Powering progress in renewables

G99 Relay Panels

Open green electrical control cabinet with wiring and electronic components inside. G99 Relay panels supplied by G59 Projects, Cheshire – High-performance electrical panels, switchgear solutions and services
A 5x4 grid of blue circles evenly spaced on a black background.
A green half-square grid pattern with black nodes at intersection points, set against a black background.
The image is blank with a faint grid pattern in the background.
A 6x6 grid of green squares with black dots in the center of each square, connected by black lines, on a black background.
Diagram showing a 4x4 grid with blue circles in each position, illustrating a 2D sparse matrix with non-zero elements at specific positions.

Built for reliability, engineered for compliance

G99 Panels - Tailored to Your System

We specialise in manufacturing custom G99 Panels that align with your exact installation requirements. Whether you’re connecting solar arrays, CHP units, or wind turbines, we design our panels to simplify connection and compliance, and enhance overall performance. By using high-quality components from the likes of ABB, Schneider and Wohner, each panel is engineered to last.

Why choose our products

  • Icon of a lightbulb with a human head silhouette inside, representing an idea or innovation.

    Bespoke Designs

    Panels built exactly to your project specs and DNO standards, avoiding delays and compliance issues.

  • Icon of a clock with a checkmark and three horizontal lines representing a timetable or schedule.

    Fast Turnaround

    Quick turnaround times to help you stay on schedule and meet tight deadlines.

  • Black background with white sunglasses graphic.

    Expert advice

    Specialist guidance to ensure optimal system performance and future-proof designs.

  • A black background with a white diamond-shaped emblem resembling a stylized diamond or gemstone.

    Quality Components

    Only trusted, top-quality parts used for reliable long-term performance.

  • Icon of a person with headphones and a microphone, suggesting a customer service or call center representative.

    Technical Support

    Access expert help whenever you need it – from design though to installation.

A white chess queen piece on a chessboard.
Expert switchgear suppliers with proven industry experience . Electrical control panel with various switches, circuit breakers, and wiring inside a metal enclosure.
A black chessboard with 16 blue circles arranged in a 4x4 grid pattern.

Why G59 Projects?

Expert Switchgear Suppliers With Proven Industry Experience

From small-scale installs to multi-megawatt projects, our engineers have designed G99 relay panels for every kind of generation site. We tailor each panel for easy installation and efficient commissioning. Our test-ready builds streamline the witness testing process and ensure swift SSEG grid connection. Want to know more?

Explore our G99 Testing services to see how we support you from build to grid approval

A white shopping cart with a green handle, seen from above, on a tiled surface.
Gradient background transitioning from blue to green
Icon of a document with a shield and checkmark, representing secure or verified information.

We’re Compliant

Our G99 Panels comply with the G59/1 regulations in N.Ireland and G10 regulations in Ireland

Solar PV Distribution Boards that save you time supplied by G59 Projects, Cheshire. Electrical control panel with relays, circuit breakers, and wiring.
Diagram of a silicon crystal lattice with blue circles representing atoms arranged in a repeating pattern.
A close-up of a green 6x6 grid of seedling trays, with each compartment filled with soil for planting.

Simplified Distribution Solutions

Solar PV Distribution Boards That Save You Time

Need isolators, MCBs, and generation meters housed in a single enclosure? We build distribution boards to reduce on-site labour and simplify installation. We also supply tailor-made string combiner boxes to match your system specs. Efficient, integrated, and fully prewired.

  • • Sheet Steel Enclosure (Wall or Floor Mounted)

    • Door Mounted Lockable Isolator

    • Contactor c/w Auxiliary Contacts

    • ABB G99 Relay

    • Fuse Protection

    • System Healthy Indicator Lamp

    • Type 2+3 Surge Protection

    • Emergency Stop Button

    • RCBO Test Engineer Test Socket

    • Panel Vent (Forced Ventilation on Larger Panels)

    • Laminated Schematic Wiring Diagram

  • • MID Approved Generation Meter c/w CT’s (door mounted if required)

    • BMS Meter’s

    • MCB or MCCB Outgoing Ways

    • Door Interlocked Lockable Switch Fuse or MCCB

    • Individual RCD Protection

    • GRP Enclosures

    • G100 Export Limitation Controls

    • IP Rated Cooling Fans & Thermostats

    • Internal Panel Light’s

    • Individual MCB Status Lights

Powering quality

G59’s distinguished and reputable Control Panels