HI-981421-02 Groline 24 Hour Hydroponics Monitor for pH, EC/TDS and Temperature for in-line applications £486.00 (exc. VAT) View Product
New HI-510-0540 Single Channel Process Controller with digital probe inputs, 5 relays, 4 analogue outputs £1,228.50 (exc. VAT) View Product
New HI-520-0540 Dual Channel Process Controller, 5 relays, 4 analog outputs £1,275.00 (exc. VAT) View Product