The Strata transformer is designed for use with only Heirloom 12V towel warmers. 

One transformer will power up to:

3 x Extended Strata rails or 

4  x Standard/slimline rails or 

2 x Cubist rails or

3 x Pole warmers or

7 x Petite warmers or

1 x LV ladder warmer or

Refer to the installation instructions for Strata Towel Warmers 

IMPORTANT INSTALLATION NOTE:  Strata transformers are electronic and cannot be tested with a conventional multimeter. To test a transformer, use a 12V lamp of at least 20W, ideally a 12V halogen lamp.