UMX™ Ultrix™ BNF® Basic
$99.99
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UMX™ Ultrix™ BNF® Basic
$99.99
Twin Brushless
Incredible power to weight
Ultra Micro
Fly in smaller spaces
AS3X Tech
Smooth flight in wind
SAFE Select
Optional flight envelope protection
EPP Airframe
Extremely durable molded construction
Bind-N-Fly
Factory assembled ready quick
Aerobatic Delta WingUnmatched ultra micro 3D performance
The E-flite UMX Ultrix is a revolutionary ultra micro RC plane featuring a unique delta-wing design powered by twin brushless motors. Delivering an incredible power-to-weight ratio, this ultra micro model excels at smooth sport flying, basic aerobatics, and aggressive 3D maneuvers all in the same flight. Equipped with AS3X technology and optional SAFE Select flight protection, it delivers a smooth, locked-in feel whether flying indoors or outdoors.
Versatile Sky PerformerExtreme durability meets unmatched agility
Engineered for maximum versatility, the E-flite UMX Ultrix redefines what is possible for ultra micro scale models. Its fully-molded EPP airframe makes it exceptionally durable, allowing pilots to push the limits of 3D aerobatics without hesitation. Powered by twin brushless motors with differential thrust, the E-flite UMX Ultrix offers precise yaw control for executing flat spins, harriers, and unlimited vertical climbs. Fully factory-assembled and ready to fly, simply add your transmitter and battery to take to the skies in yards, parks, or even gymnasiums.
Technical SpecificationsDetailed aircraft specifications overview
Completion Level
Bind-N-Fly Basic
Wingspan
13.6 in / 345 mm
Overall Length
16.5 in / 420 mm
Flying Weight
2.6 oz / 75 g
Motor Size
Dual Brushless
Speed Control
Integrated Dual Brushless ESC
Radio
5+ Channel Spektrum DSMX/DSM2 Compatible
Servos
Linear Servos Installed
CG (Center of Gravity)
Refer to Manual
Recommended Battery
1S 3.7V 500mAh LiPo with JST
Assembly Time
Less than 1 hour
Flaps
No
Retracts
No
Material
Molded EPP Foam
Flight Performance FeaturesAdvanced technology and design elements
Twin Brushless MotorsDelivers high power-to-weight ratio to hover and climb vertically
Differential ThrustProvides precise yaw control for flat spins and advanced aerobatics
EPP AirframeExtremely durable lightweight fully-molded foam construction
AS3X TechnologySmooths out the effects of wind and turbulence for stability
SAFE Select ProtectionOptional flight envelope assistance for smoother control
Night Flight CompatibleOptional LED light kit can be installed for night flying
Ultra Micro SizeCompact airframe can be flown in gymnasiums or sports fields
Factory AssembledCompletely built and ready to bind and fly within minutes
Frequently Asked QuestionsEverything you need to know
What transmitter do I need to fly the E-flite UMX Ultrix?
The E-flite UMX Ultrix requires a full-range 5+ channel Spektrum DSMX or DSM2 compatible transmitter.
What battery and charger are recommended for the E-flite UMX Ultrix?
The E-flite UMX Ultrix requires a 1S 3.7V 500mAh LiPo battery with a JST connector (such as EFLB5001S25) and a compatible LiPo charger.
Is the E-flite UMX Ultrix suitable for flying in wind?
Yes, the E-flite UMX Ultrix handles windy conditions exceptionally well thanks to built-in AS3X stabilization technology, which counteracts wind and turbulence for a smooth flight feel.
Can the E-flite UMX Ultrix be flown indoors?
Yes, skilled pilots can fly the ultra micro E-flite UMX Ultrix indoors in spaces as small as a single basketball court.