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Electric Fence Insulators

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Lock Jawz 25 Pack T-Post Insulator

Dare Products Inc
$13.99 USD $13.99 USD
$0.56 / item

Free Shipping over $49

Lock Jawz T-Post Insulator, 25 ct Fits all standard T-Posts; 360-degree mounting options; Inline as well as corner insulator options; Works with po...

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T-Post Wire Insulator, 25 ct

Dare Products Inc
$4.99 USD $4.99 USD
$0.20 / item

Free Shipping over $49

T-Post Wire Insulator The T-Post Wire Insulator is designed to securely attach wires to standard 1.3 lb and 1.25 lb per ft studded T-posts. Made fr...

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Both Sides Insulator, 20 pk

T & S Farms
$10.99 USD $10.99 USD
$0.55 / item

Free Shipping over $49

Both Sides T-Post Insulators for Wire Fencing, 20 pk Other T-Post insulators will fit on one side of the T-Post or the other. This insulator will f...

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Western Screw-Tight Round Post Insulator, 25 Pack

Dare Products Inc
$8.49 USD $7.99 USD
$0.32 / item

Free Shipping over $49

Western Screw-Tight Electric Fence Insulator, 25 pk The Western Screw-Tight Electric Fence Insulators are designed for round posts and should be u...

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Pinlock Insulator

Dare Products Inc
$10.99 USD $10.99 USD
$0.44 / item

Free Shipping over $49

Pinlock Insulator, Pack of 25 The Pinlock Insulator is designed for use with high-tensile wire on wood posts. Its wide flange helps prevent arcing ...

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Pinlock Insulators for T-Posts, 25 ct

Dare Products Inc
$10.49 USD $9.99 USD
$0.40 / item

Free Shipping over $49

Pinlock Insulators for T-Posts, 25 ct Designed for high tensile and temporary electric fences Fits 1.25 & 1.33 metal T-Posts only Durable blac...

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Snug RT Reversed T-Post Insulators, 25 ct

Dare Products Inc
$11.99 USD $11.99 USD
$0.48 / item

Free Shipping over $49

Snug RT Reversed T-Post Insulators, 25 ct Extends wire 3" from backside of T-Post. 1-piece design snaps onto backside of post. Fits metal T-posts o...

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Wood Post Insulators for Poly Wire or Rope 25 Pack

Field Guardian
$9.99 USD $9.99 USD
$0.40 / item

Free Shipping over $49

Wood Post Poly Wire or Rope Fence InsulatorsScrew-in type "donut" insulator for wire and tape up to ½" wide. Large lag screw eliminates the need fo...

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Wood Post Insulators, 25 Pack

Dare Products Inc
$5.99 USD $5.99 USD
$0.24 / item

Free Shipping over $49

Wood Post Insulators These Wood Post Insulators are designed for use with electric fences and are perfect for mounting on wood posts. Made from dur...

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Snug SWP Wood Post Insulator, 25 Pack

Dare Products Inc
$6.99 USD $6.99 USD
$0.28 / item

Free Shipping over $49

Snug SWP Wood Post Insulator, 25 Pack Holds wire 2" from post. Molded all-weather polyethylene. Yellow. Single head nails included. (#SNUG SWP-25)

Studded T-Post Tape Insulator, White, 25 pk

Dare Products Inc
$9.99 USD $9.99 USD
$0.40 / item

Free Shipping over $49

Studded T-Post Tape Insulator, White, 25 pk The Studded T-Post Tape Insulator is designed to securely hold polytape up to 1½" wide on metal T-posts...

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Dare Wood/Vinyl Post Insulator For Wire, 25 Pack

Dare Products Inc
$7.99 USD $7.99 USD
$0.32 / item

Free Shipping over $49

Dare Wood/Vinyl Post Insulator For Wire For use with polywire, polyrope or high tensile wire. Use 2 galvanized roofing, nails or (2) #8 x ¾" stain...

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Chain Link / U-Post Insulator, 25 Pack

Dare Products Inc
$8.99 USD $8.99 USD
$0.36 / item

Free Shipping over $49

Chain Link / U-Post Insulator, 25 Pack Securely attaches to chain link fence. Also fits 1-3/4" or 2-1/8" U-Post. holds wire 3-3/4" from fence. larg...

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Tubular Corner or End Insulator, 10 ct

Dare Products Inc
$14.99 USD $14.99 USD
$1.50 / item

Free Shipping over $49

Tubular Corner or End Insulator, 10 ct These Tubular Corner or End Insulators are designed for use on corners and ends of any style post. Featuring...

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Heavy Duty Porcelain Corner Insulator, 10 ct

Field Guardian
$9.99 USD $9.99 USD
$1.00 / item

Free Shipping over $49

Heavy Duty Porcelain Corner Insulator, 10 ct The Heavy Duty Porcelain Corner Insulator is designed for use on corner and end posts to provide relia...

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Field Guardian Polytape Electric Fence Insulators, 25 Pack

Farm Supply-Field Guardian
$9.99 USD - $13.99 USD $9.71 USD - $10.99 USD
$0.49$0.55 / item

Free Shipping over $49

Electric Fence Insulator The Field Guardian Electric Fence Insulators are an excellent 2" polytape insulator that may be used for wood or vinyl and...

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Insulator Tubing, 50'

Dare Products Inc
$18.99 USD $18.99 USD
$0.38 / item

Free Shipping over $49

Dare Insulator Tubing, 50' The Dare Insulator Tubing is crafted from durable black polyethylene, offering reliable insulation for up to 12.5-gauge ...

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Rounded Corner Post Insulators

Dare Products Inc
$3.99 USD $3.99 USD
$0.40 / item

Free Shipping over $49

Dare Rounded Corner Post Insulator, 10 Pack The Dare Rounded Corner Post Insulator is made from durable white polyethylene, combining the classic l...

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Polytape Connectors, 2 pk

Dare Products Inc
$4.99 USD $4.99 USD

Free Shipping over $49

Polytape Connectors, 2 pk Polytape Connectors are versatile tools designed for various fencing applications: Connect chargers to polytape or polyw...

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Dare Snap-in Yellow Wood Post Electric Fence Insulators, 25 Pack

Dare Products Inc
$4.99 USD $4.99 USD
$0.20 / item

Free Shipping over $49

Dare Wood Post Insulators for Electric Fences - 25 pack Upgrade the efficiency and longevity of your electric fence. Designed to keep your fence wi...

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Field Guardian Metal T-Post Insulator, 25 Pack

Field Guardian
$9.99 USD $9.99 USD
$0.40 / item

Free Shipping over $49

T-Post InsulatorHeavy-Duty snap design, with blocking mechanism that prevents premature wear on tape. All tapes up to 2" wide. Fits metal T-posts...

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Dare Western Screw-Tight T-Post Insulators for Wire

Dare Products Inc
$12.99 USD $11.99 USD
$0.48 / item

Free Shipping over $49

Dare Western Screw-Tight T-Post Insulators for Wire Adjusts to most any size T-post & will fit 3/4" to 9/16" round posts & 1¼" fiberglass T...

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Field Guardian Heavy Duty Tie On Corner/End Insulator, 10 pk

Field Guardian
$9.99 USD $9.99 USD
$1.00 / item

Free Shipping over $49

Heavy Duty Tie On Corner/End Insulator, 10 pk The Heavy Duty Tie On Corner/End Insulator is a high-performance solution designed for fences using p...

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High Tensile Insulator for Wood Posts, 25 ct

Dare Products Inc
$10.99 USD $10.99 USD
$0.44 / item

Free Shipping over $49

High Tensile Insulator for Wood Posts, 25 ct These high tensile insulators are designed specifically for use with high tensile fencing systems. Mad...

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Porcelain Insulator & Lag Bolt Combination, Single

Dare Products Inc
$5.99 USD $4.99 USD

Free Shipping over $49

Porcelain Insulator & Lag Bolt Combination, Single Use on wood posts as line insulators and corners. Suitable for ½" polytape. Sold individuall...

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Wood Post Screw-In Corner Insulator, 4 pk

Farm Supply
$7.99 USD $7.99 USD

Free Shipping over $49

Wood Post Screw-In Corner Insulator, 4 pk This strong steel bracket with a self-locking nut securely holds the round "donut insulator" for use in c...

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Polytape End Connector, 2 pk

Dare Products Inc
$11.99 USD $11.99 USD

Free Shipping over $49

Dare Polytape End Connector, 2 pk The Dare Polytape End Connector is a heavy-duty solution for securely connecting your polytape. Designed to take ...

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T-Post Corner Insulator

Field Guardian
$6.99 USD $6.99 USD

Free Shipping over $49

T-Post Corner Insulator The T-Post Corner Insulator features an exclusive clamp design that prevents tapes from pulling free, ensuring your electri...

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Field Guardian Nail-on 2" Insulator, 25 Pack

Field Guardian
$8.99 USD $8.99 USD
$0.36 / item

Free Shipping over $49

Nail-on 2" Insulator, 25 pk Black polyethylene nail-on insulator for all type of tape up to 2" wide. Also accommodates smooth strand wire & pol...

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Corner Post Insulator

Farm Supply
$6.99 USD $6.99 USD

Free Shipping over $49

Corner Post Insulator The Corner Post Insulator is designed for secure and efficient use with wood or vinyl posts. This durable insulator accommoda...

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Dare Heavy-Duty Corner Post Brackets, 4 Pack

Dare Products Inc
$13.99 USD $13.99 USD

Free Shipping over $49

Heavy-Duty Corner Post Brackets, 4 pk The Heavy-Duty Corner Post Brackets are designed for strength and durability, ideal for use on wood posts or ...

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White Hex Head Insulator

Dare Products Inc
$3.49 USD $3.49 USD

Free Shipping over $49

White Hex Head Insulator The Hex Head Insulator is a drivable heavy-duty lag bolt insulator that is a sturdy alternative to porcelain insulators. 2...

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Dare Round Post Insulator, 25 pk

Dare Products Inc
$11.99 USD $11.99 USD
$0.48 / item

Free Shipping over $49

Dare Round Post Insulator, 25 pk Enhance your fencing setup with our Round Post Insulator, available in a convenient pack of 25. Designed to accomm...

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Enhance your farm's electric fencing with Jeffers Pet's premium selection of Electric Fence Insulators. Our range, featuring products from top brands like Dare and Field Guardian, is engineered for maximum durability and efficiency. These insulators are crucial for maintaining the performance of your electric fences, ensuring the safety and containment of various livestock. Ideal for farms and ranches, our insulators provide a reliable solution for your fencing needs, contributing to the overall security and management of your animals. Choose the best for your farm with our high-quality electric fence insulators.

How long do electric fence insulators last?

Quality electric fence insulators can last 10–20 years or more under normal outdoor exposure conditions. Porcelain insulators are the most durable and can last virtually indefinitely if not physically broken. Inspecting insulators annually and replacing any that show cracking, brittleness, or discoloration is recommended to prevent fence shorts and power loss.

How far apart do you put insulators on an electric fence?

Insulator spacing follows post spacing, so on a standard electric fence, insulators are placed on every post, typically every 20–30 feet on flat terrain for high-tensile wire, or every 8–12 feet for lighter poly wire or tape systems. On corners, ends, and any change in direction, additional insulators and proper corner insulator types are required to handle the directional tension on the wire. For multi-wire fences, each wire on each post requires its own insulator. In areas where the fence changes elevation significantly, additional posts and insulators should be added to keep the wire close to the ground and to follow the terrain without creating excessive strain on the wire.

What are the features of a good electric fence insulator?

A good electric fence insulator should be manufactured from UV-stabilized, high-density polyethylene or polypropylene, or from glazed porcelain, to resist sun degradation and maintain physical integrity over many years outdoors. It should provide adequate electrical resistance to prevent current leakage from the wire to the post. The insulator must be appropriately designed for the wire type it will hold, and must be compatible with the post type. A positive locking or secure mounting mechanism prevents wire from jumping out under tension, and a design that allows easy installation and removal without specialized tools is highly practical for field use.

Where to buy electric fencing accessories

You can get quality electric fence insulators and other fencing accessories online at Jeffers. Our catalog features trusted brands like Dare Products, Field Guardian, and more. Get it at amazing prices and fast shipping.

Interested in more farm and animal products?

Browse more fencing supplies in our catalog that provide security for farms, barns, stables and general outdoors. Check out our fence tensioners, electric fence energizers, chargers, fence posts and more accessories here.

Can I purchase Electric Fence Insulators online?

Yes, it's available for purchase through our store. Explore related items in our collections. Simply add the item to your cart to check if it qualifies for free shipping. Many of our farm & pet items are eligible!

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