High-Voltage Insulated Tightener – Dielectric Protection up to 15kV | Non-Conductive Nylon Construction | For Live Line Maintenance​​

Introduction​​
The ​​Insulated Tightener​​ is a ​​critical safety tool​​ for electrical workers, designed to ​​adjust, tension, and secure cables​​ while providing ​​full dielectric protection​​ against accidental contact with live circuits. Made from ​​non-conductive materials (fiberglass, nylon, or rubber)​​, it ensures safe operation in ​​high-voltage environments, substations, and telecom installations​​. Unlike metal tools, it ​​eliminates the risk of electrical shock​​, making it indispensable for ​​live line maintenance and emergency repairs​​.

​​Key Features​​
✅ ​​Dielectric Protection​​ – ​​Rated for 1kV to 15kV+​​ (depending on model)
✅ ​​Non-Conductive Materials​​ – ​​Fiberglass core, rubber-coated handles, or nylon construction​​
✅ ​​Adjustable Tensioning​​ – ​​Ratchet, screw, or lever mechanisms​​ for precise control
✅ ​​Lightweight & Ergonomic​​ – ​​Reduces fatigue during prolonged use​​
✅ ​​Tangle-Free Operation​​ – ​​Smooth swivel head or anti-slip jaws​

​​Working Principle​​
The insulated tightener functions via:

​​Non-Conductive Core​​ – Prevents current flow through the tool.
​​Tensioning Mechanism​​ – ​​Ratchet, screw, or cam-lock​​ for controlled tightening.
​​Secure Grip​​ – ​​Rubberized handles or ergonomic contours​​ enhance control.

This ensures:
✔ ​​Safe live-line work​​ without de-energizing circuits.
✔ ​​Precise tension adjustment​​ for cables, ropes, or conductors.
✔ ​​Durability​​ in harsh weather conditions.

​​Applications​​
​​Live Line Maintenance​​ – ​​Tensioning conductors without shutdowns​​.
​​Substation Work​​ – ​​Securing busbars and jumpers safely​​.
​​Telecom & Fiber Optics​​ – ​​Non-conductive cable management​​.
​​Emergency Repairs​​ – ​​Quick fixes on downed power lines​​.
​​Renewable Energy​​ – ​​Solar farm and wind turbine installations​​.

Explain:The Insulated tightener uses non-conductive FRP insulated handle and soft corrosion-resistant and high tension woven belt to replace the steel wire rope.It is used for wire tightening during live line operation, and the voltage resistance is 15kV (3 minutes).

Suntech Power Group is one of the largest Procurement, Engineering & Contracting Group companies in China.Our group branch company and factory have already engaged

in the field of electric power more than 26 years.

1.Steel structure industry especially steel towers and related products which include power towers and substation structures, telecommunication towers and related products of telecom sites, street light poles and so on.

2.Transmission line stringing tools and equipments,undergroud cable pulling tools incuded Stringing Blocks,Hoisting Tackles,Cable Rollers,Conductor Gripper,Gasoline Powered Winch,Hydraulic Puller Tensioner,Gin Poles,Inspection Trolleys and other rated machines.

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And our branch company Ningbo Suntech Power Machinery Tools Co.,Ltd. as a professional global supplier

who have been exporting more than 90 countries in the world, we have been trying to focus on the comprehensive solutions like provides all related products and engineering services as client's requirement, for example from engineering consultant, design services, drawing services, manufacturing, transportation, supervision and even installation construction & maintenance services.

Insisting on business philosophy of “To be honest, To get win-win” and service concept of pursuing maximizing customer value , makes it win great reputations from both telecommunication operators and electricity power operators,we are willing to develop and share sucess with you.