Key Takeaways & Buyer Decision Guide
- Product Identity: The FL1M-19FW-2 is a professional-grade 19mm flat head metal indicator light manufactured by FILN.
- Key Specification: Designed for standard 19mm panel cutouts with wide voltage adaptability ranging from 3V to 480V AC/DC.
- Material Composition: Constructed with a durable copper alloy or black-plated zinc-aluminum shell and an impact-resistant PC lens.
- Protection Rating: Delivers IP65 to IP67 waterproof and dustproof performance when paired with the included silicone O-ring.
- Mounting & Installation: Single-nut thread mounting allows secure panel fastening with a depth-saving design.
- Wiring Configuration: Equipped with 2-pin pre-wired 20cm leads utilizing polarity-free LED chips for simplified electrical connection.
- Target Applications: Ideal for industrial control cabinets, automation machinery, EV charging stations, and marine dashboards.
- Customization Support: FILN provides custom wire lengths, specialized voltages, and custom laser marking for OEM clients.
- Global Certifications: Manufactured under ISO9001 quality systems with CE, VDE, RoHS, and CCC compliance.
- Procurement Considerations: Bulk wholesale options and direct factory technical support are available for industrial purchasers.
What Is a 110v led indicator light?
A 110v led indicator light is a panel-mounted electronic signaling device used to visually display equipment operating status, power supply conditions, or warning alerts within industrial control systems. Indicator lights are generally classified into metal indicator lights and plastic indicator lights, spanning mounting dimensions from 6mm to 30mm. Regarding electrical termination, they are available in pin-terminal variants and direct pre-wired configurations. Metal indicator lights typically offer flat head, prominent head, and recessed head exterior profiles, enabling engineers to select the optimal design based on mechanical protection and visual requirements.
As a specialized manufacturer, FILN offers robust 19mm solutions like the 110v led indicator light to replace fragile plastic components in demanding industrial environments. The metal housing ensures superior mechanical strength, corrosion resistance, and long-term operational reliability across commercial and industrial machinery.
Product Overview & Engineering Principles
The FILN 110v led indicator light operates on advanced solid-state semiconductor principles, converting electrical energy into clear, uniform optical illumination. Internally, a high-brightness LED chip is paired with a precision carbon film resistor to regulate voltage and current parameters, ensuring stable performance when connected to 110V AC or DC circuits.
Mechanically, the assembly utilizes a threaded metal barrel secured by an M19 locking nut and a high-grade silicone O-ring. This design creates a tight compression seal against control panels, preventing moisture, dust, and cutting fluids from breaching sensitive electrical enclosures. The integrated 20cm wire leads eliminate internal soldering failures often caused by heavy machine vibration, making this 110v led indicator light an optimal choice for industrial automation and heavy-duty equipment panels.
Quick Technical Specifications
| Technical Parameter |
Specification Details |
| Product Description |
Metal indicator light with pre-wired leads |
| Indicator Light Model |
FL1M-19FW-2 |
| Mounting Hole Size |
19 mm (approx. 0.75 inches) |
| Operating Voltage |
3V – 480V AC/DC (Customizable; optimized for 110v led indicator light applications) |
| LED Color Options |
Red, Green, Yellow, Blue, White (R/G/Y/B/W) |
| Waterproof Rating |
IP65 / IP67 compliant |
| Wiring Type |
2-pin wire lead (Standard length: 20 cm) |
| Head Type |
Flat head |
| Surface Quality |
Smooth and flat exterior without burrs, oxidation, cracks, or surface defects |
| Assembly Standard |
Head and base assemblies precision-fitted to prevent rotation, detachment, tilt, or deformation |
Performance Parameters & Electrical Ratings
| Performance Parameter |
Rated Value & Technical Limits |
| Rated Operating Voltage |
3V–480V DC/AC (Custom configurations available upon request) |
| 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 between lead wires and housing) |
| Dielectric Strength / Voltage Proof |
1500V–1800V AC, with no breakdown or flashover |
| Operating Lifespan |
50,000 to 100,000 hours of continuous operation |
| Ingress Protection Rating |
IP65 / IP67 waterproof and dustproof |
Component Materials & Engineering Selection
Every material utilized in the construction of the FILN 110v led indicator light is selected to guarantee structural integrity, environmental resistance, and electrical safety in industrial deployments.
| Component Part Name |
Material Specification |
Engineering Purpose |
| Shell / Housing |
Copper alloy / Black-plated zinc-aluminum alloy |
Provides mechanical rigidity, impact resistance, and grounding continuity. |
| Lamp Holder |
PA66 (Polyamide 66) |
Offers high thermal stability and electrical insulation properties. |
| Lampshade / Lens |
PC (Polycarbonate) |
Ensures high light transmittance, shatter resistance, and UV stability. |
| Luminescent Source |
High-brightness LED chip |
Delivers energy-efficient, long-lasting visual signaling. |
| Resistor |
Carbon film resistor |
Regulates voltage flow for stable operation across 110V systems. |
| Wire / Lead Wire |
PVC insulated stranded wire |
Provides flexible, secure electrical connection with oil resistance. |
| Locking Nut |
Copper alloy |
Secures the indicator firmly onto control panels under vibration. |
| O-Ring Seal |
Silicone / Silica gel |
Creates an impermeable barrier against water, dust, and debris. |
| Lock Washer |
Stainless steel |
Prevents loosening caused by mechanical shock or thermal expansion. |
Environmental Performance & Testing Standards
The following environmental test parameters govern the operational robustness of the FL1M-19FW-2 series metal indicator light across extreme working conditions:
| Environmental Test Type |
Testing Conditions & Parameters |
| Application Scope |
General operating range for FILN Metal Indicator Light series |
| Operating & Storage Temperature |
-40°C ~ +80°C |
| Operating Relative Humidity |
≤ 85% at +40°C |
| High Temperature Resistance Test |
96 hours exposure at 80 ± 2°C |
| Low Temperature Resistance Test |
96 hours exposure at -40 ± 2°C |
| Constant Temperature & Humidity Test |
96 hours at 40 ± 2°C, 90% ~ 95% RH |
| Temperature Cycling Test |
Alternating between -40°C (30 min) and 85°C (30 min), 5 total cycles |
LED Chip Technical Specifications
1. Absolute Maximum Ratings (Maximum safe operational limits for the internal LED chip):
- Forward Current ($I_{FP}$): 20 mA
- Reverse Voltage ($V_R$): 5 V
- Power Dissipation ($P_D$): 60 mW
- Operating Temperature Range ($T_{OPR}$): -40°C to +80°C
- Storage Temperature Range ($T_{STG}$): -40°C to +100°C
- Lead-Free Soldering Temperature ($T_{SOL}$): 260°C Max. for 3 sec. Max.
2. Electro-Optical Characteristics (Measured at ambient temperature $T_a = 25^\circ\text{C}$):
| Parameter |
Test Condition |
Specification Limit / Typical Value |
| Forward Voltage ($V_F$) |
$I_F = 20\text{ mA}$ |
2.8 V (Min.) – 3.2 V (Max.) |
| Reverse Current ($I_R$) |
$V_R = 5\text{ V}$ |
5 µA (Max.) |
| Viewing Angle ($2\theta_{1/2}$) |
$I_F = 20\text{ mA}$ |
60° (Typical) |
| Luminous Intensity ($I_v$) |
$I_F = 20\text{ mA}$ |
500 mcd (Min.) – 800 mcd (Max.) |
| Dominant Wavelength ($\lambda_d$) |
$I_F = 20\text{ mA}$ |
520 nm – 525 nm (Green variant reference) |
Standard Test Conditions
Unless otherwise specified, all electrical and optical parameters for the 110v led indicator light are measured under controlled standard atmospheric conditions:
- Ambient Temperature: 5°C ~ 35°C
- Relative Humidity: 45% ~ 85%
- Air Pressure: 86 ~ 106 kPa (860 ~ 1060 mbar)
Notes: Luminous intensity and dominant wavelength are calibrated in accordance with CIE international standards for human eye response curves. Measurement tolerance for luminous intensity is ±15%, and voltage measurement tolerance is ±0.1V.
Applications by Industry
Metal indicator lights utilize high-strength copper alloy or stainless steel housings, offering exceptional impact resistance and IP67 waterproof protection suitable for demanding industrial and commercial environments. While plastic indicators are prone to aging, cracking, and thermal deformation over time, metal indicator lights adapt seamlessly to harsh working conditions, frequent operation, and high-reliability requirements.
1. Industrial Automation & Mechanical Manufacturing
This sector represents the primary application area for heavy-duty indicator lights exposed to continuous mechanical vibration, oil contamination, and physical impact.
- CNC Machine Tools & Machining Centers: Control panels utilize red, green, and yellow metal indicators where green indicates normal operation, yellow signifies standby/warning, and red denotes emergency stop or faults. The metal shell resists cutting fluids and metal debris.
- Automation Production Line Cabinets: Large distribution and PLC control cabinets integrate 19mm metal indicators operating on 110V AC or 24V DC to display power distribution status clearly.
- Hydraulic & Pneumatic Equipment: Applied in pump start/stop and pressure warning displays. Integrated pre-wired metal indicators secure internal LED and resistor assemblies against vibration-induced wire breakage.
2. Outdoor Power & Renewable Energy Distribution
Outdoor equipment experiences extreme seasonal temperature swings and direct weather exposure, demanding superior weatherability.
- EV Charging Stations: Outdoor DC and AC charging piles utilize flat head metal status indicators. Flashing blue/green lights indicate active charging, constant green indicates completion, and flashing red indicates ground faults. IP67 sealing prevents weather ingress and vandalism.
- Outdoor Distribution & Solar Combiner Boxes: Solar photovoltaic stations utilize indicators to display high-voltage closing and inverter status across operating ranges from -40°C to +80°C.
3. Rail Transit, Utility Vehicles & Marine Equipment
High-vibration transit systems and saline marine environments require corrosion-resistant components.
- Engineering Vehicle Dashboards: Excavators, cranes, and bulldozers use dashboard indicators for oil pressure and brake fault monitoring.
- Marine & Port Control Gear: Ship cabins and deck control boxes use plated metal indicators to resist salt fog corrosion, backed by silicone O-rings preventing water ingress.
4. Commercial Vending & Public Equipment
- Automated Vending & Ticketing Machines: Paired with vandal-resistant metal switches to indicate coin insertion and dispensing states.
- Access Control & Intercoms: Stainless steel intercom panels use dual-color indicators to display door lock statuses.
5. Medical & Food Processing Machinery
- Food Bottling & Packaging Equipment: Subjected to daily high-pressure washdowns with chemical cleaning agents; IP67 metal indicators resist corrosion and fluid penetration.
- Medical Sterilizers: High-pressure autoclaves use indicators to differentiate heating, sterilizing, and exhaust cycles.
LED Indicator Color Meanings & Application Guide
Indicator color selection is critical for operator safety and ergonomic efficiency in control panel design. Color conventions may vary depending on equipment manufacturer specifications, industry standards, and regional regulations. FILN supplies single-color, dual-color, and tri-color configurations to match specific system requirements.
| Color |
Common Meaning |
Typical Equipment Status |
Recommended Application |
| Red |
Danger / Emergency / Stop |
Fault, emergency stop engaged, over-pressure |
Alarm panels, trip warnings, stop pushbuttons |
| Green |
Normal / Safe / Go |
Power ON, normal cycle running, system ready |
Main power status, running indicators |
| Yellow / Amber |
Caution / Warning / Standby |
Standby mode, temperature threshold approaching |
Pre-heating stages, pause states |
| Blue |
Mandatory Action / Information |
Charging active, cooling system active |
EV chargers, pneumatic control modes |
| White |
Neutral / General Status |
Control voltage active, cabinet door open |
General illumination feedback, auxiliary power |
Installation Guide
Proper mechanical mounting ensures that the 110v led indicator light maintains its IP67 waterproof rating and secure panel fit. Follow these sequential steps for installation:
- Prepare Mounting Hole: Drill or punch a precise 19mm circular mounting hole in the equipment control panel. Ensure burrs and metal shavings are thoroughly cleaned from the edges.
- Position Waterproof Gasket: Slide the provided silicone waterproof O-ring onto the threaded barrel of the indicator light from the rear of the mounting flange.
- Insert Indicator Light: Insert the indicator light assembly from the front side of the control panel through the 19mm aperture.
- Secure Locking Nut: Thread the M19 metal locking nut onto the barrel from the rear side of the panel. Tighten securely using a standard socket or wrench to compress the silicone gasket against the panel surface.
- Connect Wiring: Connect the 20cm pre-wired leads to the 110V circuit following standard electrical safety protocols.
Wiring Guide & Connection Methods
Understanding the difference between pin-terminal and pre-wired indicators ensures reliable electrical integration. Pin-terminal indicators require soldering or specialized female spade connectors attached directly to terminal pins. In contrast, pre-wired indicators (such as the FL1M-19FW-2) arrive equipped with integrated 20cm wire leads.
Directly pre-wired indicator leads can be securely linked to the main circuit using quick-connection wire terminals, professional soldering, or insulated electrical tape wrapping to guarantee joint stability. Because FILN integrates polarity-free LED components into these units, installers do not need to distinguish between positive and negative polarity when connecting AC or DC circuits.
Safety Warning: Always cut off the main power supply and verify zero voltage using a calibrated multimeter before performing any electrical wiring or maintenance.
Industry Knowledge Center
Selecting high-reliability signaling components prevents unexpected control panel downtime. Industrial indicator lights bridge communication between complex PLC logic and human operators. When specifying a 110v led indicator light, engineers must evaluate electrical transient protection, ambient operating temperatures, and ingress protection requirements. Proper maintenance involves periodic inspection of terminal connections and cleaning exterior lenses to maintain clear visibility in dusty industrial settings.
Buyer Decision Guide & RFQ Checklist
FILN provides multiple metal shell options to suit distinct operating environments. The following comparison outlines housing material characteristics:
| Shell Material |
Advantages |
Limitations |
Recommended Environment |
| Nickel-Plated Brass |
Cost-effective, robust mechanical strength, good conductivity |
Susceptible to corrosion in heavy saline environments |
General industrial machinery, indoor control cabinets |
| Stainless Steel |
Superior corrosion resistance, high aesthetic finish |
Higher raw material cost |
Food processing, marine equipment, medical devices |
| Black-Plated Zinc-Aluminum |
Matte black finish, lightweight, durable |
Coating can scratch under extreme physical abuse |
Automotive dashboards, premium audio gear |
RFQ Checklist for Procurement Managers
Providing the following specifications helps FILN engineering and sales teams confirm product compatibility and quotation requirements efficiently:
- Product Type & Model (e.g., FL1M-19FW-2)
- Mounting Hole Size (e.g., 19mm)
- Operating Voltage & Frequency (e.g., 110V AC/DC)
- LED Color (Red, Green, Yellow, Blue, White)
- Head Type (Flat, Prominent, Recessed)
- Housing Material (Brass nickel-plated, Stainless steel, Zinc alloy)
- Waterproof Requirement (IP65 / IP67)
- Wiring Method & Lead Length (e.g., 20cm pre-wired)
- Target Market & Certifications Required (CE, RoHS, UL)
- Order Quantity & Packaging Requirements
FILN Manufacturing & Engineering Capabilities
FILN operates as an established manufacturer with robust R&D, custom tooling, and automated production capabilities. For B2B buyers and OEM clients, FILN provides tailored engineering support, custom wire harnesses, specialized operating voltages, and rigorous quality control testing. Every production batch undergoes strict electrical and waterproof verification before global export.
Factory Direct Supply & Global Export
Yueqing Yulin Electronic Co., Ltd. (brand name FILN), located in Wenzhou, Zhejiang, was established in 2006 as a professional electrical switch manufacturer integrating research, development, production, and sales. FILN products are distributed across more than 100 countries. Operating within a modern 10,000 m² facility equipped with over 20 advanced production lines and an independent testing laboratory, FILN maintains strict adherence to ISO9001 quality management standards. Certified products include UL, CE, RoHS, REACH, TUV, CB, and VDE, serving kitchen appliances, energy storage systems, EV charging infrastructure, automotive modifications, and industrial control panels.
For comprehensive product catalogs, technical datasheets, or to explore related options, please visit the FILN Metal Indicator Light Catalog, explore the 19mm Panel Mount LED Metal Product Page, or browse our 19mm LED Indicator Light Series.
Official Website: www.filn.com | Direct Inquiry Email: inquiry@cnylin.com.cn
Frequently Asked Questions
How to prevent phantom illumination (faint glowing) in 12v or 110v LED indicators?
Phantom illumination or faint glowing can occur due to induced AC voltages or residual leakage current from solid-state PLC outputs. Adding an appropriate bleed resistor or parallel RC snubber circuit across the indicator terminals drains stray leakage current and eliminates ghosting.
Can this IP67 indicator light be washed down with caustic chemicals?
Yes, when properly installed with its silicone O-ring, the stainless steel or nickel-plated brass variants feature IP67 protection, making them resistant to routine industrial washdowns. However, prolonged exposure to extreme caustic chemicals should be evaluated with FILN engineering.
What is the difference between pin-terminal and pre-wired metal indicator lights?
Pin-terminal indicators require soldering or female spade connectors attached directly to exposed pins. Pre-wired indicators come equipped with integrated 20cm wire leads, saving installation time and protecting internal connections from vibration and moisture.
Does the 110v led indicator light require a separate external resistor?
No. FILN builds internal current-limiting carbon film resistors directly into the indicator assembly, allowing direct connection to 110V AC or DC power sources without external components.
Are FILN metal indicator lights polarity sensitive?
No. The internal LED assemblies utilize polarity-free rectifier circuits, allowing direct connection to both AC and DC power sources without concern for positive and negative wire orientation.
What panel thickness is supported by the 19mm mounting hardware?
The standard M19 threaded mounting barrel accommodates control panel thicknesses ranging from 1mm up to 6mm, secured tightly with the included metal locking nut and silicone gasket.
Can FILN customize wire lengths for OEM orders?
Yes. As a direct manufacturer, FILN offers flexible custom wire lengths, specialized connector attachments, and custom wire harness assembly upon request for bulk OEM projects.
What certifications do FILN industrial indicator lights carry?
FILN products are manufactured under ISO9001 quality systems and hold international safety certifications including CE, VDE, RoHS, CCC, and UL compliance depending on specific model configurations.
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