When sourcing a single-phase variable-frequency power supply,pure sine wave inverter wholesale 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.
The price range for single-phase variable-frequency power supplies varies significantly based on:
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:
For a standard 5kVA single-phase variable-frequency power supply:
The savings become more significant when purchasing multiple units or requiring non-standard specifications.
To optimize your budget without compromising quality:
Over-specifying leads to unnecessary costs. Our engineers at China Hongye Electric often help clients right-size their power supplies by analyzing:
A cheaper unit without proper protection features may cost more in downtime and repairs. All Hongye power supplies include:
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:
Platform service phone 18943662528 (WeChat: vip1806130).

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
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Voltage Stabilizers: SBW Voltage Stabilizer, SVC Voltage Regulator, Compensating Voltage Regulator, Compensating Power Stabilizer, Three-Phase Contactless Stabilizer, Single-Phase Contactless Stabilizer, PLG Stabilizer-Transformer Combo, AC Purified Stabilizer, CWY Anti-Interference Parameter Stabilizer, High-Power DC Stabilized Power Supply, Outdoor Dedicated Stabilizer, Telecom Base Station Stabilizer, Computer Room Stabilizer, Elevator/Crane Stabilizer, Broadcasting & Telecom Stabilizer, CNC Machine Stabilizer, Medical Equipment Stabilizer, Printing Equipment Stabilizer, Programmable DC Power Supply, Purified Voltage Stabilizer
Transformers: SG Three-Phase Dry-Type Transformer, BK Single-Phase Control Transformer, Isolation Transformer, Dry-Type Auto Transformer, Dry-Type Isolation Transformer, UV Equipment Transformer, UPS/EPS Transformer, Medical Isolation Transformer, Energy-Saving Transformer, Zero-Adjustment Transformer, Surge-Protected Isolation Cabinet, K-Factor Transformer
Voltage Regulators: TDGC Single-Phase Regulator, TSGC Three-Phase Regulator, Manual Regulator, Motorized Regulator, Three-Phase Oil-Immersed Induction Regulator
Inverters / VFDs: Pure Sine Wave Inverter, Variable Frequency Drive, High-Power VFD, Vector Control VFD, Light-Duty Micro VFD
Frequency Converters: Frequency Converter, Single-Phase Frequency Converter, Three-Phase Frequency Converter, Smart Frequency Converter, Programmable Frequency Converter, Three-Phase-to-Single-Phase Converter
UPS: UPS Power Supply, SW Single-In/Single-Out UPS, SWD Three-In/Single-Out UPS, SWS Three-In/Three-Out UPS

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