Insulated Ratchet Tensioner Strainer (FST00250)

Ensure your electric fence remains tight, conductive, and reliable with our Insulated Ratchet Tensioner Strainer. Designed for use with galvanized wire and high-tensile fencing, this sturdy tensioner features a built-in insulator to safely maintain electrical integrity through the strainer assembly.

Whether you're installing a new perimeter or tightening an existing fence, this tensioner offers easy ratchet adjustment for precise tension control. The insulated design prevents shorting—even under high tension—making it essential for professional-grade electric fencing systems.

Key Features:

• Ratchet mechanism enables secure, easy wire tightening

• Integrated insulator maintains electrical isolation

• Ideal for galvanized and high-tensile wire

• Robust, weather-resistant construction

• Suitable for long fence runs and boundary-straining applications

Perfect for farmers, smallholders, equestrians, and electric fence installers, this strainer ensures longevity, safety, and peak performance in every system.

Standard flat charge of only £10.94 for fencing kits, energisers, posts and similar sized items to UK mainland.

Small orders (sent by Royal Mail) charges are normally £5.50 for single packets of insulators and similar sized single items.

Saturday deliveries - please contact us to arrange this type of delivery.

We regularly deliver to Outer Hebrides, Northern Ireland, the Republic of Ireland, mainland Europe and further afield. Please contact us to get a delivery quote for your order if you are in any of these areas.  

In general, for UK mainland, deliveries take 2-3 working days but please note at busy times of year for example over Easter, Christmas and bank holiday weekends delivery may take longer.

Please see our main delivery page for more details - Delivery Information or use our Contact Us page to get in touch.