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Forum: Solar Heating

03-13-22, 11:22 PM

Replies: 8

Solar hot water pump controller

Views: 3,039

Posted By Solar Mike

The simplest method here is to have a small 20w...

The simplest method here is to have a small 20w PV panel direct driving a small magnetic drive DC inline circulation pump; soon as the sun is strong enough to drive the pump then there is enough...

Forum: Solar Heating

09-27-21, 05:14 AM

Replies: 8

Solar hot water pump controller

Views: 3,039

Posted By Solar Mike

Have built a few of these controllers over the...

Have built a few of these controllers over the years, you need a min. of 2 sensors for differential control, plus a setting for the min. pump on differential, usually about 3-4 degrees Celsius, as...

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