Industry-Verified Manufacturing Data (2026)

Solar Table Lamps

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Solar Table Lamps used in the Electrical Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Solar Table Lamps is characterized by the integration of Photovoltaic Panel and Rechargeable Battery. In industrial production environments, manufacturers listed on CNFX commonly emphasize Polycarbonate Plastic construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Portable lighting devices that convert solar energy into electrical power to illuminate indoor or outdoor table surfaces.

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Product Specifications

Technical details and manufacturing context for Solar Table Lamps

Definition
Solar table lamps are self-contained lighting systems designed for tabletop use that integrate photovoltaic panels, rechargeable batteries, LED lighting elements, and control circuitry. These devices harvest solar radiation during daylight hours, convert it to electrical energy stored in onboard batteries, and provide illumination through energy-efficient LED arrays during low-light conditions. They function as standalone, off-grid lighting solutions requiring no external power connections.
Working Principle
Photovoltaic cells within the lamp's solar panel absorb sunlight, generating direct current electricity through the photovoltaic effect. This electrical energy charges an integrated lithium-ion or nickel-metal hydride battery via a charge controller that regulates voltage and prevents overcharging. When activated, the stored energy powers LED chips through a driver circuit that converts battery voltage to appropriate levels for LED operation. Most models include light sensors for automatic dusk-to-dawn operation and manual controls for brightness adjustment.
Common Materials
Polycarbonate Plastic, Aluminum Alloy
Technical Parameters
  • Total luminous flux output of the LED light source (lumens) Standard Spec
Components / BOM
  • Photovoltaic Panel
    Converts solar radiation into electrical energy through semiconductor materials
    Material: Monocrystalline or polycrystalline silicon cells with tempered glass cover
  • Rechargeable Battery
    Stores electrical energy harvested from solar panel for nighttime use
    Material: Lithium-ion or nickel-metal hydride cells with protective casing
  • LED Array
    Provides illumination through energy-efficient light-emitting diodes
    Material: Semiconductor chips mounted on aluminum PCB with phosphor coating
  • Charge Controller
    Regulates voltage and current flow between solar panel and battery
    Material: Printed circuit board with microcontrollers and MOSFET transistors
  • Light Sensor
    Detects ambient light levels to enable automatic on/off operation
    Material: Photoresistor or photodiode sensor with protective housing
  • Adjustable Arm
    Allows directional positioning of the light source
    Material: Aluminum alloy or ABS plastic with hinge mechanisms
Engineering Reasoning
0.5-5.0 lux (illuminance at 1 meter distance)
Solar irradiance below 100 W/m² for 72 consecutive hours
Design Rationale: Photovoltaic cell bandgap energy (1.1 eV for crystalline silicon) insufficient to overcome diode forward voltage drop (0.6-0.7 V) at low photon flux density
Risk Mitigation (FMEA)
Trigger Lithium-ion battery overcharge beyond 4.25 V/cell
Mode: Electrolyte decomposition and thermal runaway
Strategy: Integrated charge controller with voltage cutoff at 4.20 V ± 0.05 V
Trigger Photovoltaic cell temperature exceeding 85°C
Mode: P-N junction degradation with 0.4%/°C efficiency loss
Strategy: Aluminum heat sink with thermal conductivity of 205 W/m·K and forced convection design

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Solar Table Lamps.

Solar Desk Lamps Solar Powered Table Lights Photovoltaic Table Lamps adjustable solar table lamp outdoor rechargeable solar desk lamp battery life polycarbonate solar powered table light weatherproof solar lamp with light sensor portable solar charging table lamp

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric only (non-pressurized device)
other spec: Solar irradiance: 200-1000 W/m², Illumination duration: 4-12 hours per charge, Water resistance: IP44 (splash resistant)
temperature: -10°C to 50°C (operating), -20°C to 60°C (storage)
Media Compatibility
✓ Outdoor patio tables ✓ Indoor side tables ✓ Camping/portable surfaces
Unsuitable: Submerged or high-pressure washdown environments
Sizing Data Required
  • Required illumination area (square meters)
  • Daily sunlight exposure hours
  • Desired runtime without sunlight (hours)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Battery Degradation
Cause: Deep discharge cycles from insufficient solar charging or overuse, leading to reduced capacity and eventual failure of rechargeable batteries.
LED Driver Circuit Failure
Cause: Thermal stress from prolonged operation or voltage spikes damaging integrated circuits that regulate power to LEDs.
Maintenance Indicators
  • Significant reduction in illumination time despite full sun exposure
  • Flickering or inconsistent light output when switched on
Engineering Tips
  • Ensure solar panel is cleaned weekly with a soft cloth to maintain optimal charging efficiency and prevent battery stress.
  • Avoid exposing the lamp to extreme temperatures by placing it in shaded, ventilated areas when not in use to prolong electronic component life.

Compliance & Manufacturing Standards

Reference Standards
IEC 60598-1: Luminaires - General requirements and tests IEC 62133-2: Safety requirements for portable sealed secondary cells, and for batteries made from them, for use in portable applications - Part 2: Lithium systems EN 55015: Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment
Manufacturing Precision
  • Solar panel alignment: +/-2 degrees from optimal sun angle
  • Lamp housing seam gap: ≤0.5mm
Quality Inspection
  • IP rating test (e.g., IP44 for splash resistance)
  • Battery cycle life test (minimum 500 charge/discharge cycles)

Factories Producing Solar Table Lamps

Verified manufacturers with capability to produce this product in China

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✓ 96% Supplier Capability Match Found

T Technical Director from Australia Feb 07, 2026
★★★★★
"The technical documentation for this Solar Table Lamps is very thorough, especially regarding Solar Panel Wattage (watts)."
Technical Specifications Verified
P Project Engineer from Singapore Feb 04, 2026
★★★★☆
"Reliable performance in harsh Electrical Equipment Manufacturing environments. No issues with the Solar Table Lamps so far. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Germany Feb 01, 2026
★★★★★
"Testing the Solar Table Lamps now; the Solar Panel Wattage (watts) results are within 1% of the laboratory datasheet."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

18 sourcing managers are analyzing this specification now. Last inquiry for Solar Table Lamps from Germany (1h ago).

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Frequently Asked Questions

How long does the solar table lamp take to fully charge?

Charging time varies by solar panel wattage and sunlight conditions, typically ranging from 6-10 hours under direct sunlight for a complete charge.

What is the average runtime on a full battery charge?

Runtime depends on battery capacity (mAh) and light output settings, but most models provide 8-12 hours of illumination at medium brightness.

Can these solar table lamps be used indoors without sunlight?

Yes, they can be charged via USB as a backup, and the light sensor automatically adjusts brightness based on ambient light conditions for optimal indoor use.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Electrical Equipment Manufacturing sector.

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