SKU: 50818336854

FrSky RB-25 - Redundancy Bus

Sale price$72.00 Regular price$80.00
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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23

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Description

FrSky RB-25 - Redundancy BusThe RB 25 RB 25S builds on the success of the previous trusted Redundancy Bus Series by adding new advanced features combined with a compact new design which meets the needs of users who want a flight safe system built in a smaller size unit. Triple Receiver Redundancy & Dual Power Input RB 25 RB 25S has been designed to offer both dual power and triple receiver redundancy. This provides the user triple receiver signal and telemetry redundancy by

The RB-25/RB-25S builds on the success of the previous trusted Redundancy Bus Series by adding new advanced features combined with a compact new design which meets the needs of users who want a flight-safe system built in a smaller size unit.

Triple Receiver Redundancy & Dual Power Input
RB-25/RB-25S has been designed to offer both dual-power and triple-receiver redundancy. This provides the user triple receiver signal and telemetry redundancy by adding multiplex ports (RX1-3 IN / S.Port). Dual-power provides a safe and efficient way to power the system with your power sources connected via a pair of standard XT30 connections. The dual-power consumption system is designed to operate in balance mode, where it consumes the power line from either power sources depending on which has the higher voltage.

Diversified Sensor Telemetry
The RB-25/RB-25S also works as an extensive sensor module with various built-in sensors including diversified telemetry. The RB-25S also includes the high-precision telemetry sensor for monitoring altitude, vertical speed, etc. can be also used as an alternative to using a GR or S series receiver.

Power Switch Function
The built-in power switch function draws the support of using multiple types of external switches (e.g. NFC switch, Pin Plug, etc.) that enables flexible options on how the power can be switched on/off without the need to plug/unplug the battery connections.

Features

  • Dual Power Balancing Consumption
  • Triple Receiver Redundant Guarantee
  • RX In | FBUS/SBUS/S.Port Auto Recognization
    (Note: Only the S.Port on the RX1 channel port can be used to upgrade firmware.)
  • Built-in Advanced Stabilization Functions
  • Built-in Power Switch Function | Match with Different External Switches (Optional)
  • Supports External LED Indication
  • Compatible with FBUS/S.Port Products
Specifications
  • Dimension: 53*40*16mm (L*W*H)
  • Weight: 25.6g
  • Number of Channel Ports: 18 (PWM/FBUS/S.Port/SBUS Out)
  • 3 RX Input Ports & 1 LED Indicator Port
  • Operating Voltage: 4-10V (Recommend 2S Li batteries)
  • Operating Current: ≤185mA@5V / Continuous Current: ≤30A
  • Operating Temperature: -20°C~75°C
  • Power Input Connector: XT30
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 50818336854

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4.5 ★★★★★
Based on 9 reviews
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A
Verified Purchase
Amazon Customer
Cuba, US
★★★★★ 5
Great pillow
Size: Standard (2 Pillows + 2 Protectors), Style: Medium, Configuration: Pillows + Protectors
Very well made pillow! It doesn't go flat right away like so many other pillows do. Very comfortable as well. I would purchase again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
H
Verified Purchase
Helen Cottrell
West Palm Beach, US
★★★★★ 4
Would buy again
Size: Standard (2 Pillows + 2 Protectors), Style: Medium, Configuration: Pillows + Protectors
I bought these pillows with the pillow protectors included. After 15 minutes of fluffing the pillows in the dryer they took their shape and were ready to use.
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Reviewed in the United States on April 22, 2026
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Verified Purchase
James999
Houston, US
★★★★★ 5
Nice medium thickness. Fits in shames great. Firm for a medium but will work well
Size: Standard (2 Pillows + 2 Protectors), Style: Medium, Configuration: Pillows + Protectors
Nice pillows for the price. I got the medium thickness and it’s a little stiff, but I think once slept on, it should soften up a bit, but if you like a softer or flatter pillow, definitely go for the soft one. But the quality seems to be very well-made. It puffed up straight out of the package. It didn’t have any smell whatsoever, and it fit perfectly in my standard size shams.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 22, 2025
K
Verified Purchase
Krystal Cruz
Alexandria, US
★★★★★ 3
Loved them but may not last too long
Size: Standard (2 Pillows + 2 Protectors), Style: Medium, Configuration: Pillows + Protectors
I’m kind of torn on these. I love them and I want to buy more because they were very affordable and very comfy! I’ve had them less than six months and they lose their plumpness after a few nights sleep but they are easy to fluff back up. They are pretty thick and firm but form to your head and neck perfectly..for me at least. I’ve tossed them in the washer and dryer and they have been fine. Fluffed right back up perfectly. The material inside seems to be clumping together now. it’s easy to fluff them back out but you can notice the spaces where they’re starting to clump and even though they can be fluffed again it does seem they are starting to become compacted and I find myself having to fluff them more often. I’ll see how much longer they’ll last, but I will buy again because they are pretty comfortable. I love the covers they came with also. They stay cool and wash easy! Overall, great for the price, maybe not in the long run if you continue to buy, but I’ll see how much longer they’ll stay in good shape!
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Reviewed in the United States on November 14, 2025
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Verified Purchase
heidinicole
Boise, US
★★★★★ 5
Best pillow!
Size: Standard (2 Pillows + 2 Protectors), Style: Medium, Configuration: Pillows + Protectors
These are the most comfortable pillows ever. I would recommend going with the medium fill.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026

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