Masterplug Transformer 3000K – 3.3kVA Portable Power Tool Transformer
The Masterplug Transformer 3000K is a rugged, high-performance power tool transformer designed for demanding industrial and construction environments. With a 3.3kVA rating, this unit converts 230V input to a safer 110V centre tap earthed output, making it ideal for use with heavy-duty tools and equipment. Built within a durable GRP (Glass Reinforced Plastic) enclosure and equipped with integrated safety features, this transformer offers reliable power distribution, portability, and protection on worksites.
Boxed Weight
- Weight: 19 kg
Key Features
- 3.3kVA Rated Output – Delivers high power output suitable for most industrial power tools and equipment.
- Heavy-Duty GRP Enclosure – Tough, impact-resistant casing with integrated handle ensures maximum durability and ease of transport.
- 230V to 110V Centre Tap Earthed – Safer voltage level for site tools, reducing electrical hazard risks.
- Isolation Transformer – Ensures electrical separation from the mains for added user protection.
- 2 x 16A 110V 3-Pin Sockets (IP44 Rated) – BS60309 compliant, suitable for outdoor use in wet and dusty conditions.
- 2m HO7RN-F Mains Lead (1.5mm², 3-Core) – Robust cable terminated with a 13A 230V fused 3-pin plug for flexible site positioning.
- Thermal Overload Protection – 10A manual reset trip guard prevents overheating and electrical faults.
- Ergonomic Carry Handle – Moulded for secure grip and easy movement around worksites.
- IP44 Rated Sockets – Splash-proof and dust-resistant, perfect for harsh outdoor conditions.
Frequently Asked Questions (FAQ)
Q: What types of tools can I run with this transformer?
A: It is suitable for most 110V site power tools such as drills, grinders, saws, and other construction-grade equipment within the 3.3kVA limit.
Q: Is it safe to use in wet environments?
A: Yes, the sockets are IP44 rated, meaning they are protected against water splashes and dust ingress. However, ensure the transformer is placed on a stable and dry surface.
Q: Can I use this transformer indoors?
A: While it’s designed for outdoor and site use, it can also be used indoors if ventilation and heat dispersion are properly managed.
Q: How many tools can I plug in at once?
A: It features 2 x 16A sockets, so you can power two compatible tools simultaneously, provided the total load doesn’t exceed the 3.3kVA capacity.
Q: What happens if I overload the transformer?
A: The built-in 10A thermal overload manual reset trip will activate, cutting off power to prevent overheating or equipment damage.
Warranty Information
Please refer to the packaging or visit the manufacturer’s official website for warranty terms and service support.
Engineered for strength, safety, and reliability, the Masterplug Transformer 3000K is a powerful partner for any professional or heavy-duty worksite application.



