The Basic Package - Compact, cost-effective, and ready to go.
Comet Electric Combi Boiler with 140L Cylinder
Comet Electric Combination Unit A powerful all-in-one heating and hot water solution — the Comet Combi delivers 24/7 comfort with zero emissions and maximum efficiency. 100% energy efficient — no waste, no flue, just clean electric heat Integrated 140L stainless steel cylinder — instant hot water, always ready Smart control panel — view flow/return temps, kW output, and system pressure at a glance Installer-friendly — built-in diagnostics, wireless thermostat, and weather compensation Flexible heating — adjustable from 40°C to 85°C for radiators or underfloor systems Energy-saving tech — weather compensation reduces cycling and can cut energy use by up to 15% Complete package — includes tundish, filling loop, control valve, and more for fast installation Perfect for modern homes seeking a compact, low-maintenance, and eco-conscious heating solution.
Comet PV Electric System Boiler
Comet Multi-Output Electric System Boiler with optional PV Effortless to install, ultra-efficient, and solar-ready — the Comet PV is the future of home heating. With outputs from 2kW to 24kW and on-site configurability, it adapts to any home. 100% energy efficient — every unit of electricity goes directly into heating App-controlled — manage heating, schedules, and energy use remotely Solar compatible — integrates seamlessly with PV systems to maximise self-generated energy Smart zoning — independently controls up to 3 heating circuits (e.g. underfloor, radiators, warm air) Weather compensation ready — adjusts performance for optimal comfort and savings Perfect for eco-conscious homes and installers seeking a hassle-free, future-proof solution. 3 models available that can operate as a standard system boiler, these multi-output boilers can be rated to allow flexibility at installation. Model 1 - Single Phase 2, 4, 6 or 8kW. Model 2 – Single Phase 7.2, 9.6, 12 or 14.4kW Model 3 – Three Phase 12, 16, 20 or 24kW Download the Solar PV brochure here to know more
Comet PV Mobile Trolley Boiler
Our Best Selling POWERHOUSE BOILER is now available as a Mobile Option Multiple outputs. Configurable on-site. With 3 models available: Model 1: 2, 4, 6, 8kW (230v) Model 2: 7.2, 9.6, 12, 14.4kW (240v) Model 3: 12, 16, 20, 24kW (400v)
Fusion Astro v2 Combination Boiler
Fusion Astro v2 Electric Combi Boiler Smart, powerful, and built for homes off the gas grid — the Fusion Astro v2 delivers instant hot water and efficient heating with zero emissions. 100% energy efficient — no flue, no waste, just clean electric heat Instant hot water — perfect for showers and sinks; 3-phase models fill baths with ease Smart controls — LCD display, built-in programmer, and compatibility with external smart thermostats Weather compensation — auto-adjusts output to reduce cycling and save up to 15% energy Flexible outputs — available in 12kW & 14.4kW (single phase) and 24kW & 30kW (three phase) Installer-friendly — advanced diagnostics, pre-matched cylinder packs, and compliance kit available Ideal for — wet radiators, underfloor heating, and properties with gas restrictions WRAS approved and designed for reliable, cost-effective performance — a smart alternative to oil, LPG, or storage heating.
Mercury Combi Boiler Premium Heating & Hot Water – Smart, Efficient, Powerful The Mercury is a high-performance electric combi boiler with advanced features like weather compensation and service diagnostics—perfect for off-grid homes. Key Features: Outputs: 12kW & 14.4kW (single phase), 19kW & 26kW (three phase) Hot water: 30°C–60°C | Heating: 20°C–85°C Ideal for radiators & underfloor heating Digital control panel with easy temperature adjustment Instant hot water for sinks & showers (19/26kW models suitable for baths) Optional cylinder integration for higher demand Weather compensation & advanced diagnostics Bare-wire elements resist limescale buildup A premium, intelligent solution for efficient heating and hot water—no gas required.
Our Best Selling Mercury is now available as a Mobile Option With 2 models available: Model 1: 14.4kW (240v) Model 2: 26kW (400v) The Mercury Electric Combi Boiler is the Premium Electric Boiler solution for Heating & Hot Water with the added benefit of Weather Compensation & Advanced Service Diagnostics. Key highlights of the Mercury Electric Combi Boiler: Versatile Applications Ideal for wet central heating systems Suitable for underfloor heating Perfect for properties with no gas supply or boiler restrictions (listed buildings, bedsits, etc.) Temperature Adjustment Hot water range: 30°C – 60°C Heating range: 20°C – 85°C Via easy-to-use digital control panel Domestic Hot Water Suitable for showers and sink outlets For bathtubs, 19/26kW models recommended Can integrate with cylinder via ‘S’ plan for higher demands Advanced Features Weather compensation for increased efficiency Bare-wire heating elements resist limescale Advanced service diagnostics The Mercury boiler brings premium quality, intelligent features like weather compensation, and powerful yet efficient heating and hot water delivery to off-grid properties.
NEW: The Comet Standard System Electric Boiler
The New Comet Standard System boiler is an updated version of our bestselling Comet PV boiler, and you can save up to £210 compared to the Comet PV. Available Outputs The Comet Standard System range offers flexible output selection to suit a variety of property sizes and heating requirements. Model 1: Single Phase 2kW | 4kW | 6kW | 8kW Model 2: Single Phase 7.2kW | 9.6kW | 12kW | 14.4kW Model 3: Three Phase 12kW | 16kW | 20kW | 24kW All models can be configured during installation for added flexibility.
SlimJim Electric Flow Boiler Compact, efficient, and installer-friendly — the SlimJim is designed for seamless integration into any home heating setup. Easy installation & maintenance — front-access panel and intuitive controls 100% energy efficient — no flue, no waste, just pure electric heat Built-in safety — dry-run sensor and high-current cut-out protect the system Flexible heating — adjustable from 30°C to 80°C for radiators or underfloor systems Installer-ready diagnostics — clear fault indicators for fast servicing Versatile options — available as a standalone unit or with heating/DHW packs Ideal for space-saving installations and reliable, low-maintenance performance.
The Ultimate Package – Everything You Need, Nothing You Don’t. Pre-Plumbed. Pre-Wired. Premium
