Overhead Line Inspection Trolley — Single Conductor Bicycle Cart for Line Maintenance, SFD Series

Supplied by Suntech Power Tools, a Ningbo-based manufacturer with more than 20 years of experience in power transmission line stringing and maintenance tooling, this overhead line inspection trolley (also known as an overhead line bicycle or cart) is used for installing accessories and carrying out overhaul work on a single overhead conductor.

Product Overview

Running on a sheave matched to the conductor diameter, the trolley provides a stable, low-effort platform that lets line workers travel along a single conductor to inspect, install fittings and perform maintenance. Four models cover conductor and sheave sizes from Φ25mm up to Φ70mm, with a rated load of 1kN.

Technical Specifications

Key Features & Benefits

• Smooth conductor travel: Sheave matched to the conductor size keeps the trolley stable and low-effort to move.
• Four models for different conductors: Sheave options from Φ55mm to Φ160mm for conductors up to Φ70mm.
• Sturdy, lightweight construction: Frames from 7kg to 34kg for easy handling and lifting onto the line.
• Supports maintenance work: Provides a working platform for fitting installation and overhaul tasks.

Applications

• Installing fittings and accessories on overhead conductors
• Inspection and overhaul of single overhead line conductors
• Transmission and distribution line maintenance
• General conductor stringing support

Quality, Expertise and Trust

Every trolley is produced under an ISO 9001:2008 certified quality management system and inspected before shipment for sheave dimensions, rated load and finish. With two decades of experience supplying stringing blocks, cable rollers and line maintenance tooling to customers in more than 50 countries, Suntech supports each order with technical consultation, custom manufacturing and a 1-year warranty.

Why Choose Suntech

• Long-standing expertise in stringing and line maintenance equipment
• Sheave diameters from Φ55mm to Φ160mm across four models
• Lightweight 7-34kg frames for convenient handling
• Reliable export logistics and consistent lead times

Request a quotation: Tell us your conductor diameter and required load, and our team will recommend the right SFD model for your inspection or maintenance task. Contact us today.