24V 2A High Quality Power Supply

Specification

1. General Information

• Model: 24V 2A High-Quality Power Supply
• Type: AC-DC Adapter
• Input Voltage: 100V–240V AC (50/60Hz)
• Output Voltage: 24V DC
• Output Current: 2A
• Output Power: 48W

2. Electrical Specifications

• Input Frequency Range: 47–63Hz
• Efficiency: ≥85% at full load
• No-load Power Consumption: ≤0.3W
• Ripple and Noise: ≤120mVp-p (at full load)
• Line Regulation: ±1%
• Load Regulation: ±5%
• Power Factor Correction (PFC): Passive or Active (Optional based on the model)

3. Safety and Protection Features

• Overload Protection: Yes (Auto-recovery)
• Overvoltage Protection: Yes
• Short-circuit Protection: Yes (Auto-recovery)
• Over-temperature Protection: Yes
• Isolation Voltage: 3.75kV AC between input and output

4. Environmental Conditions

• Operating Temperature: -20°C to +45°C
• Storage Temperature: -40°C to +85°C
• Operating Humidity: 20% to 90% RH, non-condensing
• Storage Humidity: 10% to 95% RH, non-condensing

5. Physical Characteristics

• Dimensions: Approximately 120mm x 60mm x 35mm (varies by manufacturer)
• Weight: ~300 grams (may vary slightly)
• Case Material: Flame-retardant ABS plastic or aluminum housing
• Connector Type: DC barrel plug (5.5mm outer, 2.1mm inner, standard)
• Cable Length: Typically 1.2m – 1.8m

6. Compliance and Certifications

• Safety Standards:
  • UL/ETL
  • CE
  • FCC
  • RoHS
  • CCC (for China market)
• EMC Compliance: EN55032, EN55024
• Energy Efficiency Standards: Complies with DOE Level VI or EU CoC Tier 2

24V 2A High Quality Power Supply
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Kawh KA-1502DD 15V 2A Professional Bench Power Supply

Specifications

General Overview:

The Kawh KA-1502DD is a versatile and compact DC power supply, ideal for electronic bench applications, repair work, laboratory use, and various testing environments. It is designed to provide stable, precise, and continuous DC voltage with adjustable voltage and current settings. It also includes various safety features for reliable and safe operation.

Specifications:

• Model: KA-1502DD
• Output Voltage: 0 – 15V DC (adjustable)
• Output Current: 0 – 2A DC (adjustable)
• Input Voltage: 220V AC ±10% (50/60Hz), with a tolerance range to accommodate slight variations in supply
• Output Power: Up to 30W

Key Features:

• Voltage and Current Regulation: Smooth, fine adjustment for both voltage and current
• Display: Dual LED digital display for accurate real-time readings
  • Voltage Display: 3-digit LED
  • Current Display: 3-digit LED
• Cooling System: Built-in cooling fan with heat dissipation vents, allowing extended operation without overheating
• Protection Modes:
  • Overload Protection: Automatically cuts off power when exceeding max current
  • Short-Circuit Protection: Protects the power supply and connected devices in case of short circuits
  • Overheat Protection: Shuts down if internal temperature surpasses safety thresholds

Technical Characteristics:

• Load Regulation:
  • Voltage: ≤0.01% ± 2mV
  • Current: ≤0.2% ± 3mA
• Ripple & Noise:
  • Voltage: ≤1mVrms
  • Current: ≤3mArms
• Efficiency: High efficiency, designed for long operational life with minimal energy waste
• Power Factor Correction (PFC): Yes, to ensure reduced power loss and energy savings
• Operating Temperature: 0 – 40°C (32 – 104°F)
• Storage Temperature: -10 – 70°C (14 – 158°F)
• Humidity: ≤90% RH (non-condensing)

Dimensions & Weight:

• Dimensions: Approx. 70 x 160 x 220 mm
• Weight: Around 1.5 kg

Additional Features:

• Ease of Use: Simple user interface with knobs for precise control over voltage and current settings
• Build Quality: Durable casing with a compact and lightweight design for portability and space-saving on benches
• Applications:
  • Electronics testing and troubleshooting
  • Circuit board repair and prototyping
  • Laboratory experiments and analysis
  • Powering low-voltage devices and small DC motors

Kawh KA-1502DD 15V 2A Professional Bench Power Supply
darazsales

24V 15A 360W High Quality Power Supply

Specifications:

• Input Voltage Range: 100V-240V AC (Universal input)
• Input Frequency: 47-63Hz
• Input Current: 6.8A/115V or 3.4A/230V
• Power Factor (PFC): Active PFC typically >0.95 at full load
• Output Voltage: 24V DC
• Output Current: 15A
• Output Power: 360W (Max)
• Efficiency: ≥ 85% (depending on load conditions)
• Output Ripple & Noise: ≤ 200mVp-p at full load
• Output Voltage Tolerance: ±1%
• Voltage Adjustability: 22.8V – 25.2V (adjustable using a potentiometer)
• Hold-up Time: ≥ 20ms at full load (input 115V AC)

Protection Features:

• Overload Protection: 105%-150% rated output power, automatic recovery
• Overvoltage Protection: Shut down when overvoltage occurs, automatic recovery
• Short Circuit Protection: Output shuts down when short circuit occurs, automatic recovery
• Over-temperature Protection: Auto shutdown on high temperature, automatic recovery when cooled down

Environmental Conditions:

• Operating Temperature: -10°C to +60°C (Derating required above 45°C)
• Storage Temperature: -20°C to +85°C
• Operating Humidity: 20%-90% non-condensing
• Vibration: 10-500Hz, 2G 10min./cycle, period for 60 min. each along X, Y, Z axes
• Cooling: Forced air cooling with a built-in fan

Mechanical Specifications:

• Dimensions: Approx. 215mm x 115mm x 50mm (L x W x H)
• Weight: Approx. 850g to 1kg
• Case Material: Aluminum alloy casing for heat dissipation
• Mounting Type: Screw mountable with optional DIN rail clips
• Connectors: Screw terminal blocks for input and output wiring
• Fan: Built-in fan for active cooling

Certifications and Standards:

• Safety Standards: UL60950-1, EN60950-1
• EMC Standards: EN55032, EN61000-3-2, EN61000-4-2
• RoHS Compliant: Yes

Applications:

• Industrial automation systems
• CNC machines
• LED lighting
• 3D printers
• Battery chargers
• Surveillance and security systems

24V 15A 360W High Quality Power Supply
darazsales

12V 20A 240W High Quality Power Supply

Specifications:

• Input Voltage: 100-240V AC, 50/60Hz
• Input Current: 3.2A (at 110V AC), 1.6A (at 220V AC)
• Efficiency: ≥85%
• Power Factor: ≥0.98
• Inrush Current: Cold start ≤30A at 110V, ≤50A at 220V

Output Specifications:

• Output Voltage: 12V DC (adjustable range: ±10%)
• Output Current: 20A max
• Output Power: 240W
• Ripple & Noise: ≤150mV (p-p)
• Voltage Tolerance: ±1%
• Line Regulation: ±0.5%
• Load Regulation: ±1%
• Hold-up Time: ≥20ms at full load

Protections:

• Overload Protection: 105%-150% of rated output power, auto-recovery
• Overvoltage Protection: 115%-135%, shutdown and latch-off
• Overcurrent Protection: 105%-135%, auto-recovery
• Short Circuit Protection: Continuous, auto-recovery

Environmental Conditions:

• Operating Temperature: -10°C to +60°C
• Storage Temperature: -20°C to +85°C
• Operating Humidity: 20% to 90% RH, non-condensing
• Cooling: Forced air cooling (built-in fan)

Physical Specifications:

• Dimensions: 215mm x 115mm x 50mm (LxWxH)
• Weight: Approximately 0.8kg
• Case Material: Metal with built-in fan for heat dissipation
• Mounting Style: Standard screw terminals

Certifications and Standards:

• Safety Standards: IEC/EN/UL60950-1
• EMC Compliance: EN55022 Class B, EN61000-3-2,3
• RoHS Compliance: Yes
• Isolation Voltage: 1500V AC input to output, 500V DC output to ground

12V 20A 240W High Quality Power Supply
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