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Grundfos UNILIFT AP12 Stainless Steel Submersible Pump (Max. Solids Handling: 12mm)

UNILIFT AP12.40.04.1 UNILIFT AP12.40.04.3 UNILIFT AP12.40.04.A1 UNILIFT AP12.40.04.A3 UNILIFT AP12.40.06.1 UNILIFT AP12.40.06.3 UNILIFT AP12.40.06.A1 UNILIFT AP12.40.06.A3 UNILIFT AP12.40.08.1 UNILIFT AP12.40.08.3 UNILIFT AP12.40.08.A1 UNILIFT AP12.40.08.A3 UNILIFT AP12.50.11.1 UNILIFT AP12.50.11.3 UNILIFT AP12.50.11.A1 UNILIFT AP12.50.11.A3

The Grundfos UNILIFT AP12 is a high-performance stainless steel submersible pump designed for sewage discharge,construction site drainage,and industrial applications.Constructed from corrosion-resistant stainless steel and equipped with a high-efficiency motor,it supports automatic coupling installation and is suitable for operations requiring high heads and high flow rates.Key features include a watertight design,exceptional reliability and durability
Function
Parameters
Size
Video Introduction

Function

‌‌Material and Structure‌

Constructed from high-grade stainless steel (AISI 304) for superior corrosion resistance; suitable for harsh environments involving sewage and liquids containing particulates.
Compact design featuring an integrated automatic coupling system for easy installation and maintenance.

‌Performance Parameters‌

‌High-Efficiency Motor‌: Low energy consumption; supports both continuous and intermittent operation.
‌High-Flow Design‌: Maximum flow rate of 18 m³/h and a head of 12 meters, meeting high-capacity drainage requirements.
‌Overload Protection‌: Built-in thermal protection device prevents motor damage due to overheating.

‌Applications‌

Suitable for basement drainage, construction sites, sewage treatment stations, and industrial wastewater discharge.
Capable of handling sewage containing solid particles (diameter ≤10mm), such as rainwater and domestic wastewater.

‌Smart Features‌

‌Automatic Start/Stop‌: Controlled by a float switch or liquid level sensor, enabling unattended operation.
‌Dry-Run Protection‌: Automatically shuts down when no water is detected, extending equipment lifespan.

Parameters

model

Voltage/

Frequency

Flow rate (m³/h) Head (m) Power (kW) caliber Control method
UNILIFT AP12.40.04.1 220V/50Hz 3.89 10 0.4 1 1/2  
UNILIFT AP12.40.04.3 380V/50Hz 3.89 10 0.4 1 1/2  
UNILIFT AP12.40.04.A1 220V/50Hz 3.89 10 0.4 1 1/2 Liquid level float
UNILIFT AP12.40.04.A3 380V/50Hz 3.89 10 0.4 1 1/2 Liquid level float
UNILIFT AP12.40.06.1 220V/50Hz 5 13 0.6 1 1/2  
UNILIFT AP12.40.06.3 380V/50Hz 5 13 0.6 1 1/2  
UNILIFT AP12.40.06.A1 220V/50Hz 5 13 0.6 1 1/2 Liquid level float
UNILIFT AP12.40.06.A3 380V/50Hz 5 13 0.6 1 1/2 Liquid level float
UNILIFT AP12.40.08.1 220V/50Hz 5.83 15 0.8 1 1/2  
UNILIFT AP12.40.08.3 380V/50Hz 5.83 15 0.8 1 1/2  
UNILIFT AP12.40.08.A1 220V/50Hz 5.83 15 0.8 1 1/2 Liquid level float
UNILIFT AP12.40.08.A3 380V/50Hz 5.83 15 0.8 1 1/2 Liquid level float
UNILIFT AP12.50.11.1 220V/50Hz 8.33 17 1.1 2  
UNILIFT AP12.50.11.3 380V/50Hz 8.89 18 1.2 2  
UNILIFT AP12.50.11.A1 220V/50Hz 8.33 17 1.1 2 Liquid level float
UNILIFT AP12.50.11.A3 380V/50Hz 8.89 18 1.2 2 Liquid level float

Size

Video Introduction

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