Amazon.com: 4-20mA Adjustable Signal Generator ,AITRIP DC 0-10V 0 4-20mA Current Voltage Analog Simulator for Value Adjusting PLC Panel LED Testing : Industrial & Scientific
Amazon.com: RuoFeng LED Indicator Light AD16-22DS AC 110V 20mA Green 10Pcs : Industrial & Scientific
Amazon.com: Chanzon 100 pcs 2x3x4 Red Diffused LED Diode Lights 234 (Colored Red Lens Square DC 2V 20mA) Lighting Bulb Lamps Electronics Components Indicator Light Emitting Diodes : Industrial & Scientific
Amazon.com: Chanzon 60 pcs(6 colors x 10 pcs) 3mm LED Diode Lights Assortment Kit Pack (Diffused Round Lens DC 3V 20mA) Lighting Bulb Lamp Assorted Variety Color Electronics Components Light Emitting Diodes
Chanzon (5 Colors x 20 pcs = 100 pcs) 0603 SMD LED Diode Lights Assorted Kit (Mini Chip 1.6mm x 0.8mm for PCB DC 20mA) Super Bright Lighting Bulb Lamps Electronics Components
Shopcorp 20mA 16mm Energy Saving, Industrial LED Indicator Lights – 2 Green, 2 Yellow and 2 Red Bulbs for Industrial Equipment and Mount Panels in Operating Rooms and Distribution Boxes, 110/120V: Amazon.com:
Amazon.com: Baomain LED Indicator Pilot Light AD16-22D AC 110V 20mA Energy Saving Green Pack of 2 : Industrial & Scientific
Amazon.com: Chanzon (5 Colors x 20 pcs = 100 pcs) 1206 SMD LED Diode Lights Assorted Kit (Mini Chip 3.2mm x 1.6mm for PCB DC 20mA) Super Bright Lighting Bulb Lamps Electronics
Amazon.com: Chiloskit 3mm Diffused LED Diode Assortment Kit - Pack of Assorted Color LEDs and Resistors (500 pcs) - Red, Green, Yellow, Blue and White Light Emiting Diode Indicator Lights (3mm (500pcs)) :
Amazon.com: Chanzon 50 pcs 10mm White LED Diode Lights (Clear Round Transparent DC 3V 20mA) Bright Lighting Bulb Lamps Electronics Components Indicator Light Emitting Diodes : Industrial & Scientific