Description
RIDGID K-750 Drum Machine | Heavy-Duty Lateral Line Cleaner (47047)
RIDGID K-750 Drum Machine (Model 47047) is a powerful, self-contained drain cleaning solution for professional plumbers and facility teams. With a 1/2 HP induction motor, AUTOFEED® cable control, and a rugged, corrosion-resistant drum, it delivers fast, clean results on lateral lines with minimal setup and easy transport.
Features & Benefits
- Fast, Controlled Feeding: AUTOFEED® advances and retrieves cable at up to 20 ft (6 m) per minute, reducing manual handling and operator fatigue.
- Flexible Cable Options: Tool-free adjustment lets you run 5/8″ (16 mm) or 3/4″ (20 mm) cable for a wide range of clogs and line conditions.
- High-Efficiency Drive: 1/2 HP induction motor and 200 RPM cable speed deliver consistent torque for cutting through roots, grease, and heavy deposits.
- Jobsite Tough: The corrosion-resistant drum won’t dent or split and cleans easily for a professional look shift after shift.
- Big-Capacity Drum: Holds 100′ (30.5 m) of 3/4″ or 125′ (35 m) of 5/8″ cable and removes quickly for service or transport.
- Transport-Ready: Balanced chassis, integrated wheels, and a lightweight “feel” make it easy to navigate stairs, tight hallways, and service vehicles.
- Operator Confidence: Audible and visual signals support safe operation and clear feedback during tough pulls.
- Compliant & Complete: CSA approved to CSA and UL standards (115V). Includes RIDGID PVC drain cleaning gloves and an operator’s manual for quick onboarding.
Detailed Description
The RIDGID K-750 Drum Machine is designed around real-world drain cleaning demands: fast setup, confident feeding, and durable construction that stands up to harsh use. From the moment you arrive on site, the K-750 minimizes friction in your workflow—roll in, attach a tool and go. The AUTOFEED® control is the productivity centerpiece: with a simple lever push, you can advance or retrieve cable smoothly at up to 20 ft/min. That speed keeps you efficient while the 200 RPM cable rotation supplies the cutting action required for stubborn obstructions.
The drum is engineered for longevity. Unlike thin shells that deform over time, the K-750’s tough, corrosion-resistant drum resists dents and splitting and wipes clean for fast turnaround between jobs. Inside, the removable drum design speeds maintenance and cable swaps. The machine accommodates both 5/8″ and 3/4″ cable sizes, so you can tailor your setup to the line diameter, length, or debris type—choose 5/8″ cable for longer reaches and 3/4″ for added cutting stiffness.
Power comes from a robust 1/2 HP induction motor that delivers steady torque with low noise. The balanced frame and transport wheels make it simple to load and unload from trucks and navigate tight spaces indoors. With audible and visual operation signals, techs get intuitive feedback when the cutter engages heavy material, supporting safe, precise control.
In summary, the RIDGID K-750 provides reliable, high-torque cleaning in a portable package. The key benefit is faster, cleaner, and safer cable handling with AUTOFEED®, backed by the durability pros expect from RIDGID.
Key Specifications
| Specification | Detail |
|---|---|
| Primary Keyword | RIDGID K-750 Drum Machine |
| Model / SKU | 47047 |
| Motor | 1/2 HP induction motor |
| Cable Speed | 200 RPM |
| AUTOFEED® Rate | Up to 20 ft (6 m) per minute |
| Drum Capacity | 100′ of 3/4″ cable or 125′ of 5/8″ cable |
| Drum Material | Corrosion-resistant, durable construction |
| Included | Machine, gloves, AUTOFEED®, standard 5/8″ tool set, C-24 100′ × 5/8″ cable |
| Compliance | CSA approved to CSA & UL standards (115V) |
Use Cases
- Residential service calls: Clear main lateral lines with long cable runs and mixed obstructions.
- Commercial maintenance: Keep restaurants, retail, and multi-unit buildings flowing without disruptive downtime.
- Municipal & facility teams: Tackle recurring root intrusion and heavy buildup in high-demand systems.
- Contractor/rental fleets: Dependable performance and easy training for teams with varied experience levels.
The RIDGID K-750 Drum Machine is ideal for trade pros who need a rugged, large-capacity drum machine with fast cable handling and simple transport.
Why Choose The RIDGID K-750 Drum Machine
- Speed with control: AUTOFEED® optimizes feed/retrieval so you can focus on cutting and line condition.
- Durability that pays back: A drum that won’t dent or split helps reduce downtime and service costs.
- Pro-ready ergonomics: Balanced, wheeled design moves easily through doorways and into service vehicles.
- Trusted brand: RIDGID engineering and compliance to CSA/UL standards support long-term reliability.
Frequently Asked Questions (FAQ)
- What cable sizes and lengths does the RIDGID K-750 Drum Machine support?
- The drum holds 100′ of 3/4″ or 125′ of 5/8″ cable. The AUTOFEED® adjusts to either cable size.
- How fast does AUTOFEED® move the cable?
- AUTOFEED® advances and retrieves cable at up to 20 ft (6 m) per minute for faster job completion.
- Is the K-750 approved for use in North America?
- Yes. The K-750 (115V) is CSA approved to CSA and UL standards.
Related Products & Categories
- RIDGID® Drain Cleaning Equipment
- RIDGID® Diagnostics, Inspection & Locating
- RIDGID K-750 Drum Machine Operator’s Manual (PDF)
- Visit RIDGID Official Site
Ready to clear tough lines faster? Equip your crew with the RIDGID K-750 Drum Machine (47047) and streamline every service call. Order now or call (800) 821-7275 for expert support from J.M. McKinney Co.


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