220V 20A Variable DC Power Supplies (0–220V, 0–20A Adjustable)
Regulated 0–220V 20A (4.4kW) DC power systems available across benchtop, programmable, and industrial rack-mount chassis configurations. Compare technical specifications, check live stock, and order online with direct USD pricing or generate a formal corporate Proforma Invoice (PI).
| Foto | SERIE / MODELL & HAUPTMERKMALE | SPANNUNG⇅ | STROM⇅ | NENNLEISTUNG⇅ | BESTELLUNG & ANGEBOT⇅ |
|---|---|---|---|---|---|
 | Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W | |
 | Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W | |
 | Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W | |
| Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W | |
| Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W | |
| Hochleistungs-DC-Netzteile · Industrielles Hochleistungs-Schaltnetzteil · Rückseitige Hochstrom-Kupferschienen | 0-220V | 0-20A | 4400W |
Frequently Asked Questions for 220V 20A DC Power Supplies
Q: Can I operate a 0–220V 20A DC power supply in both Constant Voltage (CV) and Constant Current (CC) modes?
Yes. All our 0–220V 20A power supplies support automatic, seamless CV/CC crossover. You can set the target voltage up to 220V and current limit up to 20A independently to safeguard sensitive Devices Under Test (DUT).
Q: What input voltage and power outlet is required for a 0–220V 20A power supply?
For high-power units above 3000W (up to 4.4kW), standard industrial 200V–240V AC (or 3-phase AC) is required. They come equipped with heavy industrial open-wire power cords for direct breaker termination.
Q: Can these 0–220V 20A power supplies run continuously 24/7 under 100% full load?
Yes. All power supply units undergo 100% full-load high-temperature burn-in testing prior to shipment. They utilize high-margin MOSFET/IGBT power stages and dual-ball-bearing temperature-controlled fans, specifically qualified for continuous industrial burn-in and laboratory testing.
Q: How can I purchase a 0–220V 20A power supply, and do you support corporate PO/PI?
All listed models are available with transparent catalog pricing and in-stock inventory for direct online purchase via credit/debit card and PayPal. For universities, research labs, and corporate procurement requiring internal PO approval or wire T/T, you can also generate an official corporate Proforma Invoice (PI) quotation PDF with official wire banking details directly from any model page. All orders include free worldwide DDP door-to-door air express transit (~10 business days) and a 1-year warranty.