View Catalogue / Print PRUFBALL SPB-UB FOR SUBWAYS   Product Description The two-pole voltage tester, Prufball SPB-UB facilitates voltage testing on third rail at the side. The bended extension increases safety while testing. The magnet of the SPB-UB can be attached on one side to the rail. Protected by one-piece safety casing that is made out of high quality solid rubber that provides extreme impact resistance, dustproof and waterproof properties.  Product Benefits ** One-piece safety casing made of solid rubber, extremely impact resistant, dust- and waterproof. ** Highest safety against surge voltage CAT IV, 1000 V. ** Direct voltage indication by red LED and backlighted LCD. ** Integrated self-test by green LED and LCD. ** Extension and magnet for easy testing at third rails. Product Specification Type Item Code Self-test with green LED Single pole voltage warning Add. Load, to determine interface volt LCD Value Angled ext. Magnet for rail SPB 1000L-UB 50-1000V DSSB-RSE-VT-81391 Yes Yes Yes Yes     SET SPB-UB 50-1000V DSSB-RSE-VT-81390 Yes Yes Yes Yes Yes Yes Product Images       read more