Looking for Er5a Receiver? Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver is available at Zbotic with fast shipping across India.
Er5a Receiver – Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver
Description:
ER5A V2 receiver is based on the high-performance, revolutionary ExpressLRS system, featuring high reliability, highly flexible configuration, ultra-fast response speeds, and an ultra-long receiving range, bringing with it a brand-new usage experience.
The ER5A V2 ELRS receiver can drive up to 5 servos and has built-in receiver voltage telemetry and battery telemetry with the ability to automatically detect which voltage input to use. It is designed for aircraft applications.
Features:
- Based on the Revolutionary ExpressLRS System
- High performance, high reliability, flexible configuration, fast response speed and ultra-long range
- Support 5 PWM Channels
- Automatically detects voltage telemetry of external battery voltage or receiver battery / ESC BEC voltage
- Built-in a TCXO (temperature compensated crystal oscillator), ensures stable and accurate performance in any environment
- Optimized ground up PCB design
- Supports Wi-Fi updates and WEBUI configuration
- Compact size, easy to install. Perfect for aircraft applications
- Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
Specifications:
| Item Type: | ELRS PWM Receiver |
|---|---|
| Power Supply | DC 4.5-8.4V |
| Additional Specs.: | Detection Voltage: DC 4.0 – 35V |
| Antenna Type: | High-sensitivity antenna |
| Channels | 5 |
| Length (mm): | 37 |
| Width (mm): | 19.3 |
| Height (mm) | 13 |
Package Includes:
- 1 x ER5A V2 2.4GHz ELRS PWM Receiver
- 1 x Voltage telemetry wire
- 1 x User Card
Attachments:
User Manual
Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver Overview
The Radiomaster ER5A V2 is a compact 2.4GHz ExpressLRS PWM receiver designed for aircraft applications. It delivers long-range control and ultra-fast response, driving up to five servos while providing built-in voltage and battery telemetry for real-time monitoring.
Key Features of Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver
- ExpressLRS system with ELRS 3.3.0 pre-installed for ultra-low latency and extended range
- Five independent PWM outputs to control servos, retracts, lights or other accessories
- Built-in TCXO oscillator ensures signal stability over temperature and voltage variations
- Integrated voltage and battery telemetry with automatic input detection
- 10mW telemetry power output for reliable two-way communication
- Firmware updates via onboard Wi-Fi interface for hassle-free upgrades
- Fast shipping from Zbotic across India
Applications and Use Cases
- Fixed-wing RC aircraft requiring multiple servo channels and real-time battery monitoring
- Gliders and sailplanes where lightweight, long-range control is essential
- Electric pylon racers demanding ultra-fast response and low latency
- Scale models with complex control surfaces and retractable gear
- FPV wings needing reliable telemetry and firmware updates in the field
- Experimental DIY projects that integrate battery voltage feedback
How to Use Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver
To set up the ER5A V2, bind it to your ExpressLRS transmitter following the standard binding procedure, then power the receiver from your aircraft’s battery. Connect your servos to the five PWM output pins according to your channel mapping. Access the built-in Wi-Fi AP to load firmware updates and configure advanced telemetry settings using the ExpressLRS configurator.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
How many servo channels does the ER5A V2 support?
The ER5A V2 provides five PWM outputs, allowing you to drive up to five servos or accessories directly from the receiver.
Can I monitor battery voltage with this receiver?
Yes. The ER5A V2 features built-in battery telemetry that automatically detects your voltage input and reports real-time battery levels back to your transmitter.
How do I update the firmware on the ER5A V2?
Power up the receiver and connect to its onboard Wi-Fi access point. Open the ExpressLRS configurator, select the ER5A V2 firmware, and flash it over Wi-Fi—no cables needed.
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Read More →Technical Specifications
| Brand | Radiomaster |
|---|---|
| Model | ER5A |
| Interface / Protocol | ELRS, 4G |
| Frequency | 2.4GHz |
| SKU | AI7265 |
| Availability | Out of Stock |
Applications & Use Cases
The Radiomaster ER5A V2 2.4GHz ELRS PWM Receiver is a versatile drone transmitter and receiver used across a wide range of applications including FPV drone control, RC aircraft, ground vehicles, and long-range drone operations.
Common use cases:
- Setting up a new FPV quad with digital link
- Replacing a receiver after a crash
- Building a long-range fixed-wing aircraft
This product is ideal for FPV pilots, RC hobbyists, and drone builders.
Technical Tip: ELRS (ExpressLRS) offers excellent range and low latency at 2.4GHz. Ensure your transmitter and receiver use the same protocol.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine Radiomaster product sourced from authorized channels
Ishan Pillai –
Very good quality Radiomaster ER5A V2 2.4GHz ELRS PWM. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Lalit Srivastava (verified owner) –
Outstanding Radiomaster ER5A V2 2.4GHz ELRS PWM! Installed it on my racing quad and the performance is amazing.
Shruti Grewal (verified owner) –
Perfect for my agriculture drone project. This Radiomaster ER5A V2 2.4GHz ELRS PWM handles the weight effortlessly.
Lakshmi Bose –
Good quality Radiomaster ER5A V2 2.4GHz ELRS PWM. Minor scratches on arrival but functionally perfect.
Harshit Bhatt (verified owner) –
Good product overall. My drone is flying well with this Radiomaster ER5A V2 2.4GHz ELRS PWM. Satisfied with the purchase.
Raghav Choudhury (verified owner) –
Good quality Radiomaster ER5A V2 2.4GHz ELRS PWM. Minor scratches on arrival but functionally perfect.
Urmi Panchal (verified owner) –
Very good quality Radiomaster ER5A V2 2.4GHz ELRS PWM. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Meera Shetty (verified owner) –
This Radiomaster ER5A V2 2.4GHz ELRS PWM exceeded my expectations. Installed it yesterday and took a successful test flight today.
Pranav Singh (verified owner) –
Good quality Radiomaster ER5A V2 2.4GHz ELRS PWM. Minor scratches on arrival but functionally perfect.
Saurabh Kapoor (verified owner) –
Good Radiomaster ER5A V2 2.4GHz ELRS PWM. Works well for my drone build. Packaging could be slightly better.