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Why you’ll love it

RestaurantSupply.com is your trusted source for InSinkErator disposers.

  • Authorized InSinkErator dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock InSinkErator SS-300-18B-MRS_208/60/3 disposers
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

InSinkErator SS-300-18B-MRS_208/60/3 18 Inch Diameter Complete Disposer Package with 3 HP Motor Stainless Steel

InSinkErator  |  MFG #: SS-300-18B-MRS_208/60/3  |  Item #: 263844
Item: #263844

Technical details
Manufacturer InSinkErator
Model Number SS-300-18B-MRS_208/60/3
Manufacturer Part # SS-300-18B-MRS_208/60/3
Inlet Diameter 6-5/8"
Construction All Stainless Steel Housing
Type Package
Horsepower 3 HP
Weight 139 lbs

About this item

Product Details

The InSinkErator SS-300-18B-MRS_208/60/3 SS-300™ Complete Disposer Package with an 18-inch diameter bowl is a commercial-grade food waste management solution designed for high-volume foodservice applications. Engineered by InSinkErator, this disposal features a robust 3 HP motor housed in a durable all stainless steel construction, suitable for intense use in restaurant kitchens, institutional cafeterias, and catering facilities. Its 6-5/8-inch inlet diameter and sleeve guard enhance safety and ease of connection, while its integrated splash baffle minimizes mess and odor leakage. This product provides reliable continuous operation within demanding workflow environments, equipped with integral components such as a syphon breaker, solenoid valve, and flow control valve to optimize performance and safety in waste processing systems.

Top InSinkErator SS-300-18B-MRS Features

The SS-300™ Complete Disposer Package offers a high-capacity solution for mid-volume commercial kitchens, emphasizing durability, performance, and ease of maintenance. Its all stainless steel housing ensures longevity, while the 3 HP motor provides consistent grinding power without interruption. The unit's straightforward design supports efficient workflow integration, serving as a reliable waste disposal system in restaurant and institutional settings. Designed for straightforward installation and routine servicing, it enhances sanitation and operational efficiency in demanding foodservice environments.

  • Powerful 3 HP motor supports continuous high-throughput use.
  • All stainless steel construction ensures corrosion resistance and durability.
  • Designed for easy access and maintenance with quick disassembly features.
  • Compatible with 18" diameter bowls for large-capacity waste processing.
  • Built-in safety components including splash baffle and sleeve guard for operator protection.

Ideal for institutional kitchens, cafeteria service lines, and large-scale catering operations requiring dependable waste management solutions.

InSinkErator SS-300-18B-MRS Technical Specs

The SS-300™ disposer features a 3 HP motor operating on a three-phase electrical supply at 208/60/3 volts, delivering substantial grinding capacity for continuous commercial use. It weighs 139 lbs and is constructed entirely from stainless steel, ensuring corrosion resistance and long-term durability. The inlet opening measures 6-5/8 inches in diameter to accommodate standard waste feed sizes. This package includes essential components like a syphon breaker, solenoid valve, and flow control valve to facilitate seamless integration into existing plumbing systems. Designed for easy disassembly and maintenance, the unit operates within a broad temperature range suitable for demanding foodservice environments. Its manufacturing complies with safety standards and is optimized for installation in large-scale kitchen operations.

  • Electrical Requirements: 208V, 60Hz, 3-phase, 15A, 4,000W
  • Weight: 139 lbs (product only)
  • Construction: All stainless steel housing
  • Input Diameter: 6-5/8 inches
  • Accessories Included: Syphon breaker, solenoid valve, flow control valve
  • Dimensions: Configurable for 18-inch diameter bowls, specific size detailed in installation manual
  • Electrical Compatibility & Plumbing: Requires 208V three-phase connection for optimal operation
  • Drainage & Ventilation: Integration with standard waste plumbing and ventilation systems recommended
  • Maintenance Access: Features quick-release components for routine cleaning and servicing
  • Safety & Compliance: Equipped with splash baffle and sleeve guard for operator safety; compliant with industry safety standards
  • Installation Environment: Suitable for high-volume kitchen workflows, with clearance for maintenance and airflow provisions

What is a commercial disposer?

A commercial disposer is a heavy-duty waste grinding appliance designed for high-volume food waste management in professional kitchens. The InSinkErator SS-300-18B-MRS exemplifies this category with its 3 HP motor, stainless steel construction, and large-capacity 18-inch bowl. It is typically installed in large restaurant, catering, or institutional kitchen settings where efficient waste disposal is critical to maintaining sanitation and workflow. This model is suitable for applications requiring continuous operation, demonstrating durability and safety features aligned with demanding foodservice standards, making it ideal for mid to high-volume waste processing scenarios.

Top commercial disposers for large-volume foodservice settings

High-capacity commercial disposers like the InSinkErator SS-300-18B-MRS are built for reliable operation in large-scale foodservice environments, featuring durable stainless steel construction and powerful grinding capabilities suited for cafeteria and restaurant use. Designed for continuous operation, these units excel in supporting high-volume waste management workflows, ensuring sanitation and efficiency in demanding kitchens.

  • Operation Type — suited for large institutional kitchens
  • Kitchen Type — ideal for high-capacity commercial spaces
  • Foodservice Category — supports large-scale waste disposal
  • Workload Qualifier — handles moderate throughput requirements
  • Use Case — designed for continuous waste grinding in busy environments

Why Choose InSinkErator SS-300-18B-MRS?

InSinkErator SS-300-18B-MRS stands out with its robust 3 HP motor, all stainless steel housing, and comprehensive package including safety and flow components. Its build quality ensures longevity and reliable performance in demanding commercial kitchens, while integrated safety features optimize operator protection. The unit’s design facilitates efficient workflow integration and maintenance, reducing downtime and supporting sanitation standards in high-volume foodservice settings.

  • Compact footprint with large-capacity bowl for efficient waste disposal
  • Self-contained design minimizes installation complexity
  • Corrosion-resistant stainless steel ensures durability over years of use
  • Includes safety components for operator protection in commercial environments
  • Supports continuous operation in restaurant-scale workflows

Customer reviews

InSinkErator SS-300-18B-MRS_208/60/3 SS-300™ Complete Disposer Package With 18" Diameter Bowl
InSinkErator

InSinkErator SS-300-18B-MRS_208/60/3 18 Inch Diameter Complete Disposer Package with 3 HP Motor Stainless Steel

$3,491.00 $7,080.92

InSinkErator, SS-300-18B-MRS_208/60/3, SS-300™ Complete Disposer Package, with 18" diameter bowl, 6-5/8" diameter inlet, with sleeve guard & splash baffle, 3 HP motor, stainless steel construction, includes syphon breaker, solenoid valve, flow control valve, manual reverse switch