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Hot Runner Temperature Controllers
Consistent temperature control is essential for stable moulding processes and high-quality parts. Günther’s Bluemaster range of temperature controllers delivers precise, intuitive, and energy-efficient regulation across all hot runner applications — from compact systems to large, multi-zone tools.
Developed to complement our hot runner technology, the Bluemaster series combines advanced control algorithms with robust industrial design and user-friendly operation. Whether you need a small, portable controller for trials or a networked multi-zone system for production, there’s a Bluemaster to fit your requirements.
Bluemaster
Bluemaster Compact
Designed for mobility and convenience, the Bluemaster Compact offers high-performance control in a space-saving format. Ideal for smaller moulds, technical parts, and test environments, it provides fast setup, intuitive touchscreen operation, and precise temperature stability which can even be operated via an app on your mobile phone!
Bluemaster Pro
The Bluemaster Pro is the benchmark for demanding production environments. With advanced diagnostic functions, smart communication interfaces, and support for complex multi-zone systems, it ensures maximum process reliability and energy efficiency. Its intuitive interface and modular design make it easy to integrate into automated moulding cells or central control systems.
Bluemaster Eco
The Bluemaster Eco provides cost-effective performance without compromise. Designed for standard applications, it offers reliable temperature control, straightforward operation, and the proven quality associated with Günther products — all at an attractive price point.
Key features across the range:
- High-precision PID control for stable mould temperatures
- Fast heat-up and energy-efficient operation
- Clear, intuitive user interfaces
- Modular, service-friendly construction
- Communication options for integration with machine controls
- Designed and built in Germany for long-term reliability
With the Bluemaster Compact, Pro, and Eco, Günther offers a complete portfolio of temperature controllers to match every application — from development to full-scale production — ensuring consistent performance and process stability for your hot runner systems.
What our clients say
We’ve used Gunther Hot Runner Systems, OptiMach special machining, and Knarr collapsible cores via Gunther UK for a number of years. The quality is always exceptional and the service is responsive and reliable.
New Tooling Manager
Major UK OEM
Gunther’s demonstrated technical knowledge allow us to confidently provide working, robust moulds that produce consistent parts. Delivering a quality product and incredible support are more important today than ever before, Gunther never fails to deliver this, which in turn helps us to provide the same service to our customers. I can’t recommend them enough.
UK Toolmaker/moulder
We’ve been working with Gunther UK since 1988, and they’ve never let us down. The combination of personal service, trustworthy advice, and consistently high-quality hot runner systems and mould components has cemented our relationship over three decades. They feel less like a supplier and more like a partner we can rely on.
Gary Statham
Neptune Injection
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