Support Amateur Radio Operators’ Rights to Install Antennas on Their Property! Learn more.

Hot Deals
What's New
Brands
Help Center
1-800-777-0703

Departments
Call Us
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Hot Deals
What's New
Brands
Quick Order
DXE Rewards
Gift Card
View/Request Catalog
Custom Cable Builder
Custom Manufacturing Request
Mastload Estimator
Customer Showcase
Tech Info & News
Help Center
About Us
Contact Us
1-800-777-0703 1-800-777-0703
Sign In

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & DX Bucks
Address Book
Email Preferences
Text Notifications
My Reviews
Catalog
Tax Exemption
Sign In

Support Amateur Radio Operators’ Rights to Install Antennas on Their Property! Learn more.

Filters

Brand
- Green Heron Engineering (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4O3A (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Compatible Rotator Unit Model
- HAM-II (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-III (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-IV (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-V (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- OR2800PX (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- OR2800PX-O (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- T-2X (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Computer Connection
- USB (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- LAN (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RS-232 serial (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RS-232 serial or USB (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Wi-Fi (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Controller Input Voltage
- 120 Vac (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 240 Vac (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 13.8 - 48 VDC (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

Selected Filters

Home
Rotator Controllers
Product Results

Filters

Brand
- Green Heron Engineering (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4O3A (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Compatible Rotator Unit Model
- HAM-II (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-III (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-IV (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- HAM-V (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- OR2800PX (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- OR2800PX-O (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- T-2X (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Computer Connection
- USB (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- LAN (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RS-232 serial (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RS-232 serial or USB (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Wi-Fi (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Controller Input Voltage
- 120 Vac (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 240 Vac (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 13.8 - 48 VDC (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

3 Results Found For "stack"

DX Engineering Exclusive Mast Load Estimator

Individual Parts

Part Groups

Results 1 - 3 of 3

4O3A Rotator Genius Smart Rotator Controllers 4O-RG

4O3A Rotator Genius Smart Rotator Controllers 4O-RG

4O3A Rotator Genius Smart Rotator Controllers 4O-RG

Rotator Controller, Supports Most Rotators, 2 Rotators, 3-48VDC or VAC Output, 15A Max, LAN/USB/Wi-Fi Control, LCD Display, Requires 13.8-48VDC, Each

Part Number: O3A-4O-RG

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2026 if ordered today

- Documentation
- Multiple Images

...Loading

Estimated Ship Date: Nov 5, 2026 if ordered today

Green Heron RT-21D-M2 Deluxe Universal Digital Rotor Controllers RT-21D-M2

Green Heron RT-21D-M2 Deluxe Universal Digital Rotor Controllers RT-21D-M2

Green Heron RT-21D-M2 Deluxe Universal Digital Rotor Controllers RT-21D-M2

Rotor Controller, Digital, Deluxe Version, OR-2800, 18-36 Vac or 12-48 Vdc Output, 115/230 Vac Input, Each

Part Number: GHE-RT-21D-M2

Not Yet Reviewed

Estimated Ship Date: Nov 2, 2026 if ordered today

...Loading

Estimated Ship Date: Nov 2, 2026 if ordered today

Green Heron RT-21D-CDE Deluxe Universal Digital Rotor Controllers RT-21D-CDE

Green Heron RT-21D-CDE Deluxe Universal Digital Rotor Controllers RT-21D-CDE

Green Heron RT-21D-CDE Deluxe Universal Digital Rotor Controllers RT-21D-CDE

Rotor Controller, Digital, Deluxe Version, Hy-Gain/CDE, 18-36 Vac or 12-48 Vdc Output, 115/230 Vac Input, Each

Part Number: GHE-RT-21D-CDE

Not Yet Reviewed

Estimated Ship Date: Nov 2, 2026 if ordered today

...Loading

Estimated Ship Date: Nov 2, 2026 if ordered today

1

Page 1 of 1

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

DX Engineering

1.800.777.0703

Shop

Quick Order
Hot Deals
New Products
Free Shipping
Brands
Gift Card
DX Engineering Super Card
Retail Locations

Keep in Touch with DX Engineering Email

Be among the first to know about new products & special offers!

Our emails include:

Limited-Time Sales
Special Offers

Tech Tips
Industry News & Special Events

= Required

First Name

Last Name

Email Address Email required

We do not sell email addresses or other private information.
Privacy Policy

View/Request Catalog

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
Sign In

Customer Service

Contact Us
Custom Manufacturing Request
Help Center
Tech Support
Site Map

Tech Info & News

Technical Info
Video Library
News

DX Engineering Super Card

Learn More
See if you Prequalify

About Us

About Us
Meet The Team
Career Opportunities

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube

On All Bands Blog

Become an Affiliate

Terms of Use | Privacy and Security | Site Accessibility
Copyright© 2026 by DX Engineering | Trademarks

Modal Header