K-40 Sink Machine by RIDGID | Compact, Quiet Power for Professional Drain Cleaning (Model 71722)

Description

K-40 Sink Machine by RIDGID | Compact, Quiet Power for Professional Drain Cleaning (Model 71722)

K-40 Sink Machine by RIDGID (Model 71722) is a compact, professional-grade drain-cleaning machine engineered for plumbers, maintenance crews, and homeowners who demand precision and cleanliness. Featuring a 1/8 HP induction motor, two-way AUTOFEED® control, and a sealed drum design, the K-40 Sink Machine by RIDGID delivers quiet, powerful performance that keeps your workspace clean and dry.

Features & Benefits

• Compact & Stable Design: The K-40 Sink Machine by RIDGID sits flat on countertops or floors and tilts easily to access tight sink or tub drains filled with water.
• Quiet Induction Motor: A 1/8 HP motor delivers steady torque to clear clogs without disturbing work environments.
• Two-Way AUTOFEED® Control: Advance and retrieve the cable hands-free for maximum safety and a clean work area.
• Premium Inner Core Cable: The C-13IC Speed Bump cable (5/16″ × 35′) resists kinking while delivering smooth rotation through pipe bends.
• Durable Twist-Lock Drum Housing: Two-piece construction prevents rust, dents, and leaks for long-term performance.
• Easy Maintenance: Inner drum design eliminates cable flip-over and simplifies clean-out between jobs.
• Complete Package: Includes guide hose, mounting bracket, RIDGID gloves, and operator’s manual for safe setup and operation.

Detailed Description

The K-40 Sink Machine by RIDGID is designed for small-line cleaning applications where cleanliness and control are critical. Its sealed, two-piece drum contains all wastewater and rotating cable movement, virtually eliminating splashing and mess on the job site. The unit can sit flat on a counter or floor, or be tipped onto its back to drain standing water from bathtubs and basins without spillage.

The machine’s 1/8 HP induction motor operates quietly and delivers the torque needed to clear the toughest blockages in 1-1/4″ to 2-1/2″ lines. Its AUTOFEED® mechanism automatically advances or retrieves the drain cable at the push of a lever, keeping hands clean and reducing operator fatigue. The C-13IC Speed Bump inner-core cable is compression-wound for strength and flexibility, preventing kinks while navigating curved pipes.

Technical Specifications:

• Model: 71722 (K-40 Sink Machine by RIDGID)
• Motor: 1/8 HP induction motor
• Cable: C-13IC Speed Bump 5/16″ × 35′ (8 mm × 10.7 m)
• Drum Type: Two-piece twist-lock housing with inner drum
• Weight: Lightweight and portable for easy transport

In summary, the K-40 Sink Machine by RIDGID combines professional power with clean, quiet operation — making it a top choice for service technicians and DIY enthusiasts alike. Its sealed system keeps work areas sanitary, while the AUTOFEED® and high-torque motor ensure fast, effective drain clearing every time.

Use Cases

• Residential Plumbing: Perfect for clearing bathroom and kitchen sink drains without splashing water or debris.
• Facility Maintenance: Ideal for maintenance teams in restaurants, hospitals, and schools where quiet operation and cleanliness are critical.
• Professional Service Calls: Compact size and easy setup make the K-40 Sink Machine by RIDGID a must-have for plumbers working in tight spaces or multi-story buildings.
• DIY Home Use: Simple controls and contained design allow homeowners to clear clogs safely and efficiently.

The key benefit is its combination of professional strength and clean operation, saving users time and cleanup effort on every job.

Why Choose the K-40 Sink Machine by RIDGID

• Trusted RIDGID Engineering: Built by one of the most respected names in plumbing tools for over a century.
• Clean, Contained Performance: Sealed drum and guide hose prevent leaks and splashes for hygienic operation.
• Durability You Can Count On: Corrosion-proof materials and heavy-duty construction withstand daily use.
• Ease of Use: AUTOFEED® lever lets operators work faster with minimal manual effort.
• Warranty & Support: Protected by the RIDGID Full Lifetime Warranty for peace of mind.

FAQ

Q: What drain sizes can the K-40 Sink Machine by RIDGID clean?

A: It is ideal for 1-1/4″ to 2-1/2″ lines commonly found in sinks, bathtubs, and laundry tubs.

Q: Does the machine include AUTOFEED® technology?

A: Yes. The patented two-way AUTOFEED® system automatically advances and retrieves the cable for hands-free operation.

Q: Can I replace the cable or drum myself?

A: Absolutely. The two-piece twist-lock drum design allows easy access for cable changes and drum cleaning without tools.

Power through clogs with the K-40 Sink Machine by RIDGID — the quiet, clean, and durable solution for professional and home drain maintenance. Engineered for efficiency and backed by RIDGID’s lifetime warranty, this machine delivers trusted results every time. Shop more RIDGID drain cleaning machines or order your K-40 Sink Machine today from J.M. McKinney Co., your authorized RIDGID distributor serving professionals nationwide.

 

• Shop RIDGID Drain Cleaning Equipment
• Explore RIDGID Inspection & Locating Tools
• Download K-40 Sink Machine by RIDGID Operator’s Manual (PDF)
• Visit RIDGID Official Site