AK plunger pump
AKC 12/25 S
Part number 720043
- 12Flow, l/min
- 250Pressure, bar
- 1450Speed, rpm
- 5.7Power, kW
50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Specification
- Flow
- 12 l/min
- Pressure
- 250 bar
- Speed
- 1450 rpm
- Absorbed power
- 5.7 kW
- Shaft
- Solid, Ø24 mm
Exploded view (PDF, Udor)Dimensions (PDF, Udor)Data sheet (PDF, Udor)
Kits
Valves1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 2 | Valve kit |
High pressure seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 135 | High pressure seal kit |
Plungers1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 229 | Plunger kit |
Low pressure seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 230 | Low pressure seal kit |
Parts list
The parts that come in this pump's service kits, by Udor part number.
Motor
A 4-pole motor of at least 5.7 kW drives this pump at 1450 rpm.
| Motor | kW | rpm | Frame | Class | A at 400 V | Suppliers |
|---|---|---|---|---|---|---|
| RNE 132Ma4 | 7.5 | 1465 | IEC 132M | IE3 | 15.3 | |
| RN 132Ma4 | 7.5 | 1440 | IEC 132M | IE1 | 15.3 | |
| RN 112c4 uprated | 6.3 | 1420 | IEC 112 | IE1 | 12.5 |
The contactor and overload relay for each motor are on the motor's page.
Flange
The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.
- IEC 112, 28 mm shaft (RN 112c4) No Udor flange listed for this motor.
- IEC 132, 38 mm shaft (RNE 132Ma4, RN 132Ma4) No Udor flange listed for this motor.
Coupling
The flexible coupling joins the motor shaft to the pump shaft inside the flange.
- IEC 112, 28 mm motor shaft No Udor coupling listed: you need one for a 28 mm motor shaft to 24 mm pump shaft.
- IEC 132, 38 mm motor shaft No Udor coupling listed: you need one for a 38 mm motor shaft to 24 mm pump shaft.
Other Udor AK pumps
AKC 09/25 SAKC 10/25 SAKC 11/25 SAKC 13/25 SAKC 14/25 Z MIAKC 15/25 SAKD 3.0/36 SAKD 3.5/36 SAKD 4.0/36 SAKD 4.0/36 UAKL 3.0/36 TAKL 3.0/36 WAKL 3.5/40 WAKL 4.0/40 W