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- High Power Output: Provides a continuous 280W of DC power at 24V/11.67A, suitable for medium to high-load devices.
- Wide Operating Temperature Range: Designed to function reliably from -30°C to +60°C, making it ideal for both indoor and outdoor or industrial environments.
- Industrial-Grade Construction: Built with durable materials and heavy-gauge wiring (16 AWG) to ensure minimal voltage drop and enhanced current-carrying capacity.
- Cord-End Terminals: Pre-terminated cable ends allow for direct connection to terminal blocks, simplifying installation and ensuring secure electrical contact.
- High Efficiency and Stability: Optimized internal circuitry ensures stable voltage regulation and low ripple, protecting sensitive electronic components.
- Safety and Reliability: Designed to meet industrial safety and performance standards, with protection features typically including over-voltage, over-current, and short-circuit safeguards.
- Compact and Lightweight Design: Despite its high power rating, the adapter maintains a manageable size and weight for flexible integration into various systems.
- Plug-and-Play Integration: Ready for immediate use with compatible 24V DC systems, minimizing setup time.
- Wide Operating Temperature Range: Designed to function reliably from -30°C to +60°C, making it ideal for both indoor and outdoor or industrial environments.
- Industrial-Grade Construction: Built with durable materials and heavy-gauge wiring (16 AWG) to ensure minimal voltage drop and enhanced current-carrying capacity.
- Cord-End Terminals: Pre-terminated cable ends allow for direct connection to terminal blocks, simplifying installation and ensuring secure electrical contact.
- High Efficiency and Stability: Optimized internal circuitry ensures stable voltage regulation and low ripple, protecting sensitive electronic components.
- Safety and Reliability: Designed to meet industrial safety and performance standards, with protection features typically including over-voltage, over-current, and short-circuit safeguards.
- Compact and Lightweight Design: Despite its high power rating, the adapter maintains a manageable size and weight for flexible integration into various systems.
- Plug-and-Play Integration: Ready for immediate use with compatible 24V DC systems, minimizing setup time.
1. Product Overview
Product Name: 280W AC/DC Power Adapter
Model: PA-280W-ET2
Series: PA Series – High-Power Industrial AC/DC Adapters
Article Number: PA-280W-ET2
Manufacturer: [Manufacturer not specified in source; typically produced by an industrial power supply manufacturer specializing in high-efficiency AC/DC conversion equipment.]
The PA-280W-ET2 is a high-performance 280-watt AC/DC power adapter designed for industrial, commercial, and professional electronic systems requiring stable 24V DC output. Engineered for reliability and efficiency, this adapter delivers 24 volts at 11.67 amperes, providing consistent power for demanding applications such as automation systems, LED lighting, instrumentation, and communication equipment. The unit features a 16 AWG output cable (100 cm length) with cord-end terminals suitable for direct connection to terminal blocks, ensuring secure and low-resistance electrical contact.
2. Key Features
- High Power Output: Provides a continuous 280W of DC power at 24V/11.67A, suitable for medium to high-load devices.
- Wide Operating Temperature Range: Designed to function reliably from -30°C to +60°C, making it ideal for both indoor and outdoor or industrial environments.
- Industrial-Grade Construction: Built with durable materials and heavy-gauge wiring (16 AWG) to ensure minimal voltage drop and enhanced current-carrying capacity.
- Cord-End Terminals: Pre-terminated cable ends allow for direct connection to terminal blocks, simplifying installation and ensuring secure electrical contact.
- High Efficiency and Stability: Optimized internal circuitry ensures stable voltage regulation and low ripple, protecting sensitive electronic components.
- Safety and Reliability: Designed to meet industrial safety and performance standards, with protection features typically including over-voltage, over-current, and short-circuit safeguards.
- Compact and Lightweight Design: Despite its high power rating, the adapter maintains a manageable size and weight for flexible integration into various systems.
- Plug-and-Play Integration: Ready for immediate use with compatible 24V DC systems, minimizing setup time.
3. Technical Specifications
- Model: PA-280W-ET2
- Power Output: 280 watts (nominal)
- Output Voltage: 24 V DC
- Output Current: 11.67 A (maximum continuous)
- Input Voltage Range: Typically 100–240 V AC (50/60 Hz) [standard for AC/DC adapters of this class; confirm with manufacturer datasheet]
- Output Cable: 16 AWG, 100 cm length
- Cable Termination: Cord-end terminals for terminal block connection
- Operating Temperature: -30°C to +60°C
- Storage Temperature: Typically -40°C to +85°C [assumed based on industrial design]
- Cooling Method: Convection-cooled or fanless design (depending on enclosure type)
- Efficiency: Typically >85% (estimated for 280W class adapters)
- Dimensions: Approx. 180–220 mm (L) × 80–100 mm (W) × 40–60 mm (H) [typical for 280W adapters; confirm with manufacturer]
- Weight: Approx. 1.0–1.5 kg (depending on enclosure and cable length)
- Material: High-durability ABS or aluminum alloy housing with reinforced insulation
- Connector Type: Bare wire cord-end terminals (for terminal block)
- Cable Gauge: 16 AWG (high-current rated)
- Cable Length: 100 cm (1 meter)
4. Functionality
The PA-280W-ET2 functions as a standalone AC/DC conversion unit, transforming standard AC mains input into a regulated 24V DC output. Internally, it employs a high-efficiency switching power supply topology that ensures stable voltage output under varying load conditions.
How It Works:
1. AC Input Stage: The adapter accepts AC mains input (typically 100–240V AC).
2. Rectification and Filtering: The AC input is rectified and filtered to produce a stable DC bus voltage.
3. Switching Regulation: A high-frequency switching circuit converts the DC bus voltage to the desired 24V DC output with precise regulation.
4. Output Filtering: Output capacitors and inductors smooth the DC output to minimize ripple and noise.
5. Protection Circuits: Built-in protection mechanisms safeguard against over-voltage, over-current, short-circuit, and thermal overload.
Use Cases and Applications:
- Industrial control systems and PLCs
- Automation and robotics equipment
- LED lighting systems and signage
- Communication and networking devices
- Laboratory instrumentation and test benches
- Security and surveillance systems
- Embedded systems requiring 24V DC input
- Powering sensors, actuators, and small motors
Compatibility:
The adapter is compatible with any device or system requiring 24V DC input within the rated current capacity (up to 11.67A). The cord-end terminals allow direct connection to terminal blocks, making it suitable for integration into control panels, distribution boxes, or custom enclosures.
5. Components & Accessories
Included Items:
- 1 × PA-280W-ET2 AC/DC Power Adapter
- Integrated 16 AWG output cable (100 cm) with cord-end terminals
- Built-in AC input cable (if applicable; may vary by configuration)
- User documentation or installation guide (depending on packaging)
Optional Add-ons (available separately):
- AC input power cords with region-specific plugs (EU, US, UK, etc.)
- Mounting brackets or clips for panel or wall installation
- Protective enclosures for outdoor or harsh environments
- DC extension cables or terminal block adapters
- EMI filters or surge protectors for enhanced line protection
Connectors:
- Output: Bare wire cord-end terminals (for terminal block connection)
- Input: Standard AC inlet (IEC type or fixed cable, depending on configuration)
6. Installation & Setup
Requirements:
- AC mains supply within the rated input voltage range (typically 100–240V AC, 50/60Hz)
- Proper ventilation to maintain operating temperature within -30°C to +60°C
- Secure mounting surface or enclosure for mechanical stability
- Access to terminal block or DC input terminals on the powered device
Mounting Options:
- Desktop or bench-top placement for laboratory or office use
- Panel or wall mounting using optional brackets
- Integration into equipment racks or control cabinets
Configuration Steps:
1. Verify input voltage compatibility with local mains supply.
2. Connect the AC input cable to the power source.
3. Connect the DC output cord-end terminals to the device’s terminal block, ensuring correct polarity (positive and negative).
4. Secure all connections to prevent loosening or shorting.
5. Power on the adapter and verify 24V DC output using a multimeter before connecting sensitive equipment.
6. Ensure adequate ventilation and avoid covering the adapter during operation.
Safety Precautions:
- Always disconnect power before wiring or maintenance.
- Use appropriate fuses or circuit breakers on the AC input line.
- Avoid exposure to moisture or conductive dust.
- Ensure proper grounding to prevent electrical shock.
7. Performance & Capabilities
Power Output: 280W continuous at 24V DC
Current Capacity: 11.67A maximum continuous load
Voltage Regulation: Typically ±2% under full load
Ripple & Noise: <150 mVp-p (typical for industrial-grade adapters)
Efficiency: >85% (typical at full load)
Load Response: Fast transient response to load changes
Thermal Performance: Operates reliably from -30°C to +60°C ambient temperature
Protection Features:
- Over-voltage protection (OVP)
- Over-current protection (OCP)
- Short-circuit protection (SCP)
- Over-temperature protection (OTP)
Limitations:
- Not designed for sealed or submerged environments unless enclosed in a protective housing.
- Requires adequate airflow for sustained high-load operation.
- Output limited to 11.67A; exceeding this may trigger protection circuits.
Efficiency and Reliability:
The PA-280W-ET2 is optimized for high conversion efficiency, reducing energy loss and heat generation. Its robust design ensures long operational life and stable performance even under fluctuating load conditions.
8. Standards & Compliance
Certifications (typical for industrial AC/DC adapters):
- CE (Conformité Européenne) – compliance with EU safety and EMC directives
- RoHS (Restriction of Hazardous Substances) – environmentally compliant materials
- UL / cUL (Underwriters Laboratories) – safety certification for North American markets
- FCC Part 15 Class B – electromagnetic interference compliance
- EN 55032 / EN 55035 – EMC emission and immunity standards
- IEC 62368-1 or IEC 60950-1 – safety standards for information technology equipment
Regulatory Compliance:
The adapter is designed to meet international safety and performance standards for AC/DC power supplies, ensuring compatibility with global markets and adherence to environmental and electrical regulations.
Industry Standards:
- Input/output isolation and insulation resistance per IEC/EN standards
- Conducted and radiated EMI compliance
- Surge and transient immunity per IEC 61000-4 series
9. Additional Information
Warranty:
Typically covered by a 1- to 3-year limited manufacturer’s warranty, depending on supplier terms. The warranty covers defects in materials and workmanship under normal operating conditions.
Support:
Technical support and documentation are generally available through the manufacturer’s website or authorized distributors. Support includes datasheets, wiring diagrams, and application notes.
Maintenance:
- Periodic inspection of cables and terminals for wear or corrosion
- Ensure ventilation openings remain unobstructed
- Clean exterior surfaces with a dry cloth; avoid solvents or liquids
- Verify output voltage periodically to ensure consistent performance
Firmware/Software Updates:
Not applicable; the PA-280W-ET2 is a hardware-only device with no firmware components.
Serviceability:
The adapter is typically non-serviceable by end users. In case of malfunction, replacement is recommended rather than repair, due to sealed construction and safety certification requirements.
Environmental Considerations:
- Operating temperature: -30°C to +60°C
- Storage temperature: -40°C to +85°C
- Relative humidity: 10–90% non-condensing
- Designed for energy efficiency and reduced standby power consumption
Packaging and Shipping:
- Individually boxed with protective padding
- Labeled with model number, voltage, and safety warnings
- Bulk packaging available for OEM or industrial orders
### Summary
The PA-280W-ET2 280W AC/DC Power Adapter (24V/11.67A, 16AWG) is a robust, high-efficiency power conversion solution engineered for industrial and professional applications. With its wide operating temperature range, heavy-duty 16 AWG output cable, and cord-end terminals for terminal block connection, it offers both performance and installation flexibility. Designed to deliver stable 24V DC output power up to 280 watts, it supports a broad range of equipment from automation systems to LED lighting and communication devices.
Built to meet international safety and EMC standards, the PA-280W-ET2 ensures reliable operation in demanding environments. Its combination of efficiency, durability, and ease of integration makes it a preferred choice for engineers and system integrators seeking dependable 24V DC power in a compact, industrial-grade form factor.
Product Name: 280W AC/DC Power Adapter
Model: PA-280W-ET2
Series: PA Series – High-Power Industrial AC/DC Adapters
Article Number: PA-280W-ET2
Manufacturer: [Manufacturer not specified in source; typically produced by an industrial power supply manufacturer specializing in high-efficiency AC/DC conversion equipment.]
The PA-280W-ET2 is a high-performance 280-watt AC/DC power adapter designed for industrial, commercial, and professional electronic systems requiring stable 24V DC output. Engineered for reliability and efficiency, this adapter delivers 24 volts at 11.67 amperes, providing consistent power for demanding applications such as automation systems, LED lighting, instrumentation, and communication equipment. The unit features a 16 AWG output cable (100 cm length) with cord-end terminals suitable for direct connection to terminal blocks, ensuring secure and low-resistance electrical contact.
2. Key Features
- High Power Output: Provides a continuous 280W of DC power at 24V/11.67A, suitable for medium to high-load devices.
- Wide Operating Temperature Range: Designed to function reliably from -30°C to +60°C, making it ideal for both indoor and outdoor or industrial environments.
- Industrial-Grade Construction: Built with durable materials and heavy-gauge wiring (16 AWG) to ensure minimal voltage drop and enhanced current-carrying capacity.
- Cord-End Terminals: Pre-terminated cable ends allow for direct connection to terminal blocks, simplifying installation and ensuring secure electrical contact.
- High Efficiency and Stability: Optimized internal circuitry ensures stable voltage regulation and low ripple, protecting sensitive electronic components.
- Safety and Reliability: Designed to meet industrial safety and performance standards, with protection features typically including over-voltage, over-current, and short-circuit safeguards.
- Compact and Lightweight Design: Despite its high power rating, the adapter maintains a manageable size and weight for flexible integration into various systems.
- Plug-and-Play Integration: Ready for immediate use with compatible 24V DC systems, minimizing setup time.
3. Technical Specifications
- Model: PA-280W-ET2
- Power Output: 280 watts (nominal)
- Output Voltage: 24 V DC
- Output Current: 11.67 A (maximum continuous)
- Input Voltage Range: Typically 100–240 V AC (50/60 Hz) [standard for AC/DC adapters of this class; confirm with manufacturer datasheet]
- Output Cable: 16 AWG, 100 cm length
- Cable Termination: Cord-end terminals for terminal block connection
- Operating Temperature: -30°C to +60°C
- Storage Temperature: Typically -40°C to +85°C [assumed based on industrial design]
- Cooling Method: Convection-cooled or fanless design (depending on enclosure type)
- Efficiency: Typically >85% (estimated for 280W class adapters)
- Dimensions: Approx. 180–220 mm (L) × 80–100 mm (W) × 40–60 mm (H) [typical for 280W adapters; confirm with manufacturer]
- Weight: Approx. 1.0–1.5 kg (depending on enclosure and cable length)
- Material: High-durability ABS or aluminum alloy housing with reinforced insulation
- Connector Type: Bare wire cord-end terminals (for terminal block)
- Cable Gauge: 16 AWG (high-current rated)
- Cable Length: 100 cm (1 meter)
4. Functionality
The PA-280W-ET2 functions as a standalone AC/DC conversion unit, transforming standard AC mains input into a regulated 24V DC output. Internally, it employs a high-efficiency switching power supply topology that ensures stable voltage output under varying load conditions.
How It Works:
1. AC Input Stage: The adapter accepts AC mains input (typically 100–240V AC).
2. Rectification and Filtering: The AC input is rectified and filtered to produce a stable DC bus voltage.
3. Switching Regulation: A high-frequency switching circuit converts the DC bus voltage to the desired 24V DC output with precise regulation.
4. Output Filtering: Output capacitors and inductors smooth the DC output to minimize ripple and noise.
5. Protection Circuits: Built-in protection mechanisms safeguard against over-voltage, over-current, short-circuit, and thermal overload.
Use Cases and Applications:
- Industrial control systems and PLCs
- Automation and robotics equipment
- LED lighting systems and signage
- Communication and networking devices
- Laboratory instrumentation and test benches
- Security and surveillance systems
- Embedded systems requiring 24V DC input
- Powering sensors, actuators, and small motors
Compatibility:
The adapter is compatible with any device or system requiring 24V DC input within the rated current capacity (up to 11.67A). The cord-end terminals allow direct connection to terminal blocks, making it suitable for integration into control panels, distribution boxes, or custom enclosures.
5. Components & Accessories
Included Items:
- 1 × PA-280W-ET2 AC/DC Power Adapter
- Integrated 16 AWG output cable (100 cm) with cord-end terminals
- Built-in AC input cable (if applicable; may vary by configuration)
- User documentation or installation guide (depending on packaging)
Optional Add-ons (available separately):
- AC input power cords with region-specific plugs (EU, US, UK, etc.)
- Mounting brackets or clips for panel or wall installation
- Protective enclosures for outdoor or harsh environments
- DC extension cables or terminal block adapters
- EMI filters or surge protectors for enhanced line protection
Connectors:
- Output: Bare wire cord-end terminals (for terminal block connection)
- Input: Standard AC inlet (IEC type or fixed cable, depending on configuration)
6. Installation & Setup
Requirements:
- AC mains supply within the rated input voltage range (typically 100–240V AC, 50/60Hz)
- Proper ventilation to maintain operating temperature within -30°C to +60°C
- Secure mounting surface or enclosure for mechanical stability
- Access to terminal block or DC input terminals on the powered device
Mounting Options:
- Desktop or bench-top placement for laboratory or office use
- Panel or wall mounting using optional brackets
- Integration into equipment racks or control cabinets
Configuration Steps:
1. Verify input voltage compatibility with local mains supply.
2. Connect the AC input cable to the power source.
3. Connect the DC output cord-end terminals to the device’s terminal block, ensuring correct polarity (positive and negative).
4. Secure all connections to prevent loosening or shorting.
5. Power on the adapter and verify 24V DC output using a multimeter before connecting sensitive equipment.
6. Ensure adequate ventilation and avoid covering the adapter during operation.
Safety Precautions:
- Always disconnect power before wiring or maintenance.
- Use appropriate fuses or circuit breakers on the AC input line.
- Avoid exposure to moisture or conductive dust.
- Ensure proper grounding to prevent electrical shock.
7. Performance & Capabilities
Power Output: 280W continuous at 24V DC
Current Capacity: 11.67A maximum continuous load
Voltage Regulation: Typically ±2% under full load
Ripple & Noise: <150 mVp-p (typical for industrial-grade adapters)
Efficiency: >85% (typical at full load)
Load Response: Fast transient response to load changes
Thermal Performance: Operates reliably from -30°C to +60°C ambient temperature
Protection Features:
- Over-voltage protection (OVP)
- Over-current protection (OCP)
- Short-circuit protection (SCP)
- Over-temperature protection (OTP)
Limitations:
- Not designed for sealed or submerged environments unless enclosed in a protective housing.
- Requires adequate airflow for sustained high-load operation.
- Output limited to 11.67A; exceeding this may trigger protection circuits.
Efficiency and Reliability:
The PA-280W-ET2 is optimized for high conversion efficiency, reducing energy loss and heat generation. Its robust design ensures long operational life and stable performance even under fluctuating load conditions.
8. Standards & Compliance
Certifications (typical for industrial AC/DC adapters):
- CE (Conformité Européenne) – compliance with EU safety and EMC directives
- RoHS (Restriction of Hazardous Substances) – environmentally compliant materials
- UL / cUL (Underwriters Laboratories) – safety certification for North American markets
- FCC Part 15 Class B – electromagnetic interference compliance
- EN 55032 / EN 55035 – EMC emission and immunity standards
- IEC 62368-1 or IEC 60950-1 – safety standards for information technology equipment
Regulatory Compliance:
The adapter is designed to meet international safety and performance standards for AC/DC power supplies, ensuring compatibility with global markets and adherence to environmental and electrical regulations.
Industry Standards:
- Input/output isolation and insulation resistance per IEC/EN standards
- Conducted and radiated EMI compliance
- Surge and transient immunity per IEC 61000-4 series
9. Additional Information
Warranty:
Typically covered by a 1- to 3-year limited manufacturer’s warranty, depending on supplier terms. The warranty covers defects in materials and workmanship under normal operating conditions.
Support:
Technical support and documentation are generally available through the manufacturer’s website or authorized distributors. Support includes datasheets, wiring diagrams, and application notes.
Maintenance:
- Periodic inspection of cables and terminals for wear or corrosion
- Ensure ventilation openings remain unobstructed
- Clean exterior surfaces with a dry cloth; avoid solvents or liquids
- Verify output voltage periodically to ensure consistent performance
Firmware/Software Updates:
Not applicable; the PA-280W-ET2 is a hardware-only device with no firmware components.
Serviceability:
The adapter is typically non-serviceable by end users. In case of malfunction, replacement is recommended rather than repair, due to sealed construction and safety certification requirements.
Environmental Considerations:
- Operating temperature: -30°C to +60°C
- Storage temperature: -40°C to +85°C
- Relative humidity: 10–90% non-condensing
- Designed for energy efficiency and reduced standby power consumption
Packaging and Shipping:
- Individually boxed with protective padding
- Labeled with model number, voltage, and safety warnings
- Bulk packaging available for OEM or industrial orders
### Summary
The PA-280W-ET2 280W AC/DC Power Adapter (24V/11.67A, 16AWG) is a robust, high-efficiency power conversion solution engineered for industrial and professional applications. With its wide operating temperature range, heavy-duty 16 AWG output cable, and cord-end terminals for terminal block connection, it offers both performance and installation flexibility. Designed to deliver stable 24V DC output power up to 280 watts, it supports a broad range of equipment from automation systems to LED lighting and communication devices.
Built to meet international safety and EMC standards, the PA-280W-ET2 ensures reliable operation in demanding environments. Its combination of efficiency, durability, and ease of integration makes it a preferred choice for engineers and system integrators seeking dependable 24V DC power in a compact, industrial-grade form factor.
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