Key Takeaways & Purchasing Highlights
- Product Identity: Industrial-grade 22mm high head metal led indicator light 220v 22mm (Model: FL1M-22SW-1) featuring a protruding lens for enhanced 180-degree visibility.
- Mounting Specification: Standard 22mm mounting hole designed for secure single-nut panel installation with an included locking nut and metal gasket.
- Electrical Versatility: Standard 220V configuration with custom operating voltage ranges from 3V to 480V AC/DC available upon factory request.
- Protection Rating: IP65 waterproof and dustproof performance achieved via an integrated silicone O-ring sealing mechanism.
- Wiring Configuration: 2PIN pre-wired lead design ensuring secure electrical connectivity and faster assembly times inside control cabinets.
- Durable Construction: Heavy-duty copper alloy shell and high-brightness LED source designed to withstand continuous industrial vibration and thermal stress.
- Color Options: Available in red, green, yellow, blue, and white high-intensity LED configurations for precise equipment status indication.
- Certifications: Manufactured under ISO9001 quality management systems with compliance standards including CE, VDE, RoHS, and CCC.
- Manufacturer Support: Direct factory supply from FILN offering OEM, ODM, custom wire harnessing, and bulk wholesale purchasing capabilities.
- Application Scope: Widely deployed in CNC machinery, power distribution cabinets, new energy charging piles, marine control desks, and automation systems.
What Is a Metal LED Indicator Light?
An industrial indicator light is an essential visual signaling device used on control panels, switchgear, and machinery to communicate operational statuses, power conditions, and alarm warnings to operators. FILN manufactures a comprehensive selection of indicator lights available in both metal and plastic housing variants, covering mounting sizes from 6mm to 30mm. Electrical termination options include pin terminals and direct pre-wired lead configurations to suit diverse wiring environments.
Metal indicator lights are specifically engineered with flat, standard round, or protruding high head designs depending on optical and aesthetic requirements. The protruding head variant offers wide-angle visibility, ensuring operators can monitor equipment status clearly from multiple angles across industrial plant floors.
FILN manufactures robust metal indicator solutions designed to replace fragile plastic alternatives in demanding settings. Explore our complete collection of metal LED indicator lights or view specific dimensional options in our 22mm metal LED indicator light catalog. For immediate project evaluation, view product details on the 22mm high head indicator page.
Product Overview & Engineering Principle
The FL1M-22SW-1 led indicator light 220v 22mm operates on standard electromechanical and solid-state illumination principles designed for continuous industrial duty. When energized with an AC or DC voltage source, current flows through an internal dropping resistor and illuminates a high-efficiency solid-state LED chip securely housed within a molded PC lamp holder.
The mechanical structure utilizes a precision-machined copper alloy shell that provides superior structural rigidity and thermal dissipation compared to standard polymer enclosures. The protruding high head lens maximizes light dispersion, projecting a bright, uniform signal across a 60-degree viewing angle.
Mainly applied in electrical control panels, CNC machinery, and power distribution systems, this indicator delivers exceptional reliability against mechanical shock and vibration. Certified to international quality benchmarks, it ensures stable, long-term operation in demanding factory automation environments.
Procurement managers and engineers can contact inquiry@cnylin.com.cn for customized wire harnesses, specific voltage ratings, or bulk factory direct quotations.
Quick Technical Specifications
| Product Description |
Metal indicator light with integrated lead wires |
| Indicator Light Model |
FL1M-22SW-1 |
| Mounting Hole Size |
22mm (approx. 0.87 inches) |
| Rated Voltage |
3V–480V DC/AC (Customizable per requirements) |
| LED Color Options |
Red (R), Green (G), Yellow (Y), Blue (B), White (W) |
| Waterproof Protection Rating |
IP65 / IP67 (when installed with silicone gasket) |
| Wiring Type |
2PIN pre-wired lead wires (Standard length or customized) |
| Head Type |
Protruding High Head (Flat head and recessed options available) |
| Surface Quality |
Smooth and flat surface without burrs, oxidation, cracks, or visible molding defects. |
| Assembly Requirements |
Head assembly and base assembly are securely fitted to prevent rotation, detachment, tilt, or deformation. |
Performance Parameters & Electrical Ratings
| Rated Operating Voltage |
3V to 480V DC/AC (Customizable per customer requirements) |
| AC Frequency |
50/60 Hz |
| Rated Operating Current |
≤ 20 mA |
| Rated Power Consumption |
Approx. 0.2 W |
| Insulation Resistance |
≥ 100 MΩ (Tested at 500V DC applied between lead wires and housing) |
| Dielectric Strength (Voltage Proof) |
1500V–1800V AC, with no breakdown or flashover |
| Operating Life Expectancy |
50,000 to 100,000 hours |
| Ingress Protection Rating |
IP65 / IP67 rated dust and moisture protection |
Component Materials & Engineering Breakdown
Every component of the FL1M-22SW-1 indicator is selected for maximum durability, electrical safety, and environmental resistance in industrial applications.
| Accessory / Component Name |
Material Composition |
Engineering Purpose |
| Shell / Body |
Copper alloy / Black-plated zinc-aluminum alloy |
Provides mechanical strength, impact resistance, and electromagnetic shielding. |
| Lamp Holder |
PA66 Polyamide |
Offers high thermal stability, electrical insulation, and flame retardancy. |
| Lampshade / Lens |
Polycarbonate (PC) |
Ensures high optical clarity, light diffusion, and shatter resistance. |
| Luminescent Source |
High-brightness LED chip |
Delivers energy-efficient illumination with extended operational lifespan. |
| Resistor |
Carbon film resistor |
Regulates current flow across specified operating voltage ranges. |
| Lead Wire |
PVC insulated stranded wire |
Provides flexible, secure electrical connections resistant to bending fatigue. |
| Mounting Nut |
Copper alloy |
Ensures secure, vibration-resistant fastening against control panel surfaces. |
| O-Ring Seal |
Silicone / Silica gel |
Creates an effective moisture barrier meeting IP65 ingress standards. |
| Lock Washer |
Stainless steel plum blossom gasket |
Prevents loosening under continuous mechanical vibration. |
Environmental Performance Testing
This specification covers the general operational limits and environmental endurance testing for FILN metal indicator light series.
| Application Scope |
General operating parameters for metal indicator light series |
| Part Name |
Metal Indicator Light (Model: FL1M-22SW-1) |
| Operating & Storage Temperature |
-40°C ~ +80°C |
| Operating Relative Humidity |
≤ 85% RH at +40°C |
| High Temperature Endurance Test |
96 hours at 80 ± 2°C |
| Low Temperature Endurance Test |
96 hours at -40 ± 2°C |
| Constant Temperature & Humidity Test |
96 hours at 40 ± 2°C, 90% ~ 95% RH |
| Thermal Cycling Test |
Alternate between -40°C (30 min) and 85°C (30 min), 5 cycles total |
LED Technical Specifications
Absolute Maximum Ratings (Ta = 25°C)
| Maximum Forward Current (IFP) |
20 mA |
| Reverse Voltage (VR) |
5 V |
| Power Dissipation (PD) |
60 mW |
| Operating Temperature Range (TOPR) |
-40°C ~ +80°C |
| Storage Temperature Range (TSTG) |
-40°C ~ +100°C |
| Lead-Free Soldering Temperature (TSOL) |
Max. 260°C for 3 sec. Max. |
Electro-Optical Characteristics (Ta = 25°C)
| Forward Voltage (VF) [IF = 20 mA] |
2.8 V (Min.) ~ 3.2 V (Max.) |
| Reverse Current (IR) [VR = 5 V] |
5 μA (Max.) |
| Viewing Angle (2θ1/2) [IF = 20 mA] |
60° |
| Luminous Intensity (Iv) [IF = 20 mA] |
500 mcd (Min.) ~ 800 mcd (Max.) |
| Recommended Forward Current (IF) |
20 mA |
| Dominant Wavelength (λd) [IF = 20 mA] |
520 nm ~ 525 nm |
| Junction Temperature (Tj) [IF = 20 mA] |
125°C (Max.) |
| Thermal Resistance (RJP) [IF = 20 mA] |
8°C/W (Typical) |
Standard Test Conditions
Unless otherwise specified, all electrical and optical parameters are measured under controlled atmospheric testing conditions in accordance with factory quality assurance protocols:
| Ambient Temperature |
5°C ~ 35°C |
| Relative Humidity |
45% ~ 85% RH |
| Air Pressure |
86 ~ 106 kPa (860 ~ 1060 mbar) |
Calibration & Measurement Notes:
- Luminous intensity and dominant wavelength are calibrated in accordance with CIE international standards for human eye response curves.
- Measurement tolerances: Luminous intensity tolerance is ±15%; voltage measurement tolerance is ±0.1V.
Industrial Applications & Use Cases
Metal indicator lights feature high-strength copper alloy or stainless steel metal enclosures, delivering exceptional impact resistance and IP67 waterproof/dustproof protection suitable for demanding industrial and commercial environments.
While plastic indicator lights are prone to aging, cracking, and high-temperature deformation over prolonged use, metal indicator lights reliably adapt to harsh operating conditions, frequent switching cycles, and high-reliability requirements across multiple industries:
1. Industrial Automation & Machinery Manufacturing
This sector represents the primary application area for metal indicators operating under constant mechanical vibration, oil splashes, and particulate exposure. CNC machine control panels utilize red, yellow, and green indicators where green indicates normal running status, yellow indicates standby or warning, and red signals emergency stop or fault conditions. The metal shell resists cutting fluid and metallic chip erosion.
2. Outdoor Power & Renewable Energy Distribution Systems
Outdoor equipment subject to solar radiation, heavy rain, and wide temperature swings demands superior weather resistance. Electric vehicle charging piles utilize flat and high head metal status indicators where flashing blue or green signifies active charging and flashing red alerts operators to ground faults. IP67 sealing ensures dependable performance in public charging stations and photovoltaic combiner boxes.
3. Rail Transit, Commercial Vehicles & Marine Equipment
Mobile and marine installations experience severe mechanical shock and high salt-fog corrosion. Excavators, cranes, and bulldozer dashboard consoles utilize heavy-duty metal pilot lights for oil pressure, water temperature, and braking fault alerts, while marine control panels employ electroplated stainless steel housings to prevent saltwater degradation.
4. Commercial Vending & Public Access Equipment
Public installations require vandal-resistant components. Automated ticketing kiosks, gas station pump panels, and outdoor access control intercoms deploy metal indicator lamps to withstand physical impact while clearly communicating operational status.
5. Medical Equipment & Food Processing Machinery
Food packaging and medical sterilization equipment undergo frequent high-pressure washdowns and chemical disinfection. IP65/IP67 metal indicator lights withstand spray cleaning without internal component corrosion or chemical degradation.
LED Indicator Color Meanings & Application Guide
Selecting the correct LED color is critical for effective operator communication and safety compliance on industrial control panels. Indicator color conventions generally follow standardized engineering practices, though specific meanings can vary by machine manufacturer and control system design.
| Color |
Common Industrial Meaning |
Typical Status |
Typical Application |
Recommended Environment |
| Red |
Danger, Emergency, Stop |
Fault, Emergency Stop, Alarm |
Machine stop buttons, overpressure alarms |
All industrial control panels requiring immediate attention |
| Green |
Normal, Safe, Ready |
Power On, Running, Normal Operation |
Main power supply indicator, automatic cycle start |
Standard machinery and automation control desks |
| Yellow / Amber |
Caution, Warning, Standby |
Standby, Pre-heating, Minor Warning |
Temperature controller status, material low alert |
Processing equipment and monitoring terminals |
| Blue |
Mandatory Action, Information |
Charging Active, Cooling Mode |
EV charging piles, refrigeration unit monitors |
New energy equipment and specialized electronics |
| White |
General Status, Neutral |
Circuit Active, Panel Illumination |
Auxiliary circuit monitoring, cabinet service power |
General electrical distribution switchboards |
FILN offers single-color, dual-color, and tri-color indicator configurations to accommodate complex system feedback requirements. For custom color specifications, contact our engineering team at inquiry@cnylin.com.cn.
Technical Installation Guide
Proper mechanical and electrical installation ensures optimal IP65 sealing performance and long-term operational reliability of the FL1M-22SW-1 metal indicator light.
- Panel Preparation: Drill or punch a precise 22mm diameter hole in the mounting panel. Ensure the panel surface is clean, flat, and free of burrs or metal shavings.
- Waterproof Seal Placement: Slide the provided silicone waterproof O-ring onto the threaded body of the indicator light before insertion.
- Component Insertion: Insert the indicator light assembly from the front side of the control panel through the 22mm mounting hole.
- Rear Fastening: Thread the stainless steel plum blossom lock washer and the copper alloy mounting nut onto the rear body from behind the panel.
- Secure Tightening: Tighten the mounting nut firmly using appropriate hand tools to compress the silicone O-ring, ensuring a secure mechanical fit and IP65 waterproof seal. Avoid over-tightening to prevent thread stripping.
- Electrical Wiring: Connect the integrated 2PIN pre-wired leads to the power source in accordance with your electrical schematic, observing proper polarity for DC circuits.
- Post-Installation Inspection: Verify that the indicator is firmly seated without tilting or rotation, and test electrical continuity and illumination prior to full system commissioning.
Electrical Wiring & Termination Guide
Understanding proper wiring methods is essential for safe and reliable control panel assembly. Indicator lights are manufactured with either pin terminals or direct lead wires depending on the specific model configuration.
Pin-terminal indicators require female spade connectors or direct soldering onto contact pins, requiring careful heat shrink insulation to prevent short circuits. In contrast, pre-wired indicators like the FL1M-22SW-1 feature integrated flexible lead wires that streamline installation.
Directly pre-wired indicator leads can be connected to the main circuit using quick-link terminal blocks, soldered connections, or professional electrical insulating tape to guarantee connection stability under vibration.
Safety Warning: Always ensure that power is completely disconnected and locked out before performing any electrical wiring or maintenance work.
Industry Knowledge & Maintenance Center
Metal indicator lights serve as vital visual interfaces in modern industrial systems. Maintaining optimal performance requires adherence to proper selection, installation, and inspection protocols.
Preventing Phantom Illumination: Low-current LED indicators operating on 12V or 220V circuits can occasionally exhibit faint glowing or phantom illumination caused by residual leakage currents from solid-state PLC output modules or long cable capacitance. Implementing an appropriate bleeder resistor or matching relay resolves this condition.
Routine Maintenance: Periodically inspect panel-mounted indicators for physical damage, secure nut tightness, and wiring integrity. For equipment operating in corrosive chemical washdown environments, verify that silicone sealing gaskets remain pliable and intact to maintain IP65 protection ratings.
Buyer Decision Guide & Material Selection
Choosing the right metal indicator light involves evaluating physical dimensions, electrical ratings, environmental exposure, and shell materials. FILN offers various shell materials tailored to specific operating environments:
| Shell Material |
Key Advantages |
Limitations |
Recommended Operating Environment |
| Nickel-Plated Brass |
High mechanical strength, excellent machining precision, cost-effective metal option. |
May exhibit surface wear in highly corrosive chemical atmospheres over time. |
Standard industrial control panels, automation machinery, indoor switchgear. |
| Stainless Steel |
Superior corrosion resistance, aesthetic finish, exceptional durability. |
Higher material and manufacturing cost compared to brass. |
Marine environments, food processing equipment, medical devices, outdoor installations. |
| Zinc-Aluminum Alloy |
Lightweight, adaptable for complex housing designs, good impact resistance. |
Lower tensile strength than solid stainless steel or brass. |
Commercial equipment, appliance panels, general indoor electrical devices. |
Specification-to-Decision Framework:
- Mounting Hole Size (22mm): Determines physical panel compatibility. Ensure panel punch dimensions match standard industrial cutouts.
- Voltage (3V to 480V): Determines electrical compatibility. Confirm whether your circuit operates on AC or DC power.
- IP Rating (IP65/IP67): Determines environmental suitability against dust, water spray, and moisture ingress.
Request for Quotation (RFQ) Checklist:
When submitting an inquiry to FILN, providing complete specifications accelerates order processing and technical verification:
- Model Number & Quantity
- Mounting Hole Size & Head Type
- Operating Voltage & Current Type (AC/DC)
- LED Color & Wiring Lead Length
- Special Certifications or Custom Packaging Requirements
Contact our sales and engineering team at inquiry@cnylin.com.cn to request your customized quotation.
FILN Manufacturing & Engineering Capabilities
FILN operates as an established direct manufacturer specializing in indicator lights, push button switches, and electrical control components. Our engineering capabilities support global OEM and ODM buyers through rigorous quality control, custom tooling design, and responsive technical communication.
With dedicated R&D facilities, automated assembly lines, and in-house environmental testing laboratories, FILN provides customized electrical solutions, bespoke wire harnessing, and flexible small-batch or mass-production support for industrial clients worldwide.
Factory Direct Supply & Global Reach
Factory Introduction: Yueqing Yulin Electronic Co., Ltd., operating under the brand name FILN in Wenzhou, Zhejiang, China, was established in 2006 as a professional electrical switch and indicator manufacturer integrating research, development, production, and sales. FILN products are distributed across more than 100 countries.
FILN operates a modern 10,000 m² manufacturing facility equipped with over 20 advanced production lines and an independent testing laboratory. Driven by rigorous ISO9001 quality management systems, FILN delivers reliable electrical performance and certified components (UL, CE, RoHS, REACH, TUV, CB, CCC) deployed in kitchen appliances, energy storage systems, EV charging infrastructure, automotive engineering, marine consoles, and security equipment.
Production Capabilities: Specialized manufacturing of indicator lights, push button switches, rocker switches, toggle switches, and customized electrical assemblies.
Quality & Certifications: Certified under ISO9001, CE, VDE, RoHS, SGS, UL, CCC, and IP65 protection standards.
Export Markets: Global distribution across North America, Europe, South America, Asia, and Oceania.
Manufacturing Advantages: Direct engineer-to-client technical consultations, custom solution development, and prompt sample support.
Official Resources: Visit our official website at www.filn.com or contact our sales and engineering team directly via email at inquiry@cnylin.com.cn.
Frequently Asked Questions
1. How to prevent phantom illumination (faint glowing) in 12V and 220V LED indicators?
Faint glowing or residual illumination in LED indicators is typically caused by leakage currents from solid-state PLC outputs or induced voltages across long signal cables. Installing an appropriately rated bleeder resistor or matching relay across the indicator terminals absorbs the residual leakage current and ensures complete shutoff when power is disconnected.
2. Can this IP67 indicator light be washed down with caustic chemicals?
Yes, the metal shell and IP65/IP67 waterproof sealing design allow the indicator light to withstand standard industrial washdown procedures. However, prolonged exposure to highly concentrated caustic chemical agents should be tested against specific material compatibility guidelines provided by FILN engineering.
3. What is the difference between pin-terminal and pre-wired metal indicators?
Pin-terminal indicators require separate spade connectors or soldering during panel assembly, offering modular wiring flexibility. Pre-wired indicators feature factory-attached lead wires that simplify installation, reduce assembly time, and provide secure electrical connections inside vibration-prone control cabinets.
4. Are custom operating voltages available for the FL1M-22SW-1 model?
Yes, FILN offers custom voltage configurations ranging from 3V to 480V AC/DC to match your exact electrical control system requirements. Contact our factory team to specify your operating voltage.
5. How do I ensure proper waterproof sealing during panel installation?
Ensure that the mounting panel hole is cleanly punched to 22mm without burrs. Always place the supplied silicone O-ring between the indicator head and the front panel surface before tightening the rear locking nut securely.
6. What are the lead times for bulk wholesale orders from FILN?
Standard product lead times typically range from 5 to 10 business days depending on order volume and custom wiring specifications. Contact our sales team at inquiry@cnylin.com.cn for precise delivery estimates.
7. Does FILN provide OEM and ODM customization services?
Yes, FILN offers comprehensive OEM and ODM manufacturing services, including custom wire harnesses, specialized laser marking, custom shell plating, and tailored packaging for global brand partners.
8. How can I request product samples or 3D CAD models?
Engineering samples and 3D CAD models are available upon request. Please email your technical requirements directly to our engineering support team at inquiry@cnylin.com.cn.
Recommended Similar Products & Series
Explore alternative mounting sizes and terminal configurations within the FILN industrial indicator light family:
