Built for demanding aquatic environments — Elecro’s heaters, heat‑exchangers and digital controllers are engineered with marine‑grade materials such as titanium, and designed for continuous operation in salt‑water, recirculating aquaculture systems, ponds and marine life‑support setups.

Precision & control at your fingertips — With digital controllers such as the PoolSmart Plus you gain full control of system temperature, diagnostics and safety features.

Proven to perform — Elecro products are stocked and supported via Biosystems, giving you access to dedicated technical support, warranty cover and supply security.

Fit‑for‑trade or serious hobbyists — Whether you are installing a 1 m³ marine tank system or a large commercial recirculating system, Elecro has scale and flexibility.

Titanium & Nano‑Titanium Heaters
Elecro Titanium Heaters (single‑phase and three‑phase) and Nano‑Titanium Heaters deliver exceptional corrosion resistance in salt and brackish water. Ideal for marine aquaria, live‑rock systems, coral propagation systems and commercial hatcheries. (see items priced from ~£680 and from ~£954)

Heat Exchangers
Efficient thermal exchange units to manage temperature in large volumes of water or for systems requiring separate heating/cooling loops. Starting from ~£388.05 in current listing.

Digital Controllers (PoolSmart Plus, etc.)
Advanced control units that offer monitoring, safety cut‑out and integration with other system components. Example: “Elecro PoolSmart Plus Digital Controller” listed at ~£396.13.