

Our customer service is available on weekdays 9-17. email: asiakaspalvelu@marinekauppa.com

STORES

HELSINKI
Veneentekijäntie 3
00210 Helsinki (Lauttasaari)
FINLAND
mon–fri 9–18
sat 9-15
sun closed

VANTAA
Porttisuontie 13
00120 Vantaa (Porttipuisto)
FINLAND
mon–fri 10-18
sat 10-15
sun closed

COMPANY INFORMATION

Marinekauppa.com / Norcap Oy Ab
Company ID 1827467-5
Founded in 2003
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