Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon HT5 Lamp Tester by Switched on electrical supplies Sale $65.00 | / SKU HT5 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Model HT5 is a practical mobile device for quickly carrying out tests on the operation of lowpressure, sodium-vapor -pressure and highpressure internal gas lamps, by simply touching the lamp’s surface.
