Genuine Motorola Green LED Indicator for Radio Display and Status Indication
The Motorola 4880246K04 is a reliable green LED (Light Emitting Diode) designed for professional repair and maintenance of Motorola radio equipment. This genuine OEM component provides clear visual indication for power status, channel selection, transmission status, and other radio functions. The axial through-hole package with formed leads facilitates easy installation in front panel displays and indicator circuits.
Key Features
- Genuine Motorola factory replacement part - ensures proper color matching and brightness
- Green LED for clear visual indication in various lighting conditions
- Axial through-hole package with formed leads for panel mounting
- Standard 3mm or 5mm diameter LED for common indicator applications
- Long service life with typical operational lifetime of 50,000+ hours
- Low power consumption for efficient operation
- Clear lens for bright, visible indication
- Pre-formed leads simplify installation and panel mounting
Compatible Models
- Various Motorola commercial and professional two-way radio models
- Used in front panel indicators, channel displays, status lights, and power indicators
- Consult your radio's service manual or parts diagram for exact LED location
What's Included
- One (1) Motorola green LED indicator with formed leads
Application and Installation
Professional Installation Recommended: While LED replacement is relatively straightforward, proper installation requires attention to polarity, lead length, and current-limiting considerations. Installation should be performed by qualified electronics technicians or certified Motorola service centers familiar with radio front panel disassembly and LED replacement procedures.
LEDs are commonly used throughout radio equipment for various indication purposes including power-on indicator, transmit (PTT) status light, busy/squelch indicator, channel selection display, scan function indicator, and battery status warning. The green color is often used for power-on status, channel indication, or normal operating conditions, distinct from red (warning/transmit) or amber (standby) indicators.
Critical Polarity Information: LEDs are polarized components and must be installed with correct orientation. The longer lead (anode) connects to the positive voltage through a current-limiting resistor, while the shorter lead (cathode) connects to ground or the more negative potential. Installing an LED with reversed polarity will prevent illumination and may damage the component if reverse voltage exceeds ratings.
Installation Guidelines: Before installation, verify LED polarity by identifying the longer positive lead (anode) and shorter negative lead (cathode). Some LEDs also have a flat spot on the body near the cathode lead. Insert the LED through the front panel mounting hole, ensuring proper orientation. The formed leads should align with the PCB holes or solder points. Solder quickly to avoid overheating the LED, which can damage the semiconductor junction or plastic lens.
Maintain appropriate lead length to position the LED at the correct height relative to the front panel. The lens should be flush with or slightly recessed behind any panel opening or light pipe. Trim excess lead length after soldering. Verify the current-limiting resistor is present and properly sized to prevent LED overcurrent, which can cause premature failure or excessive brightness.
When to Replace
LEDs typically have very long operational lifetimes but can fail due to overcurrent, overvoltage transients, mechanical damage, thermal stress, or age-related degradation. Symptoms of LED failure include no illumination, dim output, flickering, or discoloration of the lens. Replace LEDs that fail to illuminate, show significantly reduced brightness compared to other indicators, or exhibit visible physical damage to the lens or leads.
Technical Specifications
- Type: Light Emitting Diode (LED)
- Color: Green
- Package: Axial through-hole with formed leads
- Lens: Clear diffused for wide viewing angle
- Application: Panel indicators, status displays, function indicators
- Polarity: Anode (+) longer lead, Cathode (-) shorter lead
- Typical Lifetime: 50,000+ hours of operation
Part Numbers
- Motorola Part Number: 4880246K04
- Component Designation: Green LED Indicator, Axial
- Color: Green (GRN)
- Package Type: Through-hole axial with formed leads
- Part Code: 46K04
