Keithley 2380 Series DC Electronic Load: Guide to Comparison of Full Model Specifications, Functions and Advantages
2025-05-13
Keithley 2380 Series DC Electronic Loads: Comparison Guide of Full-model Specifications, Features and Advantages
1. Pure Technical Specifications Comparison Table (Accurately Quantify Differences)
Technical Specifications | 2380-120-60 | 2380-500-15 | 2380-500-30 |
Rated Power | 250W | 200W | 750W |
Input Voltage Range | 0–120V | 0–500V | 0–500V |
Input Current Range | Low range: 0–6A | Low range: 0–3A | Low range:0–3A |
Voltage Resolution | Low range:0.1mV | Low range:1mV | Low range:1mV |
Current Resolution | Low range:0.1mA | Low range:0.01mA | Low range:0.1mA |
Dynamic switching frequency | Max. 25kHz (Continuous / Pulse / Switching mode) | Max. 25kHz (same as left) | Max. 25kHz (same as left) |
Communication Interface | GPIB/USB/RS-232 (Full Compatibility) | GPIB/USB/RS-232 (Full Compatibility) | GPIB/USB/RS-232 (Full Compatibility) |
Protection Functions | Over-temperature / Over-voltage / Over-current / Over-power / Reverse polarity protection | Same as left | Same as left |
Dimensions (mm) | 214.81×104.24×397.03 | Same as left | 482×131.4×580 |
Weight | 4.65kg (compact and lightweight) | 4.65kg (same as left) | 24.95kg (exclusive design for high power) |
II. Comparison Table of Functional Advantages and Application Scenarios (Scenario-based Selection Reference)
Core Advantages | 2380-120-60 (Cost-effective option for medium-to-high current) | 2380-500-15 (Specialist for high voltage and low current) | 2380-500-30 (Flagship high-power model) |
Voltage and Current Compatibility | ✅ 120V voltage covers mainstream low-voltage systems (12V/24V/48V) | ✅ 500V high-voltage input is compatible with energy storage modules and photovoltaic inverters | ✅ 500V high voltage + 30A high current, supports 750W continuous load |
Accuracy & Control | ✅ 0.1mV resolution in low voltage range (captures microvolt-level fluctuations) | ✅ 0.01mA current resolution (for microamp-level calibration) | ✅ Low ripple output at high power (suitable for charging pile efficiency testing) |
Typical Application Scenarios | ▶ Automotive Electronics (On-board Power Supply, Motor Controller) | ▶ High-voltage Battery BMS (400V Battery Pack Protection Test) | ▶ Industrial Power Supply (Full-load Aging Test for 1000W-class UPS) |
Differentiated Value | Preferred cost-performance: Optimal power/current ratio, compatible with 80% of conventional test scenarios, reduces production line deployment cost by 30% | Exclusive for high-voltage applications: Ultra-precision current control at 500V, fills the gap of medium and small power high-voltage testing | Preferred for high-power applications: 750W continuous output, supports 24-hour industrial-grade stringent testing, outperforms similar products in stability |
Dimensions and Deployment | Compact design, suitable for desktop / flexible rack mounting (occupies 1U rack space) | Same as left, lightweight and portable (first choice for laboratory high-voltage platforms) | Full rack width design, suitable for integration of large-scale test systems (requires dedicated cabinet space) |
III. Selection Decision Mind Map (Lock in model in 3 steps
IV. Application Case Comparison: Scenario-based Advantage Implementation
▎Case 1: 12V Power Test for Automotive Electronics
· Requirement: Simulate 20A surge load during startup, test voltage fluctuation ≤50mV
· Model:2380-120-60
· Advantages:60A high current mode directly simulates start-up impulses; 0.1mV voltage resolution accurately captures fluctuations; GPIB interface automatically generates test reports.
▎Case 2: High-voltage Battery BMS Protection Verification
· Requirement:Constant current discharge of 400V battery pack to 300V, current accuracy ±0.1%
· Model Selection:2380-500-15
· Advantages:500V upper voltage limit for safe access, 0.01mA current resolution ensures discharge accuracy, and overvoltage protection cuts off abnormal input in real time.
▎Case 3: Full-load Aging of Charging Pile
· Requirement:60kW charging pile DC output (500V/120A), continuous test for 8 hours
· Model Selection: 2380-500-30 (multiple units in parallel required)
· Advantages: Single unit delivers 30A current, supports multi-device synchronous control. 750W power redundancy design prevents overheating, suitable for 24-hour continuous operation.
V. Conclusion: Precise Matching, Efficiency First
Quantifiable technical differences are presented through pure parameter tables, functional advantage tables focus on scenario adaptation, and mind maps assist in rapid decision-making. The combination of these three tools helps you make precise model selection based on the three key elements of voltage → current → power.2380-120-60 stands out as the preferred general-purpose option with its "medium voltage high current + high cost-performance", while 2380-500-15 and 2380-500-30 cover high-voltage low-current and high-power segmented scenarios respectively.
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