---
title: "Solar Wall Lights"
industry: "Electrical Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:SOLAR_WALL_LIGHTS"
  data_integrity_hash: "757add90bb6e223b71eb7826b3b30032"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:SOLAR_WALL_LIGHTS"
  data_source_uri: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/solar-wall-lights.md"
  official_resource_url: "https://cnfx.com/industry/electrical-equipment-manufacturing/product/solar-wall-lights"
  is_verified_logic: true
attributes:
  primary_spec:
    status: "config-dependent"
    typical_range: "3.0-5.5 V DC, 0.1-2.0 A, -20°C to +60°C ambient temperature"
    unit: "lumens"
engineering_limits:
  max_safe_operating_point:
    value: 2.5
    unit: "V"
    consequence: "Electrolyte decomposition in lithium-ion batteries below 2.5 V causing irreversible capacity loss, lithium plating above 4.2 V causing internal short circuits, thermal runaway in photovoltaic cells reducing conversion efficiency below 15%, quantum efficiency degradation in LEDs above 120°C junction temperature"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Photovoltaic cell potential-induced degradation exceeding 30% efficiency loss"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrated bypass diodes with 0.7 V forward voltage rating across cell strings, anti-reflective coating with 1.5 refractive index on photovoltaic surface"
  - node_2:
      trigger: "Lithium-ion battery internal impedance increase above 100 mΩ due to SEI layer growth"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Battery management system with coulomb counting algorithm maintaining 20-80% state of charge, temperature-compensated charging at C/10 rate"
bom_nodes:
  photovoltaic-panel:
    type: "part"
    urn: "URN:CNFX:ME:PHOTOVOLTAIC_PANEL"
    interface_type: "physical-logic-coupled"
  rechargeable-battery:
    type: "part"
    urn: "URN:CNFX:ME:RECHARGEABLE_BATTERY"
    interface_type: "physical-logic-coupled"
  led-array:
    type: "part"
    urn: "URN:CNFX:ME:LED_ARRAY"
    interface_type: "physical-logic-coupled"
  control-circuit-board:
    type: "part"
    urn: "URN:CNFX:ME:CONTROL_CIRCUIT_BOARD"
    interface_type: "physical-logic-coupled"
  light-sensor:
    type: "part"
    urn: "URN:CNFX:ME:LIGHT_SENSOR"
    interface_type: "physical-logic-coupled"
  motion-sensor:
    type: "part"
    urn: "URN:CNFX:ME:MOTION_SENSOR"
    interface_type: "physical-logic-coupled"
  mounting-bracket:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_BRACKET"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "CE MARKING PER EU LOW VOLTAGE DIRECTIVE 2014/35/EU AND ROHS DIRECTIVE 2011/65/EU"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/solar-wall-lights.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "02ce7b121807a2cecd8b4d33cad25ad87fe1229da0328c7d4608a2134f05664d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Solar Wall Lights

## 1. Technical Definition
Outdoor lighting fixtures that mount on walls and operate using solar energy converted to electricity.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **3.0-5.5 V DC, 0.1-2.0 A, -20°C to +60°C ambient temperature**. Failure boundary: **Lithium-ion battery voltage below 2.5 V (deep discharge) or above 4.2 V (overcharge), photovoltaic cell temperature exceeding 85°C, LED junction temperature exceeding 120°C**, Mechanism: **Electrolyte decomposition in lithium-ion batteries below 2.5 V causing irreversible capacity loss, lithium plating above 4.2 V causing internal short circuits, thermal runaway in photovoltaic cells reducing conversion efficiency below 15%, quantum efficiency degradation in LEDs above 120°C junction temperature**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Photovoltaic cell potential-induced degradation exceeding 30% efficiency loss | 8 | Solar charging circuit failure preventing battery replenishment | Integrated bypass diodes with 0.7 V forward voltage rating across cell strings, anti-reflective coating with 1.5 refractive index on photovoltaic surface |
| Lithium-ion battery internal impedance increase above 100 mΩ due to SEI layer growth | 8 | Insufficient discharge current causing LED dimming below 50 lumens | Battery management system with coulomb counting algorithm maintaining 20-80% state of charge, temperature-compensated charging at C/10 rate |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| primary_spec | Config-dependent | lumens | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Photovoltaic Panel](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/photovoltaic-panel.md) `(Standalone System)`
- [Rechargeable Battery](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/rechargeable-battery.md) `(Standalone System)`
- [LED Array](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/led-array.md) `(Standalone System)`
- [Control Circuit Board](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/control-circuit-board.md) `(Standalone System)`
- [Light Sensor](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/light-sensor.md) `(Standalone System)`
- [Motion Sensor](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/motion-sensor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Solar Panel Laminator**, **LED Assembly Line**, **Battery Spot Welding Machine**  
**Downstream Applications**: Solar Garden Lights, Solar Street Lights, Solar Security Lights  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: How long do solar wall lights stay illuminated after charging?
**A**: Our solar wall lights provide 8-12 hours of illumination after a full day's charge, depending on battery capacity and sunlight exposure.

### Q: What is the IP rating and what does it mean for outdoor use?
**A**: These solar wall lights feature IP65 rating, making them dust-tight and protected against water jets from any direction, ensuring reliable performance in all weather conditions.

### Q: Can the motion sensor range be adjusted?
**A**: Yes, the motion sensor has an adjustable range of 3-10 meters with configurable sensitivity settings to minimize false triggers while maintaining security coverage.

## 6. Manufacturing Compliance
- CE MARKING PER EU LOW VOLTAGE DIRECTIVE 2014/35/EU AND ROHS DIRECTIVE 2011/65/EU

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Solar Wall Lights](https://cnfx.com/industry/electrical-equipment-manufacturing/product/solar-wall-lights)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **7** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: SOLAR_WALL_LIGHTS | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: ca2ad4c2
