🔍
Amtecs 0.75kW Amtecs 1.1kW Amtecs 1.1kW Amtecs 1.5kW Amtecs 2.2kW amtecs 3kw Amtecs 4kW Amtecs 5.5kW Amtecs 7.5kw Amtecs 11kW Amtecs 11kW Amtecs 15kW 0.75kw cast iron motor 1.1kw cast iron motor 1.5kw cast iron motor 2.2kw cast iron motor 3kw cast iron motor 5.5kw cast iron motor 11kw cast iron motor 15kw cast iron motor 18.5kw cast iron motor

Amtecs 4kW 4 Pole IE3 Cast Iron Motor – 5.5HP 112 Frame

Price range: £347.34 through £359.82

In Stock – Next-Day UK Delivery & 1-Year Warranty Included ✅

✅ IE3 premium efficiency delivers reduced energy costs and long-term savings
✅ 4-pole motor ensures balanced torque and smooth operation for most industrial drives
✅ Cast iron housing provides maximum durability and vibration resistance
✅ Fixed cast feet maintain alignment accuracy during operation
✅ Re-greasable bearings extend operational life (frame 160 and above)
✅ Thermistors included for built-in thermal protection
✅ RAL 5010 finish offers corrosion resistance and a clean industrial look

Need an Inverter Drive for This Motor?

Most motors and gearboxes are operated using an inverter drive (VFD) to control speed, torque, and soft starting. Visit our sister site, Drive Outlet Megastore, to find compatible inverter drives matched to this application.

View Compatible Inverter Drives
  • In Stock & Ready to Ship
  • Next-Day Delivery Available
  • Lowest Prices Guaranteed
  • OEM Quality – 100% Authentic Parts
  • Expert Support From Engineers

AmTecs 4kW 4 Pole IE3 Cast Iron Electric Motor – 5.5HP 112 Frame

The AmTecs 4kW 4-pole IE3 cast iron electric motor is a premium-efficiency, heavy-duty motor engineered for reliable mid-speed performance and continuous operation. Built to IEC 60034-1 standards and compliant with Eco Design Rule 2019/1781, this motor combines high efficiency, robust cast iron construction, and superior durability. Ideal for compressors, conveyors, pumps, and fans, it delivers dependable output and reduced energy consumption across industrial environments.

Key Specifications

Manufacturer: AmTec
Series: AM3-IE3 Cast Iron Motors
Power Output: 4 kW (5.5 HP)
Speed: 4-Pole (1500 RPM)
Frame Size: 112 Frame
Mounting Type: B3 / B5 / B35
Construction: Cast Iron Housing with Fixed Feet
Voltage: 400 / 690 V
Efficiency Class: IE3 (Premium Efficiency)
Protection Degree: IP55
Insulation Class: F (Class B Temperature Rise)
Duty Type: S1 (Continuous Operation)

Mechanical & Construction

Frame Material: Heavy-Duty Cast Iron
Feet: Fixed Cast Feet for Enhanced Rigidity
Mounting Options: IM B3, B5, B35
Cooling Method: IC411 (Self-Ventilated External Fan)
Painting Color: RAL 5010 Blue
Bearings: Re-Greasable (Frame 160 and Above)
Thermal Protection: Thermistors Fitted as Standard

Performance & Compliance

Poles Available: 2 (3000 RPM) / 4 (1500 RPM) / 6 (1000 RPM) / 8 (750 RPM)
Efficiency Level: IE3 – Premium Efficiency
Operating Voltage Range: 380–420 / 660–720 V or 220–240 / 380–420 V (50Hz)
Ambient Temperature: -20°C to +40°C
Rotation Direction: Forward / Reverse (F / R)
Standard: IEC 60034-1
Compliance: Eco Design Rule 2019/1781 (EU Efficiency Regulations)

Features & Benefits

  • ✅ IE3 premium efficiency delivers reduced energy costs and long-term savings
  • ✅ 4-pole motor ensures balanced torque and smooth operation for most industrial drives
  • ✅ Cast iron housing provides maximum durability and vibration resistance
  • ✅ Fixed cast feet maintain alignment accuracy during operation
  • ✅ Re-greasable bearings extend operational life (frame 160 and above)
  • ✅ Thermistors included for built-in thermal protection
  • ✅ RAL 5010 finish offers corrosion resistance and a clean industrial look

Typical Applications

  • Pumps and compressors
  • Conveyors and crushers
  • Mixers and agitators
  • Industrial fans and blowers
  • Processing and manufacturing systems

Why Buy from WormGear Motors Online

Genuine AmTec Motors: All AM3-IE3 models are certified to IEC and EU energy standards.

Reliable Performance: Designed for continuous industrial operation in demanding conditions.

Expert Assistance: Our team provides technical support and selection guidance.

Best Price Guarantee: Found it cheaper elsewhere? We’ll beat it.

Order the AmTecs 4.0kW 4 Pole IE3 Cast Iron Electric Motor Today

Fast UK delivery, competitive pricing, and expert technical support on all AmTec IE3 cast iron motors.
Contact us for stock and trade pricing

Mounting

B3 (Foot Mount), B5 (Flange Mount), B35 (Foot & Flange Mount)
Dimensions
Weight 51 kg

Reviews

There are no reviews yet.

Be the first to review “Amtecs 4kW 4 Pole IE3 Cast Iron Motor – 5.5HP 112 Frame”

Related products

Need help selecting the right item?

Send your requirements and we’ll confirm compatibility, sizing, and suitable alternatives from stock.

  • Fast quotations (usually within 1 hour)
  • Technical drawings & datasheets supplied
  • UK stock options available where possible
Request a Quote Browse Products
Or call: 07733 934612

Looking for more options? View all Amtecs products or shop our full range of Amtecs Cast Iron Motors — in stock and ready to ship!