The electronically controlled HEP Optimo Basic high efficiency wet rotor circulators with permanent magnet technology are designed for use in heating systems with variable or constant rate of flow.
High efficient domestic hot water circulator HEP Optimo Basic (N) (ErP-compliant), control modes (Fixed speed + automatic proportional pressure + automatic constant pressure), comfortable stepless adjustment via multi-knob, optional selectable night set, deblocking and venting screw, starting current limitation 2.5 A , 230 V 50/60 Hz, protection class IP 42, insul. class F, temperature class TF 110 (Fluid temperature +2 to + 110 °C), nominal pressure PN10 (Max. system pressure 10 bar), stainless steel pump housing (Material no. 1.4308), LED power indicator in the knob, pre-assembled cable 1m, individual packaging incl. instruction manual.
Armstrong have recently taken the extra step of achieving WRAS Approval for many of these pumps. See the details here. WRAS is an approval to show your product meets the required standards for use with mains water supply in the UK. It ensures that our products do not waste water, cause undue consumption or contamination of the water supply and ensures quality.