12PSB series of diesel fuel injection test benches are designed for customers' demand. This series of test benches adopt high quality frequency conversing device, and they have characteristics with hi-reliability, ultra-low-noise, high output torque, perfect auto-protecting function and so on.They are kinds of products with superior quality and competitive price in our business. This series products include 12PSB-I 12PSB220V-I 12PSB-II 12PSB220V-II 12PSB-III 12PSB220V-III 12PSB-IV 12PSB220V-IV.