Name: China Nylon Coated Copper Wire PVC Nylon Copper Conductor Manufacturers Suppliers Factory - Greater Wire
Brand: Greater Wire
SKU: 312278182

Description

Technical Parameters

Certification

Dongguan Greater Wire & Cable Co., Ltd. is one of the leading manufacturers and suppliers of nylon coated copper wire pvc nylon copper conductor in China, also supports customized service. Please rest assured to wholesale durable nylon coated copper wire pvc nylon copper conductor made in China here from our factory. If you have any enquiry about free sample, please feel free to email us.

THHN wire quotation

PRODUCT REAL SHOT

THHN wire bulk supplier

THHN Manufacturer for Conduit and Raceway Projects

GERITEL WIRE supplies nylon coated copper wire for new construction, rewiring and project procurement where clear building-wire specifications matter. A copper electrical core, thermoplastic PVC insulation and a nylon protective layer create the familiar structure buyers expect when comparing THHN/THWN-2 building-wire products. For buyers evaluating a THHN manufacturer, GERITEL WIRE supports specification review, order coordination and project-oriented supply for overseas purchasing. For wholesale and project orders, GERITEL WIRE supports specification checks, custom marking, packaging options and export paperwork for smoother procurement and repeat purchasing. Typical users include electrical contractors, MEP firms, panel builders and wire distributors.

PRODUCT SPECIFICATIONS

THHN wire wholesale

Conductor Size	Conductor Stranding	Insulation Thickness	Jacket Thickness	Nominal O.D.	Approx Net Weight	Allowable Ampacities(1) @30℃ Ambient
AWG/ Kcmil	Number of Strands	mils	mils	Inch	lbs/1000ft.	75℃	90℃
14	1	15	4	0.101	17	20	25
12	1	15	4	0.119	25	25	30
10	1	20	4	0.150	39	35	40
14	19	15	4	0.113	16	20	25
12	19	15	4	0.133	25	25	30
10	19	20	4	0.164	39	35	40
8	19	30	5	0.218	63	50	55
6	19	30	5	0.252	96	65	75
4	19	40	6	0.325	153	85	95
3	19	40	6	0.353	193	100	115
2	19	40	6	0.381	236	115	130
1	19	50	7	0.437	300	130	145
1/0	19	50	7	0.480	373	150	170
2/0	19	50	7	0.522	464	170	195
3/0	19	50	7	0.572	577	200	225
4/0	19	50	7	0.629	719	230	260
250	37	60	8	0.703	857	255	290
300	37	60	8	0.758	1019	285	320
350	37	60	8	0.808	1181	310	350
400	37	60	8	0.851	1342	335	380
500	37	60	8	0.937	1665	380	430
600	61	70	9	1.036	2002	420	475
750	61	70	9	1.134	2465	475	535
1000	61	70	9	1.273	3296	545	615

CERTIFICATIONS

THHN wire exporter

PACKAGING

Plastic Reel

Small Wooden Reel

Large Wooden Reel

APPLICATION

Cable Tray Raceway Systems

Underground Conduit Installation

Branch Circuit Wiring

CASE

Mayo Clinic Hospital, Saint Marys Campus

30 Hudson Yards

Stanford University California USA

WHY CHOOSE US

30Years of experience
in one-stop service

Dongguan Greater Wire & Cable Co., Ltd. is a professional engineering-grade cable manufacturer in China, supplying certified electrical cable solutions for building, industrial, mining, energy, and infrastructure projects worldwide.

With a 30,000 m² factory, 30 production lines, experienced engineers, and a strict quality control team, we provide reliable, traceable, and compliant cable products for international engineering applications. Our products are supported by certifications including SAA, UL, cUL, VDE, TÜV, CE, CB, IEC, BPS, and ISO.

We are committed to safety, quality, transparency, and long-term partnership. From raw material inspection to finished product testing, every batch is carefully controlled to ensure stable performance and dependable project use.

Greater Cable - Certified Quality. Reliable Supply. Engineering Value.

15K

Finished Projects

150+

professional staff

15K

happy clients

92+

awards & certifacates

PLANT EQUIPMENT

GLOBAL CERTIFICATIONS

UL83 THHN wire Singapore

CUSTOMER PHOTOS

THHN THWN-2 wire Singapore

INTERNATIONL TRANSPORTATION

Sea Freight

We offer reliable sea freight solutions for large-volume orders. Your goods are securely packed and shipped in containers, ensuring cost-effective delivery to ports worldwide.

Air Freight

For faster delivery, our air freight service ensures your products reach international destinations quickly, with careful handling and full tracking along the way.

International Express

Need urgent shipments? Our international express service delivers small to medium orders efficiently, providing door-to-door service with real-time tracking for peace of mind.

COOPERATIVE PARTNER

We are looking for a cooperative partner to expand our business.

How To Cooperate With Us?

Simply share your requirements, receive our professional solution, confirm samples, and enjoy fast, reliable production and worldwide delivery - working with us is that easy.

Our address

Building 2, No. 40 Luxi 2nd Road, Liaobu Town, Dongguan City, Guangdong Province, China

Phone Number

+86 136 6257 9592

+86 135 1078 4550

E-mail

manager01@greaterwire.com

FAQ

Is THHN/THWN-2 rated 105°C?

The standard THHN/THWN-2 building-wire rating is generally 90°C for the relevant dry or wet conditions. Some products may carry separate appliance-wiring ratings at other temperatures, which must be specifically marked. Buyers evaluating THHN 90 degree wire can work with GERITEL WIRE on document review, sample confirmation, project quantities and repeat-order consistency.

What does a 75°C oil rating mean?

Some dual- or multi-rated products specify a lower operating temperature when exposed to oil or coolant. The exact limitation comes from the product marking and listing, not from the THHN name alone. GERITEL WIRE can quote oil resistant THHN wire based on the actual project BOM rather than relying on a generic product name, helping reduce specification mismatches.

Does conductor resistance matter for ampacity?

Conductor resistance affects voltage drop and heat generation, while ampacity is determined through code rules and product ratings. Resistance values are also useful for quality-control checks. For international orders of THHN conductor resistance, GERITEL WIRE can coordinate technical confirmation, color and size selection, printing, packing and shipment documentation.

Can a smaller THHN conductor be used if the run is short?

Circuit length alone does not determine minimum size. The conductor must still meet ampacity, overcurrent protection, termination, voltage-drop and any minimum-size rules for the application. GERITEL WIRE can support THHN wire sizing distributors and contractors with product-data confirmation, OEM requirements, batch identification and export-ready packing.

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