Earthstake 1,7m with earth clamp (1)

Without a proper Earth System, your energiser will not perform. Always use galvanised earth stakes. Battery Energisers: Earth Stake length 1m c/w clamp. Mains Energisers: Earth Stake length 1,7m c/w clamp. To improve the earthing of Dry- cell battery units use the 0,5m stake (c/w 3m of wire)