Trusted Current

• Overview
• Product Description

Overview

Basic Info.

Model NO.	K-type fuse
Usage	High Voltage
Shape	Insert
Fusing Speed	F
Fusing Device	Discoloration
Standard	IEC
Certificate	CE ISO
Shipping	by Sea/Air
Model	K
Application	Outdoor High Voltage
OEM	Available
Material	Tin Plated Copper
Transport Package	Cardboard Boxes
Specification	585mm, 787mm
Trademark	SR
Origin	China
HS Code	8536100000
Production Capacity	1000000 PCS/Year

Packaging & Delivery

Package Size6.00cm * 4.00cm * 2.00cm Package Gross Weight0.050kg

Product Description

Product DescriptionModel: RW10/RW11/RW12 (10-40.5KV, 1A-50A) is a high-voltage protective fuse link designed for both indoor and outdoor AC 50Hz power systems, safeguarding transformers, distribution lines, and equipment like ring main units from overloads and short circuits. It features a melting rate of 6-8 for fast, reliable interruption, and its belt-and-buckle design enables quick and convenient replacement. It must be used in conjunction with drop-out cutout fuses such as RW6-66KV and RW5-35KV models. This product has passed rigorous high-voltage apparatus type tests, complying with relevant industry standards, and delivers reliable protection for medium and low-voltage power networks.Company Description1.Core Protection: High-voltage protective fuse link safeguarding transformers, distribution lines, and ring main units from overloads and short circuits via a melting rate of 6-8 for fast, reliable interruption.2.Key Features: Operates with drop-out cutout fuses such as RW6-66KV and RW5-35KV models, featuring a belt-and-buckle design for quick replacement, and complying with industry standards. As a product promoted by the Ministry of Energy, it boasts high breaking sensitivity and stable performance.3.Application Adaptability: Optimized for indoor and outdoor AC 50Hz power systems, widely used in 10KV and below power networks for transformer and line protection.4.System Compatibility: Designed for use with RW10/RW11/RW12 series cutout fuses, delivering reliable protection for medium and low-voltage power equipment.

Protection against overcurrents, short circuits, and equipment damageOur RW10/RW11/RW12 (10-40.5KV) Type K Screw High Voltage Fuse Links are specialized high-voltage protective components designed for the protection of transformers, distribution lines, and power equipment. The melting rate of 6-8 ensures our products provide safeguarding against faults, delivering fast-responsive interruption to prevent equipment damage—with reliable suitability for indoor and outdoor AC 50Hz power systems.
RW10/RW11/RW12 Type K Screw High Voltage Fuse Link | Product HighlightsCore Protection
Overcurrent & Short-Circuit Protection:Shields transformers, distribution lines, and power equipment from overloads and short circuits, preventing damage via a melting rate of 6-8 for fast-responsive interruption.
Application Flexibility
System Compatibility: Works with drop-out cutout fuses (e.g., RW6-66KV, RW5-35KV) to deliver full-range protection for indoor and outdoor AC 50Hz power systems.
Scene Adaptability: A top choice for protection of transformers and distribution lines in 10KV and below power networks (as a Ministry of Energy promoted product).
Construction & DurabilityScrew-Type Design:: Features stable structure and reliable performance, suitable for harsh environment scenarios.
Standard Compliance: Passed high-voltage apparatus type tests, complying with relevant industry standards for consistent, reliable operation.

Rated current	Size (mm)					Pcs/Box
	A	B	C	D	F
1 to 25	12.5-0.2 19.0-0.2	19.0-0.2 No	Note	2.0	8.0	500
30 to 40				3.0	8.0
50 to 75				4.0	10.0	250
100 to 120				5.0	10.0	250
140 to 200				7.0	12.0	250

Trustworthy PartnershipCustomization That FitsSeamless CompatibilityThe customer highly commended our sense of responsibility, noting that in an industry where many vendors disengage after payment, our commitment to long-term accountability stands out. This reliability has built strong trust and confidence in our future collaboration.The customer expressed full satisfaction with the fuses, emphasizing that the custom logo and packaging perfectly matched their requirements. This demonstrates our precision in delivering tailored solutions and has secured the customer's commitment to ongoing cooperation.The customer praised our secure packaging and reported that our fuses seamlessly replaced their old brand without any equipment adjustments. The products have run flawlessly since installation, leading the customer to immediately place a follow-up order for 500 units—a testament to our product's compatibility and quality.

Streamlined & Impactful Version
"With extensive export experience, we optimize container loading to maximize your value and ensure smooth logistics. As a fully integrated factory, we produce core components in-house using only 100% virgin materials—sourced directly from official state units—guaranteeing superior quality and safety without any recycled materials."

Get Project Support EasilyAt SR FUSE, we make complexity simple! Follow these 3 steps to get started now!1.Tell Us What You Need: Describe your needs as specifically as possible. Please provide drawings, reference pictures, and share your ideas. 2.Receive Solutions and Quotation: We will create the best solution based on your requirements and drawings and receive specific quotation within 24 hours. 3.Approval for Mass Production: We will begin production once we receive your approval and deposit, and we will arrange the shipment thereafter.

1-Year Warranty7/24 Professional Team SupportOur XRNT high-voltage fuse offers fast current-limiting protection and reliable arc extinction, with a rated voltage range of 3.6kV–40.5kV. It complies with GB/T 15166.4 standards, fits XRNT holders, and comes with a 1-year warranty. Custom solutions available.Our XRNT high-voltage fuse delivers fast current-limiting protection and reliable arc extinction, with a rated voltage of 3.6kV–40.5kV and compliance with GB/T 15166.4 standards. Our 7/24 technical team is on standby to provide immediate after-sales support and solutions for your high-voltage equipment needs.

FAQQ:What certification do you have?
A:ISO9001, CE Approved, CNAS L0223, CNAS L0107, CNAS L0116 , SGS CertifiedQ:Have you ever participated in any exhibitions, and what are your future plans?
A:We have participated in domestic exhibitions including the Canton Fair, and we plan to expand into international exhibitions, with participation in an Australian trade show scheduled for 2026. Q:How about your after-sales service?
A:Our services are continuously. After an order is completed, we pay even closer attention to our customers. At every stage, our sales team will keep you updated on logistics information. If you have any questions after receiving the goods, including installation guidance, we will assist you promptly.Q:We only need some products inner parts/components, could you sell that?
A:Yes, we canQ:Our products and packaging can be printed customer's brand?
A:Yes, just need customer's certification of distributionQ:How long is our delivery time?
A:It usually takes 30 days, but the exact timeframe depends on the product and order quantity. We will need to discuss with the manufacturing department.Q:Compared to peers, what are our advantages?
A:We are a manufacturer, with high quality products, we have 6 production line, our price is more competitive, we can quickly according to the requirements of the customers to make samples and improvementsQ:What 's the major products of your company?
A:High-voltage fuse, low-voltage fuse, medium-voltage fuse, drop-out fuse, lightning arrester & insulatorQ:Are you factory?Where is your factory?
A:Yes.Our company address is No. 218, Wei 15th Road, Yueqing Economic Development Zone, Yueqing, Wenzhou, Zhejiang ,China.Q:How do you ensure that the product quality meets the standards?
A: Each product export will go through Visual & Dimensional Inspection, Temperature Rise Test, Mechanical Operation Test, Sealing Test, Vibration Test, Shock Test and striker Test. Q:What kind of support will you offer?
A: The sales engineers you engage with are experienced and certified in English proficiency. We have several English-speaking team members and foreign colleagues, along with a dedicated group of over 50 experienced engineers who ensure smooth communication and provide viable design solutions.