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$1,788.00

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Why you’ll love it

RestaurantSupply.com is your trusted source for Crown Steam countertop steamer parts & accessories.

  • Authorized Crown Steam dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Crown Steam HSB-2 countertop steamer parts & accessories
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Crown Steam HSB-2 High Sensitivity Board for Reverse Osmosis Water

Crown Steam  |  MFG #: HSB-2  |  Item #: 450201
Item: #450201

Technical details
Manufacturer Crown (Middleby)
Model Number HSB-2
Manufacturer Part # HSB-2

About this item

Product Details

The Crown Steam HSB-2 High Sensitivity Board for Reverse Osmosis Water (208 or 240 Volt) is a specialized control component designed for commercial reverse osmosis systems in foodservice environments. As a precision-engineered high-sensitivity control board, it ensures optimal operation within RO units, facilitating efficient water purity management. Compatible with models SXN-4, SX-3, and SX-5, and available for 208V or 240V electrical configurations, this component enhances system responsiveness and stability, essential for high-volume beverage and water filtration applications in professional kitchens and water treatment facilities.

Crown Steam HSB-2 High Sensitivity Board Features

The Crown Steam HSB-2 board is engineered for high-precision detection and control in reverse osmosis units, enabling seamless integration within commercial water treatment setups. Its design emphasizes reliability for medium workload foodservice operations, providing rapid response to pressure and water quality fluctuations. Constructed with durable electronic components, it facilitates straightforward installation and maintenance, making it ideal for systems requiring consistent filtration management and operational efficiency.

  • High sensitivity detection: Ensures fast response to RO system water quality changes
  • Built with durable electronic components: Designed for long-term reliability in demanding foodservice environments
  • Easy-to-replace replacement board: Simplifies maintenance workflows for commercial operators
  • Precise control for reverse osmosis systems: Supports consistent water output quality at 208V/240V
  • Engineered for compatibility: Fits multiple Crown model water filtration components (SXN-4, SX-3, SX-5)

Suitable for installation within commercial water filtration systems requiring sensitive and reliable control boards.

Crown Steam HSB-2 Technical Specs

The Crown Steam HSB-2 high sensitivity control board operates effectively with 208 or 240 volts at standard frequency and phase, supporting typical commercial reverse osmosis units. It features a robust design geared toward moderate operational workloads, with optimized compatibility for models SXN-4, SX-3, and SX-5. The board’s construction employs high-grade electronic components suitable for demanding environments, contributing to system stability. Its dimensions are precise for easy integration, and it is configured for straightforward replacement and maintenance processes. The component is designed to withstand typical operating temperatures, ensuring reliable performance across standard commercial water treatment workflows. Manufactured with quality materials, it resists wear and supports consistent system responsiveness for water purification applications.

  • Electrical Requirements: 208 or 240 volts, 60Hz, single-phase, supporting up to standard amperage and wattage
  • Compatibility: Fits Crown model systems SXN-4, SX-3, SX-5 for reverse osmosis water control
  • Construction & Finish: Durable electronic components on a printed circuit board with protective coatings
  • Dimensions: Precise mounting footprint compatible with existing RO units (specific dimensions not detailed)
  • Temperature Resistance: Designed for standard operating temperature ranges typical in water filtration environments

Electrical connection considerations: Ensure proper grounding, stable power supply, and adequate clearance for optimal function

Plumbing integration: Compatible with RO water system piping and control connections

Maintenance access: Easily accessible for routine inspections and replacements within standard enclosures

Environmental requirements: Install in well-ventilated, dry locations to preserve electronics stability

Operational harmony: Supports automation of reverse osmosis system cycles, enhancing workflow efficiency

What is a commercial high sensitivity control board

A commercial high sensitivity control board is an electronic component designed to precisely monitor and regulate specific parameters within commercial water treatment or filtration systems. The Crown Steam HSB-2 is a prime example, supporting reliable operation in medium-volume reverse osmosis setups. Installed within RO units, it manages water quality detection and system responsiveness, making it well-suited for applications such as professional kitchens, beverage production, or industrial water systems, where maintaining consistent filtration performance is critical.

Top reverse osmosis control boards for water treatment in commercial foodservice

The Crown Steam HSB-2 control board offers reliable, precise operation suitable for moderate-capacity water filtration systems in professional kitchens and water treatment facilities. Crown (Middleby) manufactures this high-sensitivity component to support optimized reverse osmosis system performance, making it ideal for mid-volume applications across diverse foodservice environments.

  • Operation Type — suited for moderate-flow commercial water systems
  • Kitchen Type — ideal for undercounter or embedded RO installations
  • Foodservice Category — designed for professional beverage and hydration setups
  • Workload Qualifier — supports medium throughput filtration control
  • Use Case — enhances consistent water quality in commercial filtration workflows

Why Choose Crown Steam HSB-2 Control Board

Compared to standard or generic control boards, the Crown Steam HSB-2 stands out with its high sensitivity detection, robust construction, and compatibility with multiple RO system models. It provides precise water quality regulation and supports reliable system responsiveness, which enhances filtration performance and operational uptime—all in a compact, maintenance-friendly package designed for commercial water treatment applications.

  • Self-contained design for straightforward installation in commercial filtration units
  • Constructed with durable materials to withstand commercial operating conditions
  • Designed for compatibility with Crown (Middleby) units and similar RO systems
  • Supports precise control for consistent water output quality
  • Optimized for medium workloads in foodservice water treatment environments

Customer reviews

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Crown (Middleby)

Crown Steam HSB-2 High Sensitivity Board for Reverse Osmosis Water

$1,788.00

Crown (Middleby), HSB-2, High Sensitivity Board, for reverse osmosis water (208 or 240 volt), priced per compartment (SXN-4, SX-3 & SX-5)