---
product_id: 812196958
title: "Main Circuit Board - HH84AA021"
brand: "carrier hvac"
price: "$413.37"
currency: USD
in_stock: true
category: "Carrier Hvac"
url: https://www.desertcart.us/products/812196958-main-circuit-board-hh84aa021
store_origin: US
region: United States of America
---

# Compact 5x6x9 inch size Lightweight 0.555 lbs Genuine OEM reliability Main Circuit Board - HH84AA021

**Brand:** carrier hvac
**Price:** $413.37
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your HVAC’s brain for flawless airflow and peace of mind!

## Quick Answers

- **What is this?** Main Circuit Board - HH84AA021 by carrier hvac
- **How much does it cost?** $413.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/812196958-main-circuit-board-hh84aa021)

## Best For

- carrier hvac enthusiasts

## Why This Product

- Trusted carrier hvac brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight Design:** Fits seamlessly into your HVAC unit without adding bulk or weight.
- • **Easy Replacement & Compatibility:** Direct fit replacement part to minimize downtime and maximize efficiency.
- • **Optimized for Air Quality Control:** Supports a wide range of HVAC products to maintain superior indoor air standards.
- • **Trusted Carrier Quality Assurance:** Backed by Carrier’s legacy of durability and precision engineering.
- • **Engineered for Peak HVAC Performance:** Ensure your system runs flawlessly with a certified Carrier OEM circuit board.

## Overview

The Carrier HH84AA021 Main Circuit Board is a genuine OEM replacement part designed to optimize HVAC system performance. Measuring 5x6x9 inches and weighing just over half a pound, this compact and lightweight board ensures reliable operation and supports superior air quality control across multiple Carrier HVAC products.

## Description

Carrier HVAC Main Circuit Board - HH84AA021. This is a genuine OEM (Original Equipment Manufacturer) part. Use genuine OEM parts for safety reliability and performance. Carrier allows a multitude of HVAC products to ensure the highest quality of air in your personal or business space..

## Features

- This is a genuine OEM (Original Equipment Manufacturer) part.
- Carrier allows a multitude of HVAC products to ensure the highest quality of air in your personal or business space.
- Size : 5x6x9
- Weight : 0.555 pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CK2QNC2G |
| ASIN  | B0CK2QNC2G |
| Brand Name | Carrier HVAC |
| Date First Available  | 13 January 2025 |
| Included Components | Replacement Part |
| Item Type Name | Replacement Part |
| Item model number  | HH84AA021 |
| Manufacturer | Carrier HVAC |
| Manufacturer  | Carrier HVAC |
| Product Dimensions  | 12.7 x 15.24 x 22.86 cm; 230 g |
| UPC | 612192410958 |

## Product Details

- **Brand:** Carrier HVAC
- **Manufacturer:** Carrier HVAC
- **UPC:** 612192410958

## Images

![Main Circuit Board - HH84AA021 - Image 1](https://m.media-amazon.com/images/I/512RDkDtCxL.jpg)

## Frequently Bought Together

- Carrier HVAC Main Circuit Board - HH84AA021
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-06-01*