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- RadioMaster ER4 2.4GHz ELRS PWM Receiver
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Item #:
211220681
RadioMaster ER4 2.4GHz ELRS PWM Receiver
Item #:
211220681
GBP 20
Price Details
Price
GBP 20
Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )
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In stock
Imported from USA store
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Excluding VAT : VAT will be calculated on the checkout page
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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The ER4 PWM receiver can drive 4 servos simultaneously, providing flexibility and control for a variety of applications.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Extended Range
The RadioMaster ER4 utilizes ELRS technology, offering superior signal strength and an impressive range for reliable long-distance communication in various environments.
Versatile Compatibility
Designed to seamlessly integrate with multiple transmitters and models, the ER4 enables users to switch between devices effortlessly, enhancing operational flexibility for hobbyists and professionals alike.
Compact Design
Featuring a lightweight and compact form factor, the ER4 receiver minimizes additional weight on aircraft, ensuring optimal performance without compromising on battery life or maneuverability.
Product Details
| Item Weight | 0.05 lbs (20 grams) |
Who Should Buy?
-
Drone Enthusiasts
Ideal for drone pilots seeking reliable long-range control and low latency for enhanced flight performance.
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FPV Racers
Perfect for FPV racing enthusiasts who need quick response times and robust signal strength in competitive environments.
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Hobbyist Builders
Great for RC hobbyists building custom models, offering versatile programming options and compatibility with various setups.
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Casual Users
May be overkill for casual users who only need basic remote control without advanced features or long-range capabilities.
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Beginners
Not ideal for beginners unfamiliar with advanced RC setups, as it may require more technical knowledge to configure.
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Limited Budget
Not suitable for users on a tight budget, as high-performance receivers can be more expensive than necessary for simple applications.
Product Description
RadioMaster ER4 2.4GHz ELRS PWM Receiver
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of models can the ER4 receiver be used with?
Answer: The ER4 receiver is perfect for small aircraft models, ship models, car models, and more. -
Question:
How does the automatic voltage telemetry work?
Answer: It monitors the external battery voltage or the built-in receiver voltage automatically for optimal performance. -
Question:
Can I update the ER4 receiver firmware easily?
Answer: Yes, it supports Wi-Fi updates and has a user-friendly WEBUI configuration.
RADIOMASTER Radio Receivers Editorial Review
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Customer Reviews & Ratings
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MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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Leila
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
GBP 20
Excluding VAT : VAT will be calculated on the checkout page
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Drives 4 servos simultaneously for enhanced control.
- Supports automatic voltage telemetry for reliable battery monitoring.
- Offers Wi-Fi updates and easy WEBUI configuration.
- Based on the cutting-edge ExpressLRS system for high performance and reliability.
- Compact and lightweight design ideal for various model types.
- Includes high-quality antenna and connectors for easy installation.