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Henan Hongtai HVAC Equipment Co., Ltd.

  • China,Zhengzhou ,Henan
  • Verified Supplier
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China Occupancy-Aware Four-Way Cassette with Acoustic-Grade EEV Silencing Radar-Driven
China Occupancy-Aware Four-Way Cassette with Acoustic-Grade EEV Silencing Radar-Driven

  1. China Occupancy-Aware Four-Way Cassette with Acoustic-Grade EEV Silencing Radar-Driven
  2. China Occupancy-Aware Four-Way Cassette with Acoustic-Grade EEV Silencing Radar-Driven

Occupancy-Aware Four-Way Cassette with Acoustic-Grade EEV Silencing Radar-Driven

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Pump Head (Standard) 1,200 mm
Air Distribution 360° four-sector discharge
Overflow Protection Water-level switch (standard)
Capacity Range 2.2–14.0 kW
Bus Communication HyperLink, up to 2,000 m
Power Architecture Independent supply (partial shutdown tolerant)
Product Name Four-Way Cassette
Certification CB, ISO
Place of Origin China
Brand Name OEM; MIDEA

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  1. Product Details
  2. Company Details

Product Specification

Pump Head (Standard) 1,200 mm Air Distribution 360° four-sector discharge
Overflow Protection Water-level switch (standard) Capacity Range 2.2–14.0 kW
Bus Communication HyperLink, up to 2,000 m Power Architecture Independent supply (partial shutdown tolerant)
Product Name Four-Way Cassette Certification CB, ISO
Place of Origin China Brand Name OEM; MIDEA
High Light DC inverter VRF cassette with acoustic-grade EEVOccupancy-aware four-way cassette with silencing radarNoiseless refrigerant routing VRF cassette
Occupancy-Aware Four-Way Cassette with Advanced Demand Control
Radar-Driven Demand Control, Noiseless Refrigerant Routing, and Seven-Step Fan Matching for the Modern Open Floor Plate

When open-plan spaces experience fluctuating occupancy throughout the day, traditional cassette systems waste energy on unoccupied zones while under-serving crowded areas. The Midea V8 Four-Way Cassette addresses this challenge with an integrated millimeter-wave radar module that continuously scans for human presence—automatically increasing output when rooms fill and reducing to setback mode when empty.

Combined with electronic expansion valve noise cancellation that eliminates refrigerant hiss at the panel, this unit redefines performance expectations for commercial VRF ceiling cassettes. The four-sector discharge geometry ensures comprehensive room coverage, while independent vane control allows customization for non-standard room layouts.

Seven discrete fan speeds provide precise airflow matching to real-time thermal conditions, and the complete digital drainage system—including monitored pump, anti-sweat logic, and water-level fail-safe—makes this the most intelligent ceiling unit in the portfolio.

Core Features
  • Omnidirectional Coverage: Four discharge vectors provide complete room conditioning from a single central mounting point, reducing the number of units required per floor.
  • Millimeter-Wave Occupancy Radar: Embedded sensor detects occupancy states with high accuracy, automatically transitioning between active comfort and energy-saving setback modes.
  • EEV Noise Elimination: Advanced control algorithm suppresses refrigerant flow noise, ensuring quiet operation without intermittent hissing.
  • Dual-Point Temperature Sensing: Combined readings from controller and unit chassis account for stratification and localized heat sources for more accurate climate control.
  • Per-Vane Independent Steering: Individual louver control allows customized airflow direction—redirecting air from unoccupied areas while maintaining output to occupied zones.
  • Seven-Step Fan Control: Precise airflow matching to actual thermal loads reduces both acoustic output and energy consumption during partial-load conditions.
  • Soft-Discharge Mode & Drain Protection: Draft-free ceiling-level air distribution with optional silver-ion drain pan for continuous bacteriostatic protection.
Application Scenarios
Scenario Description
Open-Floor Commercial Offices Radial coverage eliminates perimeter dead zones; occupancy radar reduces after-hours energy waste
Conference & Boardrooms Radar-driven setback between meetings cuts energy consumption without sacrificing system readiness
Restaurant Dining Floors EEV silencing preserves conversational ambiance; even coverage maintains guest comfort across varying party sizes
Hotel Lobbies & Event Spaces Independent vane steering adapts airflow patterns to changing furniture layouts and event configurations
Premium Retail Showrooms Consistent climate control across sales floor; setback mode activates during low-traffic periods
Certifications & Standards
  • Eurovent: Certified performance data for European market compliance
  • TÜV SÜD: Third-party verified safety and performance standards
  • ISO 9001: Quality management ensuring consistent manufacturing quality
  • ISO 14001: Environmental management system for responsible production
  • ISO 45001: Occupational health and safety standards across the product lifecycle
Technical Specifications
Parameter Four-Way Cassette
Capacity Range 2.2-14.0 kW
Air Distribution 360° four-sector discharge
Occupancy Detection mmWave radar (auto setback/active)
EEV Control Self-calibrating noise suppression
Temperature Sensing Dual-point thermistor blend
Fan Steps 7 discrete levels
Vane Control Per-vane independent addressability
Soft-Discharge Mode Available
Drain Pan Option Silver-ion
Pump Head (Standard) 1,200 mm
Overflow Protection Water-level switch (standard)
Mold Prevention Post-shutdown exchanger drying cycle
Bus Communication HyperLink, up to 2,000 m
Power Architecture Independent supply (partial shutdown tolerant)
Available Capacities & Pairing
Compatible with all V8 series outdoor units via HyperLink arbitrary topology communication.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller

  • Year Established:

    2023

  • Total Annual:

    6,000,000-8,000,000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Henan Hongtai HVAC Equipment Co., Ltd. is a technology-based service enterprise integrating the sales of air-conditioning system and related accessories, exporting the products with good quality and the most suitable ones for customers' project. Our main products include VRF system, Chille... Henan Hongtai HVAC Equipment Co., Ltd. is a technology-based service enterprise integrating the sales of air-conditioning system and related accessories, exporting the products with good quality and the most suitable ones for customers' project. Our main products include VRF system, Chille...

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Get in touch with us

  • Reach Us
  • Henan Hongtai HVAC Equipment Co., Ltd.
  • NO. 1406, 14TH FLOOR, BUILDING 3, NO. 50, CHUANGFU XINCHENG, JINGGUANG ROAD STREET, ERQI DISTRICT, ZHENGZHOU CITY, HENAN PROVINCE, CHINA
  • https://www.unit-hvac.com/

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