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Aryung Coolant Pump ACHK 10-10/1 (60 Hz)
Brand: Aryung
The Aryung ACHK 10-10/1 is a 1.1 kW compact stainless steel multistage immersion pump for machine tool coolant systems, with 1 impeller stage in 1 chamber. The ACHK series is a medium-pressure multistage centrifugal pump with a compact build for machines where space in or above the tank is tight. Wetted parts are stainless steel and the mechanical seal uses FKM, so it holds up to heat and long run times. Typical uses: CNC lathes, machining centers, grinders, parts washers and filtration systems.
60 Hz build. This listing is for 60 Hz power, the standard in the US. The 50 Hz version of a given model can use a different motor and stage count.
Built to order: this model is made by Aryung in Korea and ships in about 30 days. Request a quote for price and lead time, or call 847-466-5459.
Specifications
| Size | ACHK 10 (standard flow 10 m³/h) |
|---|---|
| Chambers | 1 |
| Impeller stages | 1 |
| Motor output | 1.1 kW |
| Frequency | 60 Hz |
| Voltage | 220 / 380 / 440 V, 3-phase |
| Mechanical seal | SiC/carbon (SC), SiC/TC (ST) or TC/TC (TT), FKM (Viton) elastomers |
| Seal limits | 2.5 MPa max, 0 to 120°C |
| Protection class | IP54 |
| Insulation class | F |
| Weight | 20 kg |
Use
- Fluid must be clean and low viscosity, free of solid particles, abrasive sludge and fibers, and not explosive.
- If the fluid is heavier or thicker than water-soluble coolant, the motor may need to be upsized.
- Immersion depth can be extended with empty chambers. More empty chambers lowers the pressure.
- Fit a baffle between the discharge and suction sides of the tank so returning chips and air are not pulled straight back in.
Dimensions

| Model | A | B | C | D1 | E | F | G |
|---|---|---|---|---|---|---|---|
| ACHK 10-10/1 | 379 | 111 | 268 | 141 | 100 | 102 | 84 |
Dimensions in mm.
Performance curve, 60 Hz

Read the curve for 1 stage. Curves are based on ISO VG 2 (2 cSt) fluid at 20°C.
Model number guide
ACHK = series, 10 = standard flow (10 m³/h), 10 = number of chambers x 10 (1 chambers), 1 = number of impeller stages. Codes follow for the seal material (SC, ST or TT) and voltage (2/2 = 200/220 V, 2/3 = 220/380 V, 4/4 = 415/440 V).
Downloads
Specifications from Aryung's 2026 coolant pump catalog. Confirm voltage, outlet and dimensions with us before ordering.