Red Copper Butt Terminal For Power Distribution Cabinet

Hot sale Red Copper butt terminal for power distribution cabinet from China. It features superior electrical conductivity. After cold crimping, it maintains ultra-low contact resistance and effectively reduces power heat loss. The smooth, burr-free inner wall perfectly fits various copper wires. Boasting high tensile strength and anti-loosening performance, it realizes low-loss and long-term reliable electrical connection.

What is Red Copper butt terminal for power distribution cabinet？

Zenko Factory’s Red Copper butt terminal for power distribution cabinet are professional-grade electrical connectors designed specifically for power distribution cabinets and industrial electrical systems. Made from high-purity T2 red copper, these terminals offer superior electrical conductivity, ultra-low contact resistance, and excellent anti-loosening performance after cold crimping. With optional tin plating for enhanced anti-oxidation, they comply with international electrical standards, delivering low-loss, long-term reliable electrical connections for power distribution and industrial applications.

Non-Insulated Butt connector （Sizes can be customized）
Material:Red Copper(C1100/C1220)
ITEN NO.	Dimension(mm)				Cable Size
	L	D	d1	t	mm2	A.W.G
BN1.25T	15	3.32	1.85	0.75	0.5-1.5	22-16
BN2T	15	4.02	2.5	0.75	1.5-2.5	16-14
BN3.5T	15	5	3	0.95	2.5-4	14-12
BN5.5T	15	5.45	3.55	0.95	4-6	.12-10
BN8T	21	7	4.6	1.2	10	8
BN14T	26	9	6	1.5	16	6
BN22T	29	11.3	7.8	1.75	25	4
BN38T	32	13.2	9.5	1.85	35	2
BN60T	36	15.3	11.4	1.95	50	1/0
BN70T	37	17.5	13.3	2.2	70	2/0
BN80T	38	19.5	14.5	2.5	95	3/0
BN100T	38	22.1	16.4	2.85	120	4/0
BN150T	54	26.4	19.5	3.45	150	250-300
BN180T	57	28.5	21	3.75	185	300-350

Key Features & Benefits

·  High-Conductivity Red Copper Material

Made from premium T2 red copper, this Red Copper butt terminal for power distribution cabinet features superior electrical conductivity, effectively reducing power heat loss under load. The smooth, burr-free inner wall fits various copper wires perfectly, preventing wire damage during insertion.

· Stable & Secure Crimped Connections

With high tensile strength and excellent anti-loosening performance, the terminals maintain ultra-low contact resistance after cold crimping, ensuring low-loss, long-term reliable electrical connections in power distribution cabinets and industrial environments.

·  Full-Size Customization & Optional Tin Plating

We offer a complete size range from 1.5mm² to 630mm² to meet different project requirements. Optional tin plating treatment enhances anti-oxidation and corrosion resistance, extending service life in harsh conditions.

·  ISO 9001 Certified Quality Control

Our factory is ISO 9001 certified, with full-process production, processing, inspection, and shipment control in accordance with international standards. All products support third-party sampling inspection, with material certificates and performance test reports available for every batch.

·  Factory Direct Supply for Global B2B Procurement

As a professional manufacturer and exporter, we provide stable bulk supply with sample testing available. Widely exported to global industrial and power markets, our terminals are an ideal choice for B2B procurement, with reliable lead times and dedicated customer support.

Technical Specifications

● Material:  High-Purity Red Copper

● Surface Treatment: Bare copper / Tin-plated (anti-oxidation) optional

● Crimp Type: Cold crimping (no welding required)

● Wire Range: 1.5mm² ~ 630mm² (custom sizes available)

● Contact Resistance: Ultra-low (meets international standards)

● Tensile Strength: High, anti-loosening after crimping

● Compliance: ISO 9001, international electrical standards

Applications

● Power distribution cabinets and switchgear

● Industrial control panels and automation equipment

● Low-voltage power distribution systems

● Power grid projects and electrical engineering

● Marine and industrial electrical systems

● Renewable energy power plants

Zenko is ISO 9001 certified, with full-process quality control from production to delivery. All products support third-party inspection, with batch material and test reports available. We hold export compliance certifications, ensuring reliable quality to meet global procurement standards.