Seaward PR11-50 / PH3 High Voltage Phasing Sticks with Proving Unit
High Voltage Phasing Sticks for Safe Phase Comparison
The Seaward PR11-50 PH3 HV Phasing Sticks are designed for high-voltage electrical engineers, utility technicians and power distribution engineers who need a safe and reliable method of comparing phases when paralleling electrical circuits. Suitable for use on earthed neutral systems from 3.3kV to 11kV, these phasing sticks allow phase comparison without the need for voltage transformers or secondary wiring circuits, simplifying high-voltage testing and switching operations.
Designed for High Voltage Switching and Commissioning
Featuring slim 3mm probe tips, the PR11-50 provides easy access to confined connection points on switchgear and distribution equipment. The integrated neon indicator is protected within a shock-resistant sleeve for durability in demanding environments, while PVC hand guards enhance operator safety during testing. Supplied with the Seaward PH3 High Voltage Proving Unit, the kit allows engineers to verify correct operation of voltage indicators before and after use, supporting safe working procedures.
Why choose the Seaward PR11-50 PH3?
The PR11-50 provides a dependable solution for high-voltage phase comparison on distribution networks and industrial power systems. Designed to comply with UK Electricity Council Engineering Recommendation G9, it combines safe operation, durable construction and accurate phase indication in a complete kit ready for field use.
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Why choose Instrotech for your electrical test equipment?
With over 40 years’ experience supporting UK electricians, technicians and engineers, Instrotech is your trusted partner for quality tools and expert service. When you purchase from us, you benefit from:
Free UK shipping on orders over £99
Access to our knowledgeable technical support team
Available calibration services to maintain safety compliance
A 90-day money-back guarantee for complete peace of mind
We’re committed to helping you work safely and efficiently with industry-leading products and ongoing support.