(Link to an upgraded, more powerful, compatible motor: 8575-01 Motor)

The Ametek Lamb 116472 5.7" 2-Stage 120V Central Vacuum Motor is a direct replacement motor designed to restore powerful suction to compatible central vacuum systems. Engineered for dependable performance, this motor is commonly found in Beam and other central vacuum units requiring a 5.7-inch, 2-stage configuration. If your system has experienced reduced suction, overheating, or complete motor failure, replacing the motor is often the most cost-effective way to bring your vacuum back to life.

Built with durable internal components and precision-balanced construction, this Ametek Lamb motor is designed for consistent airflow and reliable long-term operation. The 2-stage design provides strong suction performance suitable for whole-home central vacuum systems. Manufactured to OEM specifications, it delivers the performance and fit expected from a trusted industry motor supplier.

This motor replaces Lamb part number 116472 and corresponds to Beam part number 140226. It fits a wide range of compatible Beam and related central vacuum models (see full compatibility list below). Installation should be performed by a qualified technician or experienced DIYer familiar with central vacuum motor replacement. For customers looking for increased performance, Swiss Boy Vacuum also offers an upgraded, more powerful replacement option.

At Swiss Boy Vacuum, we specialize in central vacuum systems, parts, repairs, and installation support. When you purchase from us, you’re getting quality OEM components backed by industry expertise and dependable customer service. We’re here to help ensure you get the correct motor for your system the first time.

Why Choose This Product?

• Genuine Ametek Lamb replacement motor
• 5.7" diameter, 2-stage design for strong suction
• 120V operation for standard central vacuum systems
• Direct replacement for Lamb 116472
• Corresponds to Beam part number 140226
• Restores lost suction and performance
• Cost-effective alternative to replacing entire unit
• Supported by Swiss Boy Vacuum’s central vacuum expertise

Specifications

• Brand: Ametek Lamb
• Part Number: 116472
• Beam Part Number: 140226
• Motor Type: Central vacuum motor
• Diameter: 5.7 inches
• Stages: 2-stage
• Voltage: 120V
• Application: Central vacuum systems
• Replaces: Lamb 116472
• Installation: Motor replacement (professional installation recommended)

Compatibility List

Beam Models:

• 000167 – BM 167
• 000189 – BM 178
• 000827 – BM 353BU 120V
• 000905 – BM 2089 ATLIS 120V
• 000937 – 008428
• 000950 – BM 2089 120V
• 000978 – CV189 2-Stage 107"
• 010121 – BM 167EC 220V KR

Other Compatible Models:

• CV1001F – Boss CV1001F
• CV107D – Eureka Centra Vac CV107D (008200)

Please verify your existing motor’s part number and specifications before ordering.

Use Case

This motor is ideal for homeowners or service technicians repairing a Beam or compatible central vacuum system that has lost suction or stopped running due to motor failure. Replacing the motor can restore full cleaning power without the expense of replacing the entire power unit.