METTECH » Products Page » Categories » Microscopes » Metallurgical » Upright » FT190 Power Supply Halogen Light Source: 120VAC, 50-60Hz operation, halogen lamp 21V 150W with variable light intensity regulation. AC cooling fan. (USA) Technical Information: Input Voltage: 120 V AC50/60Hz Output Voltage: 0-21 Volts Rated Power Output (max): 200 Watts Fuse Type: 2,5 […]