Victron Phoenix Inverter: VE.Direct Setup
Updated 16 September 2026 · By SolarNevs Research Desk, Dealer surveys + verified sources · 1 source · Method ↗
Key Takeaways
- The Phoenix Inverter VE.Direct delivers high-efficiency pure sine wave AC power from DC battery banks.
- Scalable output capacity: Continuous power at 25°C 250W 375W 450W 800W 1150W 1450W.
- Heavy motor-starting surge capability: Peak power 400W/2s 600W/2s 750W/3s 1200W/15s 1600W/15s 2100W/15s.
- Precise grid-quality waveform: Output AC voltage 230V +/- 3% and Output AC frequency (adjustable) 50 or 60Hz +/- 0.1%.
- Wide input voltage windows: Input DC voltage range 9.2 - 17V 18.4 - 34V 36.8 -62V.
- Deep discharge battery protection cutoff: Low battery shutdown DC voltage (adjustable) 9.3V 18.6V 37.2V.
- Full charge restoration threshold across operating temperature: Battery charged detect DC voltage (adjustable) 14.0V 28V 56V.
- Ultra-efficient standby algorithm: Default zero-load power in ECO mode (default search interval: 2.5s, adjustable) 1W 1W 2W 1W 1W 2W 1W 1W 2W 1W 2W 2W 1W 2W 3W 1W 2W 3W.
- Broad thermal operating envelope: Operating temperature range -40 to +65°C (fan-assisted cooling) with Power derating 1.25% per °C above 40°C.
- Chassis construction: Protection category IP 21.
Pure Sine Wave Topology & Electrical Architecture
The Phoenix Inverter uses a hybrid high-frequency and line-frequency transformer topology that combines the surge capability of heavy iron core transformers with the lightweight efficiency of modern switched-mode power supplies.
The Victron Phoenix Inverter VE.Direct produces a pure sine wave output of 230V ± 3% (50/60Hz) across continuous ratings of 250W to 1450W (peak surges up to 2100W) with an ECO standby draw of 1W to 3W (2.5s search interval):
- DC Battery Input: 9.2 - 17V (12V), 18.4 - 34V (24V), 36.8 - 62V (48V), Low Cut: 9.3V / 18.6V / 37.2V.
- Pure Sine Output: 230V AC ± 3%, 50 / 60 Hz, SCHUKO / IEC / UK Sockets, 2100W Peak Surge.
- Control & Ports: VE.Direct Port, VictronConnect App, Remote Switch, -40 to +65°C Range.
Installation Rules & Commissioning
- DC Cable Sizing: Connect heavy-duty DC supply leads across Input DC voltage range 9.2 - 17V 18.4 - 34V 36.8 -62V, incorporating an inline DC fuse close to the battery.
- Chassis Grounding: Securely bond the inverter chassis earth stud to electrical ground or vehicle chassis.
- Low Standby Loss: Enable ECO mode to minimize idle drain to Default zero-load power in ECO mode (default search interval: 2.5s, adjustable) 1W 1W 2W 1W 1W 2W 1W 1W 2W 1W 2W 2W 1W 2W 3W 1W 2W 3W.
VE.Direct Telemetry & Low Battery Protection
The Phoenix Inverter features full programmatic configuration via the VE.Direct communication port:
- VictronConnect Integration: Connect via VE.Direct to USB or Bluetooth dongle to modify AC voltage, frequency, and dynamic cutoff curves.
- Continuous & Surge Capacity: Handles continuous domestic and marine loads across Continuous power at 25°C 250W 375W 450W 800W 1150W 1450W while starting refrigeration compressors and power tools with **Peak power 400W/2s 600W/2s 750W/3s 1200W/15s 1600W/15s 2100W/15s**.
- Pure AC Output: Produces clean grid-quality power at Output AC voltage 230V +/- 3% and Output AC frequency (adjustable) 50 or 60Hz +/- 0.1%.
- Battery Protection: Prevents battery over-discharge across operating temperature with Low battery shutdown DC voltage (adjustable) 9.3V 18.6V 37.2V and resumes upon charging to Battery charged detect DC voltage (adjustable) 14.0V 28V 56V.
- Thermal Capabilities: Operates reliably across Operating temperature range -40 to +65°C (fan-assisted cooling) with Power derating 1.25% per °C above 40°C in an enclosure of Protection category IP 21.
Technical Specifications & Parameter Summary
Parameter | Engineering Rating | Design Significance |
|---|---|---|
Continuous Power (25°C) | Continuous power at 25°C 250W 375W 450W 800W 1150W 1450W | True continuous rating across full product lineup |
Peak Surge Power | Peak power 400W/2s 600W/2s 750W/3s 1200W/15s 1600W/15s 2100W/15s | High transformer surge capacity for inductive loads |
AC Output Voltage | Output AC voltage 230V +/- 3% | True pure sine wave output for sensitive electronics |
AC Output Frequency | Output AC frequency (adjustable) 50 or 60Hz +/- 0.1% | Precision quartz-locked AC frequency |
DC Input Operating Span | Input DC voltage range 9.2 - 17V 18.4 - 34V 36.8 -62V | Wide DC input tolerance for lead-acid and lithium banks |
Low Voltage Cutoff | Low battery shutdown DC voltage (adjustable) 9.3V 18.6V 37.2V | Fully adjustable low battery disconnect protection |
Charged Restart Level | Battery charged detect DC voltage (adjustable) 14.0V 28V 56V | Ensures meaningful recharge before restarting inverter |
ECO Standby Consumption | Default zero-load power in ECO mode (default search interval: 2.5s, adjustable) 1W 1W 2W 1W 1W 2W 1W 1W 2W 1W 2W 2W 1W 2W 3W 1W 2W 3W | Minimizes parasitic battery drain during idle periods |
Operating Temperature | Operating temperature range -40 to +65°C (fan-assisted cooling) | High thermal resilience in off-grid equipment lockers |
High Temp Derating | Power derating 1.25% per °C above 40°C | Linear derating curve maintains safe internal component temps |
Enclosure Ingress | Protection category IP 21 | Indoor drip-proof steel and plastic chassis |
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Frequently asked questions
What continuous and surge peak power ratings apply to the Phoenix Inverter series?
The series delivers **Continuous power at 25°C 250W 375W 450W 800W 1150W 1450W** with surge capability up to **Peak power 400W/2s 600W/2s 750W/3s 1200W/15s 1600W/15s 2100W/15s** (August 2026).
What AC output voltage and frequency stability are provided?
It generates pure sine wave power at **Output AC voltage 230V +/- 3%** and **Output AC frequency (adjustable) 50 or 60Hz +/- 0.1%** (August 2026).
What DC input voltage ranges and battery protection cutoffs are configured?
It operates across **Input DC voltage range 9.2 - 17V 18.4 - 34V 36.8 -62V** with **Low battery shutdown DC voltage (adjustable) 9.3V 18.6V 37.2V** and **Battery charged detect DC voltage (adjustable) 14.0V 28V 56V** (August 2026).
What energy saving features, environmental limits, and enclosure ratings apply?
It features **Default zero-load power in ECO mode (default search interval: 2.5s, adjustable) 1W 1W 2W 1W 1W 2W 1W 1W 2W 1W 2W 2W 1W 2W 3W 1W 2W 3W**, operates across **Operating temperature range -40 to +65°C (fan-assisted cooling)** with **Power derating 1.25% per °C above 40°C**, and is rated **Protection category IP 21** (August 2026).
References
- Victron Energy: Phoenix Inverter VE.Direct Manual — accessed 31 August 2026
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