---
product_id: 71480300
title: "Suncourt ZoneMaster 12-Inch Normally Open Motorized Damper — Power Close/Spring Open 24V Vent Damper, Transformer Included (ZO212)"
brand: "suncourt"
price: "¥39494"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/71480300-suncourt-zonemaster-12-inch-normally-open-motorized-damper-power-close
store_origin: JP
region: Japan
---

# 24V power close / spring open operation 0°-90° adjustable coupler for custom airflow 12-inch precision airflow control Suncourt ZoneMaster 12-Inch Normally Open Motorized Damper — Power Close/Spring Open 24V Vent Damper, Transformer Included (ZO212)

**Brand:** suncourt
**Price:** ¥39494
**Availability:** ✅ In Stock

## Summary

> 🌟 Take control of your air — because comfort is the new luxury.

## Quick Answers

- **What is this?** Suncourt ZoneMaster 12-Inch Normally Open Motorized Damper — Power Close/Spring Open 24V Vent Damper, Transformer Included (ZO212) by suncourt
- **How much does it cost?** ¥39494 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/71480300-suncourt-zonemaster-12-inch-normally-open-motorized-damper-power-close)

## Best For

- suncourt enthusiasts

## Why This Product

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

## Key Features

- • **Smart Power Close Design:** Normally open damper closes only when powered, ensuring energy savings and safety.
- • **Precision Airflow Mastery:** Control your indoor climate with exact 12-inch duct airflow for ultimate comfort and efficiency.
- • **Seamless System Integration:** Works effortlessly with existing zone controls or standalone with included UL-listed transformer.
- • **Trusted Reliability Since 1988:** Backed by a 3-year warranty, ensuring peace of mind for your HVAC investment.
- • **Effortless Installation & Durability:** Two-wire setup plus free-wheeling motor coupling extends motor life and reduces maintenance.

## Overview

The Suncourt ZoneMaster 12-Inch Motorized Damper offers precision airflow control with a normally open, power-close design. Featuring a patented 0°-90° adjustable coupler, it allows fine-tuned ventilation in HVAC zoning and fresh air applications. Easy to install with a two-wire system and powered by a reliable 24V transformer, this durable damper enhances energy efficiency and indoor comfort, backed by over three decades of trusted performance and a 3-year warranty.

## Description

Full description not available

## Features

- PRECISION AIRFLOW CONTROL: The Suncourt ZoneMaster Motorized Damper controls airflow in 12" HVAC zoning, fresh air intake, and make-up air applications—improving air quality, comfort, and energy efficiency. The damper is Normally Open (Power Closed), remaining open when unpowered and closed when powered.
- ADJUSTABLE CUSTOM AIRFLOW: The 12 inch duct damper features a patented 0°-90° adjustable coupler, allowing fine-tuned airflow control in both powered and unpowered positions.
- SEAMLESS INTEGRATION: The damper is designed to work with existing zone control systems or operates independently using the included UL-listed 24VAC/20VA plug-in transformer.
- DURABLE & EASY INSTALLATION: The 24V zone control damper features a simple two-wire installation and a free-wheeling motor coupling to extend motor life.
- SAFE & RELIABLE: Delivering trusted performance since 1988, Suncourt motorized vent dampers are backed by a 3 year warranty.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Suncourt |
| Part Number | ZO212 |
| Item Weight | 5.7 pounds |
| Product Dimensions | 13 x 9 x 14 inches |
| Item model number | ZO212 |
| Is Discontinued By Manufacturer | No |
| Size | 12" |
| Color | Silver |
| Style | Modern |
| Power Source | Corded Electric |
| Wattage | 6 watts |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Suncourt ZoneMaster 12-Inch Normally Open Motorized Damper — Power Close/Spring Open 24V Vent Damper, Transformer Included (ZO212) - Image 1](https://m.media-amazon.com/images/I/81tFU8sRW6L.jpg)

## Available Options

This product comes in different **Size Name** options.

## Frequently Bought Together

- Suncourt ZoneMaster 12-Inch Normally Open Motorized Damper — Power Close/Spring Open 24V Vent Damper, Transformer Included (ZO212)
- Suncourt ZoneMaster 12-Inch Normally Closed Motorized Damper — Power Open/Spring Close 24V Vent Damper, Transformer Included (ZC212)

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**Shop now:** [https://www.desertcart.jp/products/71480300-suncourt-zonemaster-12-inch-normally-open-motorized-damper-power-close](https://www.desertcart.jp/products/71480300-suncourt-zonemaster-12-inch-normally-open-motorized-damper-power-close)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-29*