Sick Electronics Photoelectric Sensors, Bar Code Readers, and Safety Devices Neff Power is a stocking distributor for Sick Optic Electronic Photoelectric Sensors, Bar Code Scanners, Light Curtains and Safety Devices. Sick sensors can solve many applications by reliably detecting, counting, sorting and gaurding. Products include sensors for color contrast, luminescence, distance and more. Sick Inc. has been the pioneer in photoelectric sensing and industrial controls for over 50 years. We can help you with replacement, maintenance, training, installation, operation, engineering and technical support. Learn more about Sick products by visiting Sick's Product Spotlight page.