Class Sets Relevance Price: Low - High Price: High - Low Alphabetically: A - Z Alphabetically: Z - A IPC IRWIN Powerbase V8 Class pack of 15 £3,279.49 Powerlock Gratnells Tray Pack of 4 £559.04 Powerswitch Gratnells Pack of 4 £486.39 Westminster Gratnells Tray Pack of 4 £480.85 Battery Replacement PSU Class set of 15 £1,701.32 Charles Law SmartCase Pack £258.76 IPC Capacitance Substitution Box Class set of 15 £641.37 LoVolt Power Supply Class set of 15 £2,154.50 Multitap Transformer Class set of 15 £2,103.30 Resistance Substitution Box Class set of 15 £641.37 Search Coil Class set of 15 £952.02 Spider Power Supply Class set of 15 £1,411.43 Student Power Supply Class set of 15 £2,241.68