Vintage Heliogen Porcelain Aerial Knife Switch Double Pole Double Throw DPDT 9 cm x 5 cm

This amazing looking piece of electrical history is an unused 1930s Vintage Heliogen Porcelain Aerial Knife Switch Double Pole Double Throw DPDT 9 cm x 5 cm. It comes in its original box, (actually marked SPDT), which is distressed with tears and creasing.

The knife switch is marked:

10A/250V

Heliogen

Made in Germany.

There are a few scuffs and surface blemishes but it's in very good condition for its age.

Approximate Size

• Base Length: 9.2cm 
• Height with switch horizontal: 3.5 cm
• Base Width: 5 cm

A lovely item for collectors of electrical devices or steampunk!

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