Indicator Light
What is an indicator light?
An indicator light is a small light or LED on a device, machine, or control panel that provides visual feedback about the status or functioning of that equipment. It signals important information, such as power on/off, errors, warnings, or specific operational states (e.g., low battery, overheat, or system readiness). Indicator lights are commonly used in household appliances, vehicles, electronics, and industrial equipment to help users understand or troubleshoot their operation at a glance.
For example, in a car, indicator lights on the dashboard show whether the engine needs attention, a door is open, or the fuel is low.
Looking for an efficient and reliable indicator light that guarantees high visibility and precise signaling? Our LED Indicator Light is designed to provide brilliant illumination in a compact design.
Whether you're using it for industrial control panels, automotive dashboards, or kitchen appliances, this light ensures clear, unmistakable visual feedback. With energy-efficient LED technology, you can count on this indicator light for over 50,000 hours of operation—making it a cost-effective solution for long-term use.
How to Choose the Right Indicator Light: A Quick Guide for Buyers
Selecting the perfect indicator light for your equipment involves more than just picking a color. Whether you are purchasing for a large-scale company or a personal project, consider these 5 key factors to ensure safety and durability:
1. Mounting Hole Size
The installation diameter is the first technical constraint. Standard sizes range from micro to industrial scales:
- 6mm to 10mm: Ideal for compact devices and medical instruments.
- 12mm to 22mm: The industry standard for control panels and machinery.
- Tip: Always measure your panel's thickness to ensure the mounting nut has enough thread to grip.
| Metric Size | Decimal Inch | US Drill Bit | Common Context |
|---|---|---|---|
| 6mm indicator light | 0.236" | B | Precision Electronics |
| 8mm indicator light | 0.315" | O | Home Appliances |
| 10mm indicator light | 0.394" | W | Automotive Dashboards |
| 12mm indicator light | 0.472" | 12mm | Compact Pilot Lights |
| 14mm indicator light | 0.551" | 9/16" | Heavy Equipment |
| 16mm indicator light | 0.630" | 5/8" | Industrial Panels |
| 19mm indicator light | 0.748" | 3/4" | Vandal-Resistant |
| 22mm indicator light | 0.866" | 7/8" | Global Standard Panels |
2. Operating Voltage
Matching the voltage is critical to prevent burnout or dim lighting.
- DC (Direct Current): For battery-operated systems (e.g., 12V, 24V).
- AC (Alternating Current): For industrial and home appliances (e.g., 110V, 220V).
Voltage Compatibility & Safety Notes:
- 12V-24V Range: Models are universal due to integrated resistors. Warning: Exceeding 24V will damage the LED.
- 110V-220V Range: Models are cross-compatible. A 220V indicator works at lower voltages, but brightness will decrease proportionally. Full brightness is achieved at 220V.
3. Housing Material
- Metal(Stainless/Chrome): Best for heavy-duty, anti-vandal, or high-temp environments.
- Plastic(Polycarbonate/Nylon): Cost-effective and lightweight; ideal for indoor consumer goods.
4. Protection Rating
- Indoor/Dry: IP40 is sufficient.
- Outdoor/Washdown: Look for IP65 or IP67 ratings. These are waterproof/dustproof and include a silicone O-ring to prevent leaks.
5. Visual Signal Type
Lens Shape:
- Flat Head: Sleek and flush with the panel. It prevents accidental impact and offers a modern look.
- Concave Head: Recessed lens that focuses light. Ideal for precision status centering in dark environments.
- High Head: Protrudes from the panel to provide the widest viewing angle (180°). Best for long-distance alerts.
- 🔴 Red: Danger / Emergency Stop / Fault
- 🟢 Green: Normal Operation / Ready / Safe
- 🟡 Yellow: Warning / Standby / Pre-heating
- 🔵 Blue: Mandatory Action / Manual Mode / Reset
- ⚪ White: Power On / System Live / General Monitoring
Multi-Color & Customization Options by FILN:
- Bi-color (Two-in-One): Common combinations like R/G (Red/Green), Y/B (Yellow/Blue), or R/W (Red/White).
- Tri-color (RGB): Full color range (Red/Green/Blue) available in both Common Anode and Common Cathode.
💡 Custom Solutions: At FILN, we go beyond standard specs. We provide 100% customized light colors and indicator light appearances (including custom symbols, housing shapes, and wire lengths) to perfectly match your unique equipment requirements.
-
Indicator Light Red Metal 14mm Light 3V-250V IP65 Waterproof LED for Marine & Medical FILNVendor: 14MM Metal Indicator LightProduct Overview The FILN FL1M-14CW-1 is a professional 14mm indicator light red designed for high-performance signaling. This metal concave head indicator features pre-installed 15cm wire leads for convenient installation in diverse environments. Certified by ISO9001, CE, VDE, RoHS, SGS, and UL, it meets...
- $2.68
- $2.68
- Unit price
- per
-
Indicator Light Blue 16mm Metal Flat Head Screw Terminal 2PIN FILNVendor: 16MM Metal Indicator LightProduct Overview The indicator light blue 16mm model (FL1M-16FA-1) by FILN is a high-performance industrial signaling solution designed for demanding environments. Featuring a metal flat head and robust 2-pin screw terminals, this IP67 waterproof LED lamp ensures industrial-grade reliability and easy installation. Certified by...
- $3.39
- $3.39
- Unit price
- per
-
Dashboard Symbol Indicator Light 12-24V8mm 12mm IP67 Marine FILNVendor: Symbol Metal Indicator LightThe FILN dashboard indicator lights (Models: FL1M-08FW-5 and FL1M-12FW-5) represent a breakthrough in versatile signaling for the automotive and marine industries. These 8mm and 12mm symbol indicator lights feature a robust metal flat-head design available in silver or black finishes. Engineered for 12-24V systems...
- From $8.99
$11.99- From $8.99
- Unit price
- per
-
Signal Indicator Light with wire Metal Indicator Lamp IP67 Waterproof LED for Medical & Marine FILNVendor: 14MM Metal Indicator LightProduct Overview The 14mm signal indicator light (Model: FL1M-14FW-1) is a high-performance signaling component manufactured by FILN. This IP65/IP67 waterproof LED indicator features a durable metal flat-head design in silver or black finishes, offering a flush, aesthetic appearance that is easy to clean and...
- $1.89
- $1.89
- Unit price
- per
-
Lamp Indicator Light 10mm 3V-380V IP67 Waterproof LED Signal for CNC & Marine FILNVendor: 10MM Metal Indicator LightProduct Overview The FILN 10mm lamp indicator light (Model: FL1M-10FJ-1) is an industrial-grade signaling solution featuring a durable metal flat-head design. Certified by ISO9001, CE, VDE, RoHS, SGS, UL, and IP65/IP67, this lamp indicator light ensures peak performance in harsh environments. Designed for automation,...
- $1.61
- $1.61
- Unit price
- per
-
Mini LED Light Indicator 6mm IP67 Waterproof for Industrial Panel FILNVendor: 6MM Metal Indicator LightProduct Overview: 6mm Mini LED Indicator Light The 6mm mini LED indicator light (Model: FL1M-06FW-1) is a high-precision signaling solution designed for compact industrial environments. Featuring a metal flat head and IP67 waterproof rating, this light indicator ensures reliable performance in harsh conditions. With...
- $0.95
- $0.95
- Unit price
- per
-
12V LED Indicator Lights 12mm IP67 Waterproof Metal Flat Head Signal Lamp for CNC & Marine FILNVendor: 12MM Indicator LightProduct Overview The 12V LED Indicator Lights (Model: FL1M-12FW-1) by FILN are professional-grade signaling solutions engineered for extreme durability. Featuring a 12mm mounting hole and IP67 waterproof rating, these metal flat-head lights are certified by ISO9001, CE, VDE, RoHS, SGS, UL. These indicators excel...
- $2.26
- $2.26
- Unit price
- per
-
12V 24V 220V LED Indicator Light 8mm Panel Mount IP67 WaterproofVendor: 8MM Metal Indicator LightThe FILN 8mm LED indicator light is a premier industrial signaling solution designed for high-performance environments. This metal indicator light features a durable IP67 waterproof rating, making it ideal for outdoor and heavy-duty applications. Available in 12V, 24V, 110V, and 220V options, these flat-head...
- $1.60
- $1.60
- Unit price
- per
-
Machine Indicator Lights 8mm Metal IP67 Panel Mount 12-380V FILNVendor: 8MM Metal Indicator LightProduct Overview The Machine Indicator Lights (Model: FL1M-08SJ-1) represent a high-performance 8mm metal signal lamp solution engineered for modern manufacturing excellence. Designed specifically for CNC machines, industrial control panels, and automated systems, these 24V indicator lights feature a rugged metal housing available in silver...
- $1.60
$1.80- $1.60
- Unit price
- per
-
12V Indicator Light 8mm Panel Mount IP67 Waterproof for CNC FILNVendor: 8MM Metal Indicator LightThe FILN 8mm 12V indicator light is a high-performance industrial signaling solution designed for demanding environments. This metal LED indicator features a robust IP67 waterproof rating, making it resistant to dust and moisture ingress. Engineered with a high-head design and available in both silver...
- $1.68
$1.83- $1.68
- Unit price
- per
-
12mm Panel Mount Indicator Lights IP67 Waterproof LED Signal Lamp for Industrial & Marine FILNVendor: 12MM Indicator LightProduct Overview The FILN 12mm panel mount indicator lights (Model: FL1M-12SW-1) are engineered for high-performance signaling in demanding environments. Featuring a robust metal high-head design and IP67 waterproof rating, these lights offer superior visibility and durability compared to standard flat-head versions. Certified by ISO9001,...
- $1.84
- $1.84
- Unit price
- per
-
Power Indicator Lamps 10mm IP67 Metal Ball Head Signal Light 220V FILNVendor: 10MM Metal Indicator LightProduct Description The FL1M-10BJ-1 Power Indicator Lamps are high-performance 10mm metal signal lights featuring a distinctive ball-head design for enhanced visibility. These lamps carry prestigious certifications including ISO9001, CE, VDE, RoHS, SGS, UL, and IP65/67. Designed for versatile use, they are ideal for industrial...
- $1.89
- $1.89
- Unit price
- per
-
8mm LED Indicator Light Metal Flat Head IP67 Industrial 12-24V FILNVendor: 8MM Metal Indicator LightProduct Overview: 8mm LED Indicator Light The 8mm LED indicator light (Model: FL1M-08FW-2) is a high-performance industrial signal solution designed by FILN. This metal flat head indicator features a space-saving design, being shorter than standard models like the FL1M-08FW-1, making it ideal for compact...
- $1.45
$1.70- $1.45
- Unit price
- per
-
8MM 12V Clip-on LED Plastic White Indicator Light - REDProduct Item FL1P-8QW-2 Panel Mount Diameter 8mm Contact Way With wire Install Way screw terminal Lamp Type LED Rated voltage AC/DC,3V、6V、12V、24V、220V、380V Lamp Color red yellow blue green white Product Design Flat head Shell Material PC Base Material PA66 nylon Terminal Material brass Applications Coffee...
- $0.64
- $0.64
- Unit price
- per
-
RED
-
GREEN
-
YELLOW
-
WHITE
-
Charging Indicator Light 10mm IP67 Metal Ball Head LED 220V FILNVendor: 10MM Metal Indicator LightProduct Overview The charging indicator light (FL1M-10BW-1) is a high-performance 10mm metal signal lamp designed with a protruding ball-head for maximum visibility. Certified with ISO9001, CE, VDE, RoHS, SGS, UL, and IP65/67, this light ensures elite reliability for EV charging stations, industrial panels, and...
- $2.23
- $2.23
- Unit price
- per
-
16mm 220v led Distribution box plastic indicator light - REDProduct Item FL1P-16NJ-1 Panel Mount Diameter 16mm Contact Way Pins Install Way screw terminal Lamp Type LED Rated voltage AC/DC,3V、6V、12V、24V、220V、380V Lamp Color red yellow blue green white Product Design Flat head Shell Material PC Base Material PA66 nylon Terminal Material brass Applications Coffee...
- $0.99
- $0.99
- Unit price
- per
-
RED
-
YELLOW
-
BLUE
-
GREEN
-
FILN 10mm 12V LED Car Boat LED Warning Dashboard Signal Lights Instrument Pilot Lamp - RedSymbolic name Indicator Light Panel Mount Diameter 8 mm, 10 mm, 12 mm, 14 mm, 16 mm Contact Way With wire Install Way screw terminal Lamp Type LED Rated voltage AC/DC,3V、6V、12V、24V、220V、380V Lamp Color red yellow blue green white Product Design convex head Shell Material...
- $2.35
$2.65- $2.35
- Unit price
- per
-
Red
-
Green
-
Yellow
-
Blue
-
8mm 5/16″ Red 120V 220V Indicator Light - REDProduct Item FL1P-8NJ-2 Panel Mount Diameter 8mm Contact Way Pins Install Way screw terminal Lamp Type LED Rated voltage AC/DC, 3V、6V、12V、24V、220V、380V Lamp Color red yellow blue green white Product Design Flat head Shell Material PC Base Material PA66 nylon Terminal Material brass Applications Coffee...
- $0.68
- $0.68
- Unit price
- per
-
RED
-
GREEN
-
BLUE
-
YELLOW
-
10MM 120V 240V Panel Neon Indicator Lights Lamp - REDProduct Drawing Neon Indicator Lights Product Parameters Component Name Material Lens PC Plastic Metal Body H59 Brass Or 304 Stainless Steel Washer T10 Cold Rolled Steel Rubber Ring SIL Silica Gel Nut H59 Nickel Plated Brass Housing PA66 Nylon Light Source LED Resistor Metal Film Cable...
- $0.82
- $0.82
- Unit price
- per
-
RED
-
GREEN
-
WHITE
-
YELLOW
-
10MM Blue 12V LED Panel Indicator Lights - REDProduct Drawing 12V LED Panel Indicator Lights Detailed Parameters Component Name Material Lens PC Plastic Metal Body H59 Brass Or 204 Stainless Steel Washer T10 Cold Rolled Steel Rubber Ring SIL Silica Gel Nut H59 Nickel Plated Brass Housing PA66 Nylon Light Source LED Resistor Metal Film Cable PTFE...
- $0.72
- $0.72
- Unit price
- per
-
RED
-
YELLOW
-
GREEN
-
BLUE
