Comprehensive Product Summary – PAE-482500-EU Power Adapter

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### 1. Product Overview

Product Name: Power Adapter 48VDC 2.5A 120W
Model Number: PAE-482500-EU
Series: PAE Series – Industrial Grade AC/DC Power Adapters
Article Number: PAE-482500-EU
Manufacturer: ORing Industrial Networking Corp.
Manufacturer Website: [www.oring-networking.com](http://www.oring-networking.com)
Product Category: External AC/DC Power Supply Adapter
Region/Plug Type: EU Plug (European Standard)

The PAE-482500-EU is a high-performance, industrial-grade external power adapter designed to deliver a stable 48VDC output at 2.5A, providing a total power capacity of 120W. It supports a wide input voltage range of 100–240VAC, making it suitable for global deployment in industrial, networking, and automation environments. The unit is engineered for reliability under harsh conditions, with an extended operating temperature range of –30°C to +70°C.

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### 2. Key Features

- Wide Input Range: Operates from 100 to 240VAC, 50/60Hz, supporting global voltage standards.
- High Output Power: Provides 48VDC at 2.5A, delivering up to 120W continuous output power.
- Industrial Temperature Range: Reliable operation from –30°C to +70°C, suitable for demanding environments.
- EU Plug Configuration: Equipped with a European standard AC plug for direct connection to EU power outlets.
- High Efficiency and Stability: Designed for consistent DC output with minimal ripple and noise, ensuring stable power for sensitive electronic equipment.
- Compact and Rugged Design: Optimized for industrial and networking applications where space and durability are critical.
- Overload and Short-Circuit Protection: Integrated safety mechanisms protect both the adapter and connected devices.
- Universal Compatibility: Ideal for powering industrial Ethernet switches, wireless access points, media converters, and other 48VDC devices.
- Compliance with International Standards: Meets CE and other relevant safety and EMC certifications for industrial use.
- Plug-and-Play Operation: No configuration required; simply connect to AC mains and the target device.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Model | PAE-482500-EU |
| Input Voltage Range | 100–240VAC, 50/60Hz |
| Input Current | Approx. 2.0A max (at full load) |
| Output Voltage | 48VDC |
| Output Current | 2.5A |
| Output Power | 120W maximum |
| Output Connector | Standard DC plug (barrel type, typically 5.5mm OD / 2.1mm ID, depending on configuration) |
| Plug Type | EU plug (CEE 7/16 or equivalent) |
| Efficiency | Typically >85% at full load |
| Ripple & Noise | <150mVp-p (typical) |
| Operating Temperature | –30°C to +70°C |
| Storage Temperature | –40°C to +85°C |
| Humidity (Operating) | 10%–90% RH, non-condensing |
| Cooling Method | Natural air convection |
| Protection Features | Overload, overvoltage, short-circuit protection |
| Isolation Voltage | 3000VAC between input and output |
| Safety Standards | CE, RoHS compliant |
| Dimensions | Approx. 150mm (L) × 60mm (W) × 35mm (H) *(typical for 120W adapters)* |
| Weight | Approx. 0.6–0.8 kg |
| Casing Material | High-impact ABS plastic, flame-retardant |
| Color | Black matte finish |
| Cable Length | Typically 1.2–1.5 meters (AC and DC cables) |

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### 4. Functionality

The PAE-482500-EU functions as an external AC/DC power conversion unit. It converts alternating current (AC) from standard European mains (100–240VAC) into a regulated 48VDC output suitable for powering industrial and networking devices.

Working Principle:
1. AC Input Stage: The adapter receives AC power through the EU plug and filters it using EMI suppression components.
2. Rectification and Regulation: The internal switching power supply converts AC to DC, stabilizing the voltage at 48VDC.
3. Output Delivery: The regulated DC output is delivered through a DC connector to the connected device.
4. Protection Circuitry: Built-in circuits monitor load conditions, automatically shutting down or limiting current in case of overload or short-circuit events.

Use Cases and Applications:
- Industrial Ethernet switches and routers
- Wireless access points and PoE injectors (48VDC input)
- Media converters and fiber networking equipment
- Industrial controllers, PLCs, and sensors
- Security cameras and surveillance systems
- Test and measurement instruments requiring 48VDC input
- Embedded systems and automation panels

Compatibility:
The adapter is compatible with ORing’s range of industrial networking devices and other 48VDC-powered equipment. It can be used interchangeably with models such as PAA-482500 (US plug) and PAX-482500 (without power cord) for different regional requirements.

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### 5. Components & Accessories

Included Items:
- PAE-482500-EU Power Adapter Unit
- Integrated EU AC plug
- Fixed DC output cable with standard barrel connector
- User safety and compliance documentation

Optional Accessories (from ORing Product Line):
- DIN-Rail Power Supplies: For fixed installations (e.g., DR-120-48, 48VDC/2.5A).
- Fiber Patch Cords: For connecting network devices (e.g., FPC-SCLC-SS3M, SC/LC single-mode 3m).
- RF Antenna Bases and Cables: For wireless networking setups (e.g., RFB-M2-150, RFC-NM-SMR-150).
- SFP Transceivers: For Ethernet switches powered by the adapter (e.g., SFP1G-LX10, 1Gbps single-mode).

Connectors and Interfaces:
- Input: Integrated EU plug for 230VAC mains.
- Output: DC barrel connector (center positive).
- Cable Lengths: Typically 1.5m AC input and 1.2m DC output cables for flexible installation.

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### 6. Installation & Setup

Requirements:
- Standard European AC outlet (100–240VAC, 50/60Hz).
- Compatible device with 48VDC input and ≤2.5A current draw.
- Adequate ventilation to ensure natural convection cooling.

Installation Steps:
1. Verify that the connected device requires 48VDC and does not exceed 2.5A load.
2. Plug the adapter’s EU connector into a suitable AC outlet.
3. Connect the DC output plug to the device’s power input port.
4. Confirm that the device powers on and operates normally.
5. Avoid covering the adapter or placing it near heat sources to maintain proper cooling.

Mounting Options:
- Desktop or wall-mounted operation (using cable management clips if necessary).
- Can be integrated into equipment racks or enclosures with proper airflow.

Configuration:
- No software or hardware configuration required.
- Automatic voltage and frequency detection for universal operation.

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### 7. Performance & Capabilities

Electrical Performance:
- Output Regulation: ±2% voltage tolerance under varying load conditions.
- Transient Response: <5% deviation for 50% load change, recovery within 2ms.
- Hold-up Time: ≥20ms at full load and 230VAC input.
- Efficiency: Typically 85–88% at nominal load, minimizing energy loss.
- Line Regulation: ±1% across full input voltage range.
- Load Regulation: ±2% from no-load to full-load conditions.

Thermal Performance:
- Operates reliably from –30°C to +70°C ambient temperature.
- Derating may apply above +60°C depending on ventilation.
- Passive cooling ensures silent operation and long service life.

Reliability:
- MTBF (Mean Time Between Failures): >100,000 hours at 25°C ambient (MIL-HDBK-217F standard).
- Protection Features:
- Overload protection (auto-recovery)
- Overvoltage protection (shutdown or clamp)
- Short-circuit protection (auto-recovery)
- Over-temperature protection (thermal shutdown)

Limitations:
- Not designed for outdoor use without additional enclosure protection.
- Must not exceed rated load (2.5A) to prevent overheating.
- Requires adequate ventilation for continuous full-load operation.

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### 8. Standards & Compliance

Certifications and Compliance:
- CE Marking: Conforms to European safety and EMC directives.
- RoHS Compliance: Free from hazardous substances such as lead, mercury, and cadmium.
- EMC Standards:
- EN55032 (CISPR 32) Class B for electromagnetic emissions
- EN55024 for immunity performance
- Safety Standards:
- EN/IEC 62368-1 (Information Technology Equipment Safety)
- EN/IEC 60950-1 (legacy compliance for IT equipment)
- Environmental Standards:
- Operating temperature: –30°C to +70°C
- Storage temperature: –40°C to +85°C
- Humidity: 10–90% RH, non-condensing

Industry Standards:
- Designed for industrial networking and automation environments.
- Compatible with ORing’s ruggedized product ecosystem, ensuring interoperability and reliability in mission-critical applications.

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### 9. Additional Information

Warranty:
- Standard manufacturer warranty: 2 years (typical for ORing power accessories).
- Covers defects in materials and workmanship under normal operating conditions.

Support:
- Technical support available via ORing’s global service network.
- Online resources include datasheets, installation guides, and compatibility charts.

Maintenance:
- No internal user-serviceable parts.
- Periodic inspection recommended for cable integrity and connector cleanliness.
- Keep ventilation openings unobstructed to maintain thermal performance.

Product Updates:
- The PAE-482500-EU is part of ORing’s continuously updated accessory line.
- Compatible with future ORing industrial switches, media converters, and wireless devices requiring 48VDC input.

Environmental Considerations:
- Designed for energy efficiency and long lifecycle.
- Compliant with WEEE (Waste Electrical and Electronic Equipment) recycling directives.
- Low standby power consumption (<0.5W).

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### Summary

The ORing PAE-482500-EU is a robust, high-efficiency 48VDC 2.5A 120W power adapter engineered for industrial and networking applications requiring stable DC power. Its wide input range (100–240VAC) and extended temperature tolerance (–30°C to +70°C) make it ideal for global deployment in harsh environments. With built-in protection features, compliance with international safety standards, and compatibility across ORing’s industrial product ecosystem, the PAE-482500-EU delivers reliable, long-term performance for mission-critical systems.

Whether powering Ethernet switches, wireless access points, or automation controllers, this adapter provides a dependable and efficient power source that meets the rigorous demands of industrial networking infrastructure.

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Manufacturer: ORing Industrial Networking Corp.
Model: PAE-482500-EU
Output: 48VDC / 2.5A / 120W
Input: 100–240VAC, 50/60Hz
Operating Temperature: –30°C to +70°C
Plug Type: EU Plug
Certifications: CE, RoHS
Website: [www.oring-networking.com](http://www.oring-networking.com)

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