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Sealey PSI300 12V DC 300W power inverter, silver with red and black cables, pure sine wave technology.

Sealey 12V DC 300W Pure Sine Wave Power Inverter - image 2

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Sealey 12V DC 300W Pure Sine Wave Power Inverter - image 4

Sealey 12V DC 300W Pure Sine Wave Power Inverter

by Sealey

£116.95from 4 retailers

The Sealey 12V DC 300W Pure Sine Wave Power Inverter provides reliable power for cars, caravans, and boats, ensuring minimal electrical interference.

GTIN05051747733527

EAN5051747733527

MPNPSI300

Prices updated 29 Mar 2026

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My Tool Shed

BEST PRICE

In stock£5.95 delivery

£173.94£116.95

£122.90 total inc. delivery

Tooled Up

In stock£5.95 delivery

£173.94£116.95

£122.90 total inc. delivery

Amazon

Check live price on Amazon.co.uk

eBay

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Power Tools Direct

In stock£6.95 delivery2-7

£134.44

+£17.49 vs cheapest

£141.39 total inc. delivery

Machine Mart

In stock£4.99 delivery

8 deals available

£139.00

+£22.05 vs cheapest

£143.99 total inc. delivery

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Product Description

This Inverter has been designed with pure sine wave to produce the same AV frequency produced on the grid, making it more reliable than traditional inverters, without any fluctuation in power or performance. Operates from a 12V DC power supply found in cars, caravans, boats and commercials. High performance outlet eliminates electrical interference, reducing noise levels during use.

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