Ningbo Marshine Power Technology Co., Ltd.
Ningbo Marshine Power Technology Co., Ltd.
GN Model Duct Mandrel

GN Model Duct Mandrel

Model:GN80
Designed by MARSHINE, who was a Chinese large company supply these cable installation tools with competitive price for professionals to simulate the cable during pulling operations, this MARSHINE GN Model Duct Mandrel is a precision-engineered tool used for clearing and preparing duct pathways before cable installation, which can helps verify duct integrity and identify blockages or deformities. Constructed from high-strength materials and featuring a durable, compact design, it is essential for ensuring safe and efficient cable laying in power and telecommunications projects.

Built to withstand the rigors of demanding environments, the MARSGHINE GN Model Duct Mandrel is engineered to redefine efficiency and reliability in duct installation and maintenance. combing industrial-grade materials with innovative design, empowering teams to achieve flawless installations while reducing labor time and costs.


Product Parameter

Item number Model Diameter of tube (mm) Weight(kg)
21434 GN80 φ80 5.5
21435 GN90 φ90 6.0
21431 GN100 φ100 6.6
21432 GN130 φ130 10
21433 GN150 φ150 15
21436 GN180 φ180 18

Product Feature

MARSHINE GN Model Duct Mandrel is made of high-quality alloy or durable rubber material, it is reusable. With a slightly smaller diameter, it can pass through the pipe smoothly while still identifying obstacles. Been equipped with the strong pull rings on both ends, it can be easily connected to the winch or rope system. It is easy to handle, transport and use on site, even in narrow or underground pipeline systems. Been produced with corrosion-resistant materials, it can be used for a long time in wet, corrosive or high-pressure environments.

Product Application

The MARSHINE GN Model Duct Mandrel is suitable for pre-installation duct testing for power, fiber optic, and telecom cable systems. It is ideal for identification of duct deformations, blockages, or construction errors. Can be used to verifying duct integrity before cable pulling in underground or conduit systems. In addition, it is ideal for utility construction, civil engineering, and infrastructure projects.

Product Details

The MARSHINE GN Model Duct Mandrel is a vital tool can enhances cable-laying operations by minimizing the risk of damage and ensuring a clear path.


Outstanding durability  Been made from high-tensile steel material, this tool can ensures longer service life and consistent performance.


Original Place: China.


Certifications: CE, ISO9001.


MOQ: 100pcs.


Leading Time: 14days(100-200pcs).

Hot Tags: GN Model Duct Mandrel
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