---
product_id: 656324133
title: "Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up"
brand: "transformers"
price: "647031₫"
currency: VND
in_stock: true
reviews_count: 13
category: "Transformers"
url: https://www.desertcart.vn/products/656324133-transformers-one-cog-changer-optimus-prime-orion-pax-4-inch
store_origin: VN
region: Vietnam
---

# Compact 4-inch collectible size 2-in-1 robot & Cybertronian truck mode 1-step automatic cog conversion Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up

**Brand:** transformers
**Price:** 647031₫
**Availability:** ✅ In Stock

## Summary

> ⚙️ Transform your collection with the ultimate 1-step Optimus Prime experience!

## Quick Answers

- **What is this?** Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up by transformers
- **How much does it cost?** 647031₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/656324133-transformers-one-cog-changer-optimus-prime-orion-pax-4-inch)

## Best For

- transformers enthusiasts

## Why This Product

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

## Key Features

- • **Cog Lockout Control:** Customize your play experience with a lockout feature that limits transformation until you’re ready to unleash the full power.
- • **Dual-Mode Play Power:** Switch seamlessly between iconic robot and Cybertronian truck forms to recreate epic movie battles or fuel your imagination.
- • **Perfectly Portable 4-Inch Scale:** Compact enough for on-the-go adventures yet detailed enough to impress any Transformers aficionado.
- • **Effortless 1-Step Transformation:** Slide, press, and watch Optimus Prime shift modes instantly with the innovative cog changer—no fumbling, just pure action.
- • **Inspired by the Untold Origin Story:** Own a piece of Transformers lore with a figure modeled after Optimus Prime’s legendary beginnings in Transformers One.

## Overview

This 4-inch Transformers One Cog Changer Optimus Prime action figure offers a unique 1-step automatic conversion between robot and Cybertronian truck modes, featuring a cog lockout for controlled play. Designed for kids 6 and up, it’s a compact, movie-inspired collectible that brings the untold origin story of Optimus Prime to life with durable, easy-to-use mechanics—perfect for both solo play and expanding your Transformers universe.

## Description

Experience the epic origins of legendary Transformers robots with this Transformers One Cog Changer Optimus Prime/Orion Pax action figure! This 4-inch (10 cm) figure converts from robot to Cybertronian truck mode in 1 step. It has a cog lockout feature to limits its ability to convert until you unlock it. Slide down the panel on the Transformers figure’s chest, press the cog, and the figure automatically converts from a robot to alt mode. The simple conversion perfect for Transformers fans age 6 and up. The figure is inspired by the iconic character from the Transformers movie, Transformers One. Movie-inspired Interactive toys like this Optimus Prime/Orion Pax toy make cool gifts for boys and girls ages 6 and up. Transformers One is the untold origin story of Optimus Prime and Megatron, once friends bonded like brothers, who changed the fate of Cybertron forever. TRANSFORMERS and HASBRO and all related trademarks and logos are trademarks of Hasbro, Inc. Copyright 2024 Paramount Pictures Corporation. All Rights Reserved

Review: Great for tiny autobots - I bought a pack of transformers for my toddler after we saw the movie and they have been well and beyond worth the money. We now have a whole assortment of them. We made the mistake of bringing our original Optimus Prime in a sandbox and he stopped transforming as effectively so I quickly went online and found this one. It’s been great. It’s the same size as the other ones and it’s just as easy to transform - one flip. The cog is such a fun feature. They’re very durable - my toddler quite literally yeets them around everywhere we go. I love that it’s something he can do on his own without my help.
Review: Easy transformation - Love the easy transformation. Perfect for my 4 year old.

## Features

- MOVIE-INSPIRED 2-IN-1 CONVERTING TRANSFORMERS TOY: Inspired by the Transformers One movie, this Optimus Prime/Orion Pax Transformers action figure converts from robot to Cybertronian truck mode for awesome 2-in-1 play
- COG CHANGER AUTOMATIC CONVERSION: Slide down the panel on the Transformers figure’s chest, press the cog, and the figure automatically converts in 1 step from a robot to a Cybertronian truck
- 4-INCH ROBOT ACTION FIGURE: In robot mode, Optimus Prime/Orion Pax action figure is 4 inches (10 cm) tall. Stage battles from the movie with other Transformers toys like this one! (Each sold separately, subject to availability)
- CYBERTRONIAN TRUCK MODE: Imagine epic battle scenes with this Transformers figure in Cybertronian truck mode! Great for kids who love toy cars, toy trucks, and other vehicle toys
- COG LOCKOUT: The figure has a cog lockout feature to limit its ability to convert
- TRANSFORMERS ACTION FIGURES: Transformers movie figures are great gifts for boys and girls age 6 and up who love robot toys. Look for more Transformers toys (each sold separately, subject to availability) to build your collection
- ICONIC TRANSFORMERS MOVIE CHARACTERS: Transformers One is the untold origin story of Optimus Prime and Megatron, once friends bonded like brothers, who changed the fate of Cybertron forever

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CP49P9RR |
| Additional Features | Automatic Conversion, Cog Lockout Feature, Cybertronian Truck Mode |
| Age Range Description | 6 YEARS+ |
| Animal Theme | Animal Free |
| Are Batteries Required | No |
| Best Sellers Rank | #76,149 in Toys & Games ( See Top 100 in Toys & Games ) #2,430 in Action Figures |
| Brand Name | Transformers |
| Collection Name | Transformers One |
| Color | Red |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.4 out of 5 stars 455 Reviews |
| Edition | Standard Edition |
| Educational Objective | Promote imaginative play and basic understanding of cause and effect |
| Finish Type | Matte |
| Included Components | Figure |
| Indoor Outdoor Usage | Indoor |
| Is Assembly Required | No |
| Is Autographed | No |
| Item Dimensions | 5.25 x 1.94 x 6 inches |
| Item Dimensions L x W x H | 5.25"L x 1.94"W x 6"H |
| Item Type Name | Figure |
| Item Weight | 0.13 Pounds |
| Language | English |
| Manufacturer | Hasbro |
| Manufacturer Maximum Age (MONTHS) | 1188 |
| Manufacturer Minimum Age (MONTHS) | 72 |
| Manufacturer Part Number | F9387 |
| Material Type | Plastic |
| Model Name | MV8 COG 1 STEP ADMIRAL |
| Model Number | F9387 |
| Number of Pieces | 1 |
| Number of Players | 1 piece |
| Occasion | Birthday, Christmas |
| Operation Mode | Automatic |
| Outer Material | Plastic |
| Play Activity Location | Tabletop |
| Power Source | Manual |
| Recommended Uses For Product | imaginative play, recreating movie scenes, and converting between robot and truck modes |
| Scale | 4-inch |
| Set Name | Transformers One |
| Size | 10 cm |
| Style | Modern |
| Sub Brand | Transformers |
| Supported Battery Types | No batteries required |
| Team Name | Autobots or Decepticons |
| Theme | Cartoon, Movie, Tv Show, Video Game |
| Toy Figure Type | Action Figure |
| Unit Count | 1.0 Count |
| character | Orion Pax |

## Images

![Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up - Image 1](https://m.media-amazon.com/images/I/81z6Lv420EL.jpg)
![Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up - Image 2](https://m.media-amazon.com/images/I/81Aa+uXKBsL.jpg)
![Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up - Image 3](https://m.media-amazon.com/images/I/81Ylsg+R3VL.jpg)
![Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up - Image 4](https://m.media-amazon.com/images/I/71OfirgeZhL.jpg)
![Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up - Image 5](https://m.media-amazon.com/images/I/71OVeeDZRyL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great for tiny autobots
*by S***N on May 20, 2025*

I bought a pack of transformers for my toddler after we saw the movie and they have been well and beyond worth the money. We now have a whole assortment of them. We made the mistake of bringing our original Optimus Prime in a sandbox and he stopped transforming as effectively so I quickly went online and found this one. It’s been great. It’s the same size as the other ones and it’s just as easy to transform - one flip. The cog is such a fun feature. They’re very durable - my toddler quite literally yeets them around everywhere we go. I love that it’s something he can do on his own without my help.

### ⭐⭐⭐⭐⭐ Easy transformation
*by M***E on December 16, 2025*

Love the easy transformation. Perfect for my 4 year old.

### ⭐⭐⭐⭐⭐ Great Toy for kids
*by A***R on June 2, 2025*

my five-year-old love this toy, and I loved that that it was simple enough for even his three year old brother to use. The toy can transform in just a few steps and is not complicated at all. Lots of fun, good size and durable (although my sons did manage to break it after a lot of throws around the house)

## Frequently Bought Together

- Transformers One Cog Changer Optimus Prime (Orion Pax) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up
- Transformers One Cog Changer Bumblebee (B-127) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up
- Transformers: One Cog Changer Megatron (D-16) 4-Inch Robot Action Figure, Interactive Toys for Boys and Girls Ages 6 and Up

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/656324133-transformers-one-cog-changer-optimus-prime-orion-pax-4-inch](https://www.desertcart.vn/products/656324133-transformers-one-cog-changer-optimus-prime-orion-pax-4-inch)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-23*