TheBetterBuy logo
Sealey FF400 Open & Short Dc Circuit Detector 6-42V - Image 1
1 / 4

Sealey FF400 Open & Short Dc Circuit Detector 6-42V

Sealey

Compare today's prices on the "Sealey FF400 Open & Short Dc Circuit Detector 6-42V".

Available From

(4 stores)
Last Checked: 12/11/2026
Power Tools Direct logo

Power Tools Direct

✓In Stock
View Deal
£49.34
★Best Price
*Shipping Calculated at Checkout | View More
Machine Mart logo

Machine Mart

✓In Stock
View Deal
£54.98
Free Click & Collect | View More
My Tool Shed logo

My Tool Shed

✓In Stock
View Deal
£56.95
⚖️Price Matched
*Delivery Calculated at Checkout | View More
Tooled Up logo

Tooled Up

✓In Stock
View Deal
£56.95
⚖️Price Matched
*Delivery Calculated at Checkout | View More
amazon-logo

Amazon

ebay-logo

Ebay

*This site uses affiliate links. If you make a purchase through one of them, we may earn a small commission — at no additional cost to you.

Product Description

Compare today's prices on the "Sealey FF400 Open & Short Dc Circuit Detector 6-42V".

Sealey FF400 Open & Short Dc Circuit Detector 6-42V

Diagnose and trace electrical faults quickly and accurately in DC systems ranging from 6 to 42 volts. This two-piece testing kit allows you to identify open circuits, short circuits, and intermittent breaks without removing trim or piercing insulation, saving valuable time on automotive, marine, and industrial applications.

- Clear visual and audible indication for fast fault location

- Robust two-piece design: transmitter and non-contact receiver probe

- Compatible with DC systems from 6V to 42V

- Detects opens, shorts, and continuity in wiring harnesses

- No need to disconnect wires or strip insulation for testing

- Built-in LED torch on receiver for working in low-light conditions

- Supplied in a storage case for safe transport and organisation

Trusted by professionals, the Sealey FF400 is a reliable and efficient solution for tracing electrical problems in vehicles, boats, and equipment.

GTIN: 5024209787949