Lipidex Corporation

What Lipidex Corporation does

Lipidex Corporation, doing business as AirCycler, is a Marshfield, Massachusetts-based hardware company (founded 1989, 1–10 employees, private) that designs and sells smart whole-house mechanical ventilation controllers. Its product line is built around three controller generations — the supply-only AirCycler g1, the g2 with patented supplemental-fan algorithm and FanConnect, and the 2024-launched Wi-Fi-enabled g3 with wireless VentConnect switches and mobile app control — supplemented by SmartExhaust bath fan switches, GarageVent, RangeRelief, FreshConnect, TempGuard sensors, and a STAT rebuild kit. The technical core is a patented algorithm (US patents 8,185,244; 7,258,280; 6,431,268; 881,806; 547,017; CA 2,245,135) that logs ventilation time elapsed during HVAC heating or cooling cycles and triggers exhaust fans via FanConnect or fresh-air dampers when requirements are unmet, plus an Air Quality Sensor module measuring CO2, tVOC, PM2.5, temperature, and humidity for demand-based control.

The company sells primarily through three channels: a Shopify-based direct e-commerce storefront at aircycler.com, an authorized distributor network accessible via a 'Find a Distributor' tool, and direct relationships with home builders (notably K. Hovnanian Homes) and HVAC contractors who purchase at undisclosed trade pricing. Unit prices range from roughly $79 (RangeRelief) to $727 (g3 kit with IAQ sensor and dampers), with premium g3 configurations exceeding $690; revenue is essentially transaction-based hardware with no disclosed recurring software or service stream. Marketing emphasizes content (manuals, blog, ventilation cost calculator, YouTube demos) targeted at homeowners seeking ASHRAE 62.2 / IRC / IECC / ERI compliance and at builders positioning energy-efficient homes, with the company's stated value proposition being whole-house ventilation that uses existing HVAC infrastructure rather than dedicated equipment.

Operationally, Lipidex/AirCycler is a small, US-only, privately-held hardware firm with no disclosed funding rounds, no parent company, no M&A activity, and no disclosed leadership team, revenue, or headcount trends. Strategic posture centers on continuous product refinement (g1 → g2 → g3), accessory expansion, and third-party IAQ ecosystem partnerships (Awair, Airthings) rather than on scale expansion or capitalization events.

Name

Lipidex Corporation

Legal name

AirCycler

Website

https://aircycler.com

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

11–50 employees

Short description

Lipidex Corporation (dba AirCycler) is a US-based hardware manufacturer that designs and sells patented smart whole-house mechanical ventilation controllers (g1, g2, g3) and accessories, serving homeowners, homebuilders, and HVAC contractors seeking ASHRAE 62.2 compliance via existing HVAC systems.

Ownership category

akta.pro rank

Product category

Residential Ventilation Controls

NAICS

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Auto Controls For Regulating Residential & Comml Environments (3822)

akta.pro primary industry

HVAC Zoning, Smart Dampers & Ventilation Control (HSAOANAB)

akta.pro secondary industries

Heat Pump & Smart HVAC Controller Integration (HSAOANAD), Smart Air Quality Sensors, Purifiers & Humidifier/Dehumidifier Integration (HSAOANAH), HVAC Equipment (Heating, Cooling & Air Handling) (IMAHAKAB), Dampers, Louvers & Ventilation Controls (IMADANAD), Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG)

Keywords

• Whole-house ventilation controllers
• Central fan integrated systems
• ASHRAE 62.2 compliance
• Mechanical ventilation equipment
• Indoor air quality controls

Headquarters

HQ city

Marshfield

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Technology or R&D, Marketing or Sales, Operations, Personnel

Revenue model

1. Hardware Product Sales: Sale of ventilation controllers (g1, g2, g3), exhaust fan switches (SmartExhaust, VentConnect, FanConnect), dampers, sensors, and accessories. One-time hardware purchase with optional accessories and replacement parts.
2. Professional Services / Contractor Pricing: Contractor pricing available for bulk purchases, with dedicated contact channels for trade professionals.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Lipidex Corporation, doing business as AirCycler, designs and manufactures microprocessor-based whole-house mechanical ventilation controllers and accessories that integrate with existing HVAC systems to provide code-compliant fresh air exchange. The product line includes three generations of smart controllers (g1, g2, g3), wireless bath fan switches, indoor air quality sensors, and specialized controls (SmartExhaust, GarageVent, RangeRelief, TempGuard) that automate ventilation based on temperature, humidity, and air quality. Hardware is sold direct-to-consumer via e-commerce and through authorized distributors, builders, and HVAC contractors.

Product overview

AirCyler manufactures a modular whole-house ventilation control system consisting of three generations of smart controllers (g1, g2, g3), wireless bath fan switches (VentConnect, FanConnect), air quality sensors, and specialized ventilation controls (SmartExhaust, Bath Fan Delay, GarageVent, RangeRelief, TempGuard). The product line serves homeowners and contractors seeking to meet ASHRAE 62.2 ventilation standards through central fan integrated systems, exhaust ventilation controls, and demand-based automation. The g3 is the flagship wireless model featuring smartphone app control, while g2 and g1 provide supplemental and supply-only ventilation respectively. All products are designed for integration with existing HVAC systems.

Differentiator

Problem solved

Functional benefit

Products and services

• AirCycler g3 Controller with Wireless Supplemental Fan System Flagship whole-house ventilation controller with Wi-Fi connectivity, smartphone app control, and humidity/temperature sensing. Supports wireless integration with up to four VentConnect switches and indoor air quality sensors for demand-based ventilation using existing HVAC infrastructure. Targeted at homeowners and contractors specifying code-compliant ventilation systems.
• AirCycler g2 Controller with Supplemental Fan System Furnace fan timer with FanConnect exhaust fan control and motorized damper. Uses a patented algorithm to provide efficient hybrid whole-house/exhaust ventilation by combining central fan integrated ventilation with exhaust fan ventilation. Targeted at homeowners and HVAC contractors.
• AirCycler g1 Controller Supply-only whole-house ventilation controller that integrates with existing central furnace fan and ductwork to deliver fresh air during heating or cooling cycles. Direct replacement for the older AirCycler FRV model. Targeted at homeowners and builders requiring supply-only ventilation.
• VentConnect Bath Fan & Light Switch Wireless bath fan and light switch that connects to the AirCycler g3 controller. Allows exhaust fans to automatically respond to indoor air quality pollutants and signals the fresh air damper to open when the exhaust fan is activated. Targeted at homeowners and contractors.

Quantifiable outcome

• Energy cost of $1-$5 monthly for typical 1,500 sq ft home
• +1 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

AI capability2 records

Feature4 records

Partnerships

One partnership is on record.

• K. Hovnanian HomescoreChannel Partner/ Reseller/ DistributorMajor homebuilder using AirCycler products in new construction. Featured in product photos showing SmartExhaust and AirCycler controllers installed in K. Hovnanian homes.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Broan-NuTone: Major U.S. manufacturer of residential ventilation fans, range hoods, and IAQ products including ASHRAE 62.2-compliant bath fan controls. Direct competitor to AirCycler's SmartExhaust and central-fan-integrated ventilation offerings in the builder and contractor channels.
• RenewAire: Manufacturer of energy recovery ventilators (ERVs) and dedicated mechanical ventilation equipment for residential and commercial applications. Competes head-to-head with AirCycler on whole-house ventilation in new construction and retrofit projects.
• AprilAire: U.S. brand offering whole-house fresh air ventilation systems, air quality controls, and IAQ accessories for residential HVAC. Overlaps directly with AirCycler's ventilation controllers, IAQ sensors, and builder/contractor distribution.

Emerging players

• Lunos: Specialty manufacturer of decentralized mechanical ventilation fans with heat recovery for residential and multifamily applications. Comparable niche, code-driven product story targeting the same ASHRAE-style compliance needs as AirCycler.
• ecobee: Smart thermostat and home sensor company now owned by Generac, expanding into whole-home IAQ and ventilation. Closely comparable product/market overlap to AirCycler at the smart HVAC controls layer.

Broad incumbents

• Panasonic Eco Solutions (WhisperComfort / Pick-A-Flow): Panasonic's building products division supplies residential ventilation fans and IAQ accessories across North America. Competes in the same bath and whole-house ventilation category with greater scale and broader HVAC portfolio.
• Honeywell Home / Resideo: Major HVAC controls and IAQ platform (thermostats, whole-home air quality, ventilation accessories) with deep builder and contractor channels. Competes with AirCycler at the controls layer and increasingly bundles ventilation automation.
• Trane Technologies: Global HVAC manufacturer offering residential furnaces, air handlers, and integrated ventilation/IAQ controls. Competes as a broad incumbent in the same builder and contractor specification process where AirCycler wins new-construction business.

Regional players

• Zehnder America: European-origin manufacturer of HRV/ERV mechanical ventilation systems with North American operations. Comparable in product category (whole-house mechanical ventilation) and code-compliance positioning, primarily serving high-performance and zero-energy-ready home markets like AirCycler.

Others

• Airthings: Consumer and pro-grade indoor air quality monitor maker (radon, CO2, PM2.5, VOCs) integrated with AirCycler's g3 platform. Ecosystem/IAQ partner rather than direct competitor, but adjacent in smart-home IAQ and a reference point for the demand-controlled ventilation use case.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/AirCycler
• Facebookfacebook.com/AirCycler

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Lipidex Corporation