# Spektrum AR631+ 6-Channel AS3X+ & SAFE Receiver, SPM-1031 SPM-1031: Spektrum AR631+ is a six-channel RC aircraft receiver with AS3X+ stabilisation and SAFE flight-envelope protection. Its setup features and telemetry depend on compatible Spektrum equipment, so check your transmitter and ESC before buying. - [Original product page](https://aussiedealscout.com/product/spektrum-ar631-plus-6-channel-as3x-safe-receiver) - [View offer](https://aussiedealscout.com/visit/spektrum-ar631-plus-6-channel-as3x-safe-receiver) - Market: AU - Language: en-AU - Currency: AUD - Brand: Spektrum - Model: AR631 - Price: 94.87 AUD - Previous price: 143.00 AUD - Discount: 34% - Price checked: 2026-11-13T12:07:31.449Z - Rating: 4.8 / 5 - Reviews: 164 Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store. ## At a glance - AS3X+ stabilisation and SAFE protection are built in, with setup available through forward programming from a Spektrum transmitter. - The 230mm antenna is described as allowing more installation options in tight spaces. - A bind button removes the need for a bind plug, according to the listing. - Smart telemetry requires a compatible Smart ESC and a Spektrum DSMX transmitter with telemetry. The listing says a transmitter update may be required. ## Pros - Combines AS3X+ stabilisation and SAFE flight-envelope protection in a six-channel receiver. - Supports DSMX and is described as backwards compatible with DSM2. - The bind button is designed to simplify binding without a separate bind plug. ## Specifications ### Identity - Brand: Horizon Hobby - Model: AR631 - Channels: 6 Channel ### Features and compatibility - Stabilisation and flight protection: AS3X+ Stabilization System, SAFE Flight Envelope Protection - Radio protocol: DSMX protocol receiver with DSM2 backwards compatibility - Antenna: 230mm - Telemetry feature claim: Ready to use with Spektrum Smart ESC for one-wire telemetry data without the need of modules, links and wires ### Power and battery - Power configuration: Battery Powered - Batteries included: No ### Dimensions and installation - Dimensions listed: 20.3 x 10.2 x 2.3 centimetres - Weight listed: 0.23 Pounds ## Before you buy - Smart telemetry is conditional on a compatible Smart ESC, a telemetry-capable Spektrum DSMX transmitter and potentially a transmitter update. The listed dimensions and weight are product details, not independently confirmed installation measurements. ## In the box - AR631+ 6 Channel AS3X+ & SAFE Receiver (Included) ## A good fit for - RC aircraft builders using a compatible Spektrum DSMX transmitter who want six receiver channels with AS3X+ and SAFE features. - Buyers planning a compatible Spektrum Smart ESC setup and willing to confirm transmitter support for telemetry and forward programming. ## Less suited to - Buyers who need a complete transmitter-and-receiver kit. The supplied component list names the receiver, not a transmitter. - Setups that require confirmed compatibility with a transmitter or ESC not identified in the supplied details. ## Customer feedback Customer feedback describes the receiver as good quality and easy to set up, while opinions about value are mixed, with some finding it a good deal and others considering it expensive. These impressions may matter to buyers comparing setup convenience and cost, but they do not establish compatibility with a particular transmitter or ESC. Aggregate ratings are mostly in the five-star category, though a small share are one-star, and ratings alone do not explain the reasons. - Positive themes: Customers describe the receiver as good quality. - Positive themes: Customers appreciate the user-friendly setup. - Mixed feedback: Feedback on value for money is mixed. ## Frequently asked questions ### Does the AR631+ include a transmitter? The supplied component list names the AR631+ receiver only. It does not list a transmitter. ### What is needed for Smart telemetry? The listing requires a compatible Smart ESC and a Spektrum DSMX transmitter with telemetry. It also notes that a transmitter update may be required. ### Can I set up AS3X+ and SAFE from the receiver? The listing says AS3X+ and SAFE setup is done through forward programming directly from a Spektrum transmitter. Confirm that your transmitter supports the required feature. ### Does it work with DSM2? The listing describes it as a DSMX receiver with DSM2 backwards compatibility. ## Alternative options - [Mattel Games Blokus Board Game for Ages 7+, 2-4 Players \| Your Pieces Can Only Touch at the Corners in this Classic Strategy Game, with 84 Vibrant Pieces in Four Colors](https://aussiedealscout.com/visit/spektrum-ar631-plus-6-channel-as3x-safe-receiver) ## Add-ons - [Spektrum AR8360T+ 8 Channel AS3X+ & Safe Telemetry Receiver, SPM-1033](https://aussiedealscout.com/visit/spektrum-ar631-plus-6-channel-as3x-safe-receiver) - [Spektrum AR630+ 6 Channel AS3X+ & Safe Receiver SPM-1030](https://aussiedealscout.com/visit/spektrum-ar631-plus-6-channel-as3x-safe-receiver) ## Images ![Spektrum AR631+ 6-Channel AS3X+ & SAFE Receiver, SPM-1031 — 1](https://aussiedealscout.com/i/KHqP6kw2Q4b9RoP40tNauyxvKjrFaXR0gKC-cHNIBFUNG3StX6Y3N2m4Nmt88XPMUnpNLgxYAP24byOLjlGspEmDxEAr00uA4TYCTWXjhyn_w7QofEDpYeH1.jpg) ![Spektrum AR631+ 6-Channel AS3X+ & SAFE Receiver, SPM-1031 — 2](https://aussiedealscout.com/i/eemSHfkBcqBG7zGwiI_wwPwuTTTiIuhZJf4-diZPiByxEqHbukOR1lRd7eAWV8nI3ZZ4SHEx-GIFu8O-tgBIUyxaLfwUVEcrxdsAKax9FNXcNTgfuEWZ5YuC.jpg) ![Spektrum AR631+ 6-Channel AS3X+ & SAFE Receiver, SPM-1031 — 3](https://aussiedealscout.com/i/RRRu6kys5Ggtcan_D103aIZaRv29wvnXw80xNUI7GwJQgSmPVdNtZeMmSJYh0Gl4W2itY70f1FTdwoP1F23f688Lj5YFiWAJDWkOm8zpi5DwIowEYVU9po5n.jpg)