Quality assurance built into every Jointmaster cable accessory
At Jointmaster, quality assurance is not a final check - it starts with the way each cable accessory is designed, made, and tested in Alberton. With a factory team of more than 50 staff and a long track record in transmission, distribution, generation, and industry, the company keeps quality control close to the source.Jointmaster has spent more than 33 years refining quality assurance around one goal: cable accessories that perform reliably in real network conditions. From its Alberton factory in Greater Johannesburg, the company supplies high-tech products for transmission, distribution, generation, municipal, wholesale, and industrial applications. Its quality management system is aligned to ISO 9001, with a focus on meeting market, customer, legislative, and agreed requirements in a timely and cost-effective way. The same discipline carries through to testing and training, where qualified artisans learn practical installation methods for overhead and underground distribution networks.
What you get
• ISO 9001 Quality Control — Every stage is managed under a quality system designed to keep cable accessories consistent, compliant, and ready for demanding network use.
• Factory-Based Accountability — With manufacturing and quality management in Alberton, issues can be traced, checked, and corrected without losing time to distant suppliers.
• Testing That Proves Performance — Jointmaster combines product knowledge with testing to confirm that accessories are suitable for the conditions they are expected to face.
• Training That Improves Installation — Qualified artisans receive practical instruction on cable and medium voltage theory plus installation methods for overhead and underground networks.
• Factory-Based Accountability — With manufacturing and quality management in Alberton, issues can be traced, checked, and corrected without losing time to distant suppliers.
• Testing That Proves Performance — Jointmaster combines product knowledge with testing to confirm that accessories are suitable for the conditions they are expected to face.
• Training That Improves Installation — Qualified artisans receive practical instruction on cable and medium voltage theory plus installation methods for overhead and underground networks.
How it works
1. Jointmaster reviews the product requirement, application, and network environment so the quality approach matches the cable accessory's real-world duty.
2. Materials and components are controlled through the Alberton factory, where production is monitored to keep specifications, consistency, and workmanship on track.
3. Finished products are checked through testing and quality management procedures that confirm reliability before they are supplied to customers.
2. Materials and components are controlled through the Alberton factory, where production is monitored to keep specifications, consistency, and workmanship on track.
3. Finished products are checked through testing and quality management procedures that confirm reliability before they are supplied to customers.
Frequently asked questions
Q: What does quality assurance mean at Jointmaster?A: It means every cable accessory is managed through a quality system aligned to ISO 9001 and focused on meeting customer, legislative, and agreed requirements. The process is built to support reliability, consistency, and continuous improvement.
Q: Which industries use Jointmaster's quality assurance process?
A: Jointmaster supplies transmission, distribution, generation, municipal, wholesale, and industrial customers. The quality approach is designed for cable accessories that must perform across demanding electrical network environments.
Q: Does Jointmaster only supply products, or does it also test them?
A: Jointmaster also offers testing as part of its technical capability. That helps customers verify product suitability and confidence before installation or rollout.