The SPM range of Transformer fan speed controllers manufactured by F. This range of fan speed controllers can be used with any Fan / Motor which is single phase – 240 volts and speed controllable using either 2 or 3 wire control (+earth).
SPM5020 suitable for a maximum full load of 2.0 amps
SPM5035 suitable for a maximum full load of 3.5 amps
SPM5060 suitable for a maximum full load of 6.0 amps
SPM5075 suitable for a maximum full load of 7.5 amps
SPM5090 suitable for a maximum full load of 9.0 amps
SPM5140 suitable for a maximum full load of 14.0 amps
The SPM range of fan speed controllers can be used with any manufacturers fans / motors which are single phase and suitable for speed control via 2 wires (+earth) including
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Flakt Woods
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Ziehl Abegg
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Elta
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Helios
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Solar and Palau
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Nuaire
Not sure if your fan is suitable? just ask and we can check for you