JGW JGH JGP High Voltage Cable Fixing Clamp

Product Overview

The JGW JGH JGP High Voltage Cable Fixing Clamp is a specialized power line hardware designed for critical hardware component for overhead power line construction, ensuring reliable mechanical and electrical performance. Widely recognized in the industry under alternative names including line fitting, overhead hardware, power fitting, line hardware, this product serves as a critical component in overhead power transmission and distribution systems systems. The product is made of high-strength anti-corrosion aluminum alloy material, used for fixing the layout position of cables. The clamping structure adopts bolt fastening, the fixing clamp structure is compact and reasonable, flexible and convenient installation, and does not damage the cable. JGW High Voltage Cable Fixing Clamp

Advantages

• “Precision manufacturing” — CNC machining and forging processes ensure dimensional accuracy and consistent quality
• “Durable surface treatment” — hot-dip galvanizing per ISO 1461/ASTM A153 provides long-term corrosion protection
• “High mechanical strength” — designed to withstand rated breaking loads with appropriate safety margins
• “Standardized interfaces” — compatible with common insulator, conductor, and support hardware specifications
• “Field-proven reliability” — tested per IEC/GB standards for mechanical and electrical performance

Technical Parameters

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L1	L	W	H	M
JGW-02	29~40	65	90	45	60	2-M12
JGW-01	40~60	86	110	50	75	2-M12
JGW-0	60~75	110	140	70	105	2-M12
JGW-1	75~85	120	150	60	120	2-M12
JGW-2	85~95	130	160	60	130	2-M12
JGW-3	95~105	140	175	60	140	2-M12
JGW-4	105~115	150	185	70	150	2-M14
JGW-5	115~125	160	195	70	160	2-M14
JGW-6	125~135	175	215	70	160	2-M16
JGW-7	135~145	190	230	80	180	2-M16
JGW-8	140~165	210	265	90	180	2-M16

Note: Made of high-strength aluminum alloy, no magnetic hysteresis loss. Adopting screw pressing structure, easy to install. ◆ Added rubber pad, obvious insulation effect, and protects cables from damage.

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L1	L	W	H	M
JGW-1H	75~85	120	150	60	120	2-M12
JGW-2H	85~95	130	160	60	130	2-M12
JGW-3H	95~105	140	175	60	140	2-M12
JGW-4H	105~115	150	185	70	150	2-M14
JGW-5H	115~125	160	195	70	160	2-M14
JGW-6H	125~135	175	215	70	160	2-M14
JGW-7H	135~145	190	230	80	180	2-M16
JGW-8H	140~165	200	265	90	180	2-M16

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L1	L	W	H	M
JGW(2)-1	45~55	140	174	60	78	2-M12
JGW(2)-2	55~65	160	194	60	92	2-M12
JGW(2)-3	65~75	185	219	70	100	2-M12
JGW(2)-4	75~85	205	239	70	110	2-M12
JGW(2)-5	85~95	225	259	80	126	2-M12
JGW(2)-6	95~105	245	279	80	136	2-M12
JGW(2)-7	105~115	265	299	90	150	2-M16
JGW(2)-8	110~120	285	319	90	160	2-M16
JGW(2)-9	120~130	305	339	90	170	2-M16
JGW(2)-10	130~140	325	359	100	190	2-M16
JGW(2)-11	140~150	345	379	100	200	2-M16

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L1	L	W	H	M
JGW(3)-1	45~55	205	239	60	86	2-M12
JGW(3)-2	55~65	245	279	60	96	2-M12
JGW(3)-3	65~75	270	304	70	106	2-M12
JGW(3)-4	75~85	300	334	70	116	2-M12
JGW(3)-5	85~95	330	364	75	126	2-M12
JGW(3)-6	95~105	353	387	78	136	2-M12
JGW(3)-7	105~115	392	426	90	150	2-M12

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L	W	H	L1	M
JGWD-1	55~65	155	75	100	125	12
JGWD-2	65~80	170	75	120	140	12
JGWD-3	80~100	192	80	140	162	12
JGWD-4	100~125	215	80	165	185	12
JGWD-5	126~136	244	100	180	210	12
JGWD-6	136~150	250	100	200	215	12
JGWD-7	140~166	280	100	215	230	12

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L	W	H	L1	M
JGWD-1	55~65	155	75	100	125	12
JGWD-2	65~80	170	75	120	140	12
JGWD-3	80~100	192	80	140	162	12
JGWD-4	100~125	215	80	165	185	12
JGWD-5	126~136	244	100	180	210	12
JGWD-6	136~150	250	100	200	215	12
JGWD-7	140~166	280	100	215	230	12

Model	Applicable Cable Outer Diameter (mm)	Main Dimensions (mm)
		L1	L	W	M
JGH-1	40~60	83~95	120	60	2-M10
JGH-2	60~80	105~125	150	60	2-M10
JGH-3	80~100	130~150	180	70	2-M12
JGH-4	100~120	150~170	200	70	2-M12
JGH-5	120~136	160~180	210	70	2-M12
JGH-6	136~150	170~190	230	80	2-M12
JGH-7	150~160	190~210	250	80	2-M12
JGH-8	160~180	220~240	280	85	2-M14
JGH-9	180~200	240~260	300	85	2-M14

Note: Dimensions may vary slightly based on manufacturing tolerances. Contact our engineering team for custom sizes or special requirements.

Material & Manufacturing

• Material: high-quality carbon steel, cast iron, or aluminum alloy
• Secondary components: hot-dip galvanized finish
• Surface treatment: Hot-dip galvanizing in accordance with ISO 1461 / ASTM A153 / IEC 61589, minimum zinc coating thickness 65 μm
• Manufacturing process: Precision forging, casting, or CNC machining of critical dimensions, followed by full galvanizing immersion. Dimensional accuracy controlled within ±0.5 mm tolerance on mounting interfaces
• Quality assurance: Every batch undergoes dimensional inspection, galvanizing thickness testing (magnetic or gravimetric method per ISO 2178), and visual surface examination. Mill test certificates (MTC) available upon request

Application Scope

• Critical hardware component for overhead power line construction, ensuring reliable mechanical and electrical performance
• Overhead transmission and distribution line construction
• Power grid upgrade and renovation projects
• Industrial and utility pole hardware assembly

Frequently Asked Questions

Q: What materials are used? A: Depending on the product type, materials include carbon steel, malleable cast iron, forged steel, cast aluminum alloy, or copper alloy. All components have hot-dip galvanized or equivalent corrosion protection.

Q: Are custom sizes available? A: We offer non-standard sizes and custom specifications for special project requirements. Contact our engineering team with your drawings or specifications.

Q: What quality certifications do you have? A: Products are manufactured under ISO 9001 certified quality management system. Mill test certificates (MTC) and third-party inspection reports are available upon request.

Industry Standards & Compliance

Standard	Scope
IEC 61589	Galvanizing requirements for overhead line hardware
ISO 1461	Hot-dip galvanized coatings on iron and steel articles
ASTM A153	Zinc coating (hot-dip) on iron and steel hardware
GB/T 2314	General requirements for overhead line fittings
GB/T 2317	Mechanical testing methods for overhead line hardware
DL/T 765.2	Suspension and strain hardware for overhead power lines