SP125HCPS Series Microgrid Energy Storage PCS
At a glance
The SP125HCPS Series Microgrid Energy Storage PCS is a high-efficiency, high-reliability energy storage converter developed for small and medium-sized energy storage microgrids. It supports DC/AC coupling, offers an optional model with a built-in STS, achieves grid-connected/off-grid switching time of <10 ms, and a maximum efficiency of 98.5%.
Key Features
- Grid-forming inverter
- 125% overload capability
- Maximum efficiency 98.5%
- Optional built-in STS (<10 ms switching)
- Supports heterogeneous battery integration
- Three-phase independent grid-tie control
Product Description
The SP125HCPS Series Microgrid Energy Storage PCS is suitable for scenarios such as small commercial and industrial facilities, island microgrids, farms, villas, and second-life battery utilization. The product features grid-forming inverter capability, 125% overload capacity, isolated air ducts, diesel generator hybrid operation, heterogeneous microgrid batteries, and independent three-phase grid-connected control. It supports parallel operation of multiple units and is available in two models: with built-in STS and without STS, enabling fast grid-connected/off-grid switching.Specifications
| Model | SP125HCPS / SP125HCPSS-CN (integrated STS) |
|---|---|
| Rated power (grid-tied) | 125 kVA / 125 kVA |
| Rated current (grid-tied) | 181 A / 181 A |
| Grid voltage | 400 V / 230 V, range -20% to +15% |
| Grid frequency | 50 Hz (47–52 Hz) or 60 Hz (57–62 Hz) |
| Rated output (off-grid) | 125 kVA / 125 kVA |
| Maximum output (off-grid) | 137.5 kVA / 137.5 kVA |
| Maximum output current (off-grid) | 200 A / 200 A |
| Maximum battery voltage | 950 V |
| Minimum battery voltage | 680 V |
| Rated battery voltage range | 680 V–900 V |
| Maximum battery current | 200 A / 200 A |
| Grid-tied/off-grid switching function | Without STS / integrated STS (switching time <10 ms) |
| Installation method | Rack-mounted |
| Maximum efficiency | 98.5% |
| Standby/no-load power consumption | Standby <15 W / no-load <200 W |
| Protection rating | IP20 (IP5X for core control section) |
| Dimensions | SP125HCPS: W*L*H 440*720*200 mm; SP125HCPSS-CN: 440*720*220 mm |
| Weight | <50 kg |
| Operating temperature | -30 to 60 ℃ (derating above 45 ℃) |
| Humidity | 5–95% |
| Cooling method | Intelligent air cooling |
| Altitude | 4000 m (derating above 2000 m) |
| Power factor | -1 to 1 |
| Current harmonics | <3% (above 30% load) |
| Output overload | load<1.1x continuous / 1.1x<load≤1.25x 100 s / 1.25x<load≤1.35x 20 s / 1.35x<load≤1.5x 300 ms / 1.5x<load 30 ms |
| Application scenarios | Commercial and industrial energy storage + emergency backup power, PV-storage-diesel small microgrid, mobile energy storage, PV-storage charging station |
| Core features | Grid-forming inverter, 125% overload, isolated air duct, diesel generator hybrid, heterogeneous microgrid batteries, independent three-phase grid connection |
Product FAQ
Do you support customization?
Yes. VGID POWER (Shenzhen) can provide custom development and OEM/ODM services for PCS, MPPT, DCDC, STS and all-in-one cabinet products according to project requirements. Are the products certified? The products have obtained multiple domestic and international certifications including CE, TUV Rheinland, G99/EMC, JET (Japan) and ISO9001. Please contact our sales team for specific certification documents. Do you provide technical support? Yes. The company provides solution design, commissioning, after-sales service and global technical support for microgrid and energy storage projects.
Not sure this is the right specification?
Send us your drawing, data sheet or sample and our engineers will confirm the match within 48 hours.
Application Cases & Scenarios
