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Sunvic (Range) SZM1809 (SZM1803) Actuator with Blue Plug
£71.20
Ex VAT: £59.33
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Unfortunately it is obsolete.
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No. You will need to use the HPA2 with a wiring modification:
https://www.heatingcontrolsonline.co.uk/danfoss-randall-hpa2-actuator-p-159.html
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Yes you can. The only difference is the colour.
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To fit anything else will require a drain down and swap of the valve body.
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No the valve body is not included.
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Blue is normally for hot water and red for heating.
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Hi. Yes you can. You will need to switch off the electric first.
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This one is the one you need.
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The only difference is the colour of the plug. The SZM1801 is wired, it doesn't have the plug.
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