Single-phase variable-frequency power supply price
Understanding Single-Phase Variable-Frequency Power Supply Pricing
When sourcing a single-phase variable-frequency power supply,high-power VFD price is often the first consideration for industrial buyers. However, the final cost depends on multiple factors beyond just the base unit price. As a manufacturer with 20 years of experience in power equipment, China Hongye Electric understands that value-for-money comes from matching technical specifications to actual application needs while ensuring long-term reliability.
Key Factors Affecting Price
The price range for single-phase variable-frequency power supplies varies significantly based on:
- Power capacity (typically 0.5kVA to 30kVA for single-phase units)
- Output voltage range (common models cover 0-150V, 0-300V, or wider ranges)
- Frequency adjustment precision (±0.1Hz to ±1Hz)
- Protection features (overload, short-circuit, over-temperature)
- Customization requirements (special enclosures, communication interfaces)
Why Direct Factory Pricing Matters
Many buyers don't realize that up to 40% of retail prices can come from middlemen markups. As a source manufacturer with in-house production from silicon steel cores to final assembly, China Hongye Electric provides:
- Elimination of distributor margins
- Direct technical support from factory engineers
- Flexibility for OEM customization
Real-World Cost Comparison
For a standard 5kVA single-phase variable-frequency power supply:
- Distributor price: $1,200-$1,800
- China Hongye Electric factory-direct: $850-$1,200
The savings become more significant when purchasing multiple units or requiring non-standard specifications.
Smart Purchasing Strategies
To optimize your budget without compromising quality:
1. Match Specifications to Actual Needs
Over-specifying leads to unnecessary costs. Our engineers at China Hongye Electric often help clients right-size their power supplies by analyzing:
- Peak vs. continuous load requirements
- Required voltage/frequency adjustment precision
- Environmental conditions (temperature, humidity)
2. Consider Long-Term Value
A cheaper unit without proper protection features may cost more in downtime and repairs. All Hongye power supplies include:
- 3-year warranty with full factory testing
- 100% copper windings for better heat dissipation
- Industrial-grade components rated for continuous operation
When to Choose Custom Solutions
While standard models offer the best pricing, some applications require tailored solutions. China Hongye Electric's engineering team has developed custom single-phase VFD power supplies for:
- Medical equipment testing (strict frequency stability requirements)
- Research laboratories (wide voltage/frequency ranges)
- Special industrial processes (explosion-proof enclosures)
Platform service phone 18943662528 (WeChat: vip1806130).

Add Us on whatsapp · Get a Free Sizing Solution
Our senior engineers will match the right power solution for you — capacity calculation, non-standard customization and shipping support, all in one place.
whatsapp ID:+8618943662528
We are a factory in China. Due to network restrictions, WhatsApp messages may not reach us reliably. For a guaranteed reply within 1 hour, please use our online inquiry form.
