Schulz SRP 4025E Flex Variable-Speed Rotary Screw Compressor
HP25CFM23PSI125 (8.6 bar)PhaseThree-Phase
SKU
970.3905-0-V1
Downloads & Resources
- Ships in 24 hrs
- Authorized dealer
- Service support
The Schulz SRP 4025E Flex is a variable-speed (VSD) industrial rotary screw compressor delivering 23–92 CFM at 125 PSI from a 25 HP IP 55 motor controlled by an integrated frequency inverter. The Flex line modulates output to match real-time demand, eliminating the unloaded-run losses of fixed-speed machines and cutting energy consumption by up to 38%. Designed for 24/7 operation in ambients up to 113°F, fully enclosed and sound-attenuated.
Why Variable-Speed
- Up to 38% energy savings — variable-speed drive eliminates load/unload cycling losses; output matches demand exactly.
- Constant pipe pressure — VSD holds discharge pressure within ~1.5 PSI of setpoint vs. ~14 PSI swing on fixed-speed machines, reducing wasted air at the tool.
- Soft-start — no inrush current, no large service-entrance penalty; gentler on motor and electrical infrastructure.
- ControlNet microprocessor — built-in monitoring, scheduled-maintenance alerts, remote operation capable.
- Two-stage intake filtration — improves downstream air quality and protects the airend.
Specifications
| Type | Rotary Screw, Variable-Speed (VSD), Enclosed |
|---|---|
| Horsepower | 25 HP (18.5 kW) |
| Free Air Delivery | 23–92 CFM @ 125 PSI |
| Maximum Pressure | 125 PSI (8.6 bar) |
| Drive Control | Integrated variable frequency drive |
| Motor Enclosure | IP 55 Totally Enclosed |
| Sound Level | 69 dB(A) |
| Weight | 1398 lb |
| Dimensions (H x W x D) | 74.8 x 74.8 x 31.9 in |
| Cooling | Forced-air cooled, axial cabinet fan |
| Controller | ControlNet electronic, 24V control circuit |
| Country of Origin | Brazil |
Why Buy From A1 Compressor Warehouse
- Authorized Schulz of America dealer — full factory warranty.
- Free system-sizing consultation — call (803) 693-2350 or email sales@a1compressorwarehouse.com before you order.
- Same-day quote response, 24-hour order processing.
- Direct-to-consumer pricing — no middleman markup.
Specifications
| Brand | Schulz |
|---|---|
| Model # | 970.3905-0-V1 |
| Mfr Part # | 970.3905-0-V1 |
| Horsepower | 25 HP |
| CFM | 23 |
| Max Pressure | 125 PSI (8.6 bar) |
| Voltage | 230V / 460V |
| Phase | Three-Phase |
| Noise | 69 dB(A) |
| Weight | 1398 lb |
| Dimensions | 74.8 x 74.8 x 31.9 in |
| Country of Origin | Brazil |
Shipping & Returns
We process most orders within one business day. Freight items ship by motor carrier — we'll coordinate delivery for residential and limited-access addresses.
- Nationwide shipping. Call (803) 693-2350 for a freight quote on large equipment.
- All sales final. Please confirm fitment, specifications, and compatibility before ordering — contact us if you need a sizing consult.
- Manufacturer warranty applies — see spec sheet or contact us with your serial number.