NewiFlight BLITZ Mini ATF435 Stack (E55S Mini 4-IN-1 ESC)
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Mini ATF435
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Expected ship within 5 days after order.
Estimated Transit Time: 15-20 Days.
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Powerful Combo：AT32F435 FC with 55A (65A burst) 2-6S ESC for responsive, high performance control.
Advanced Features：BMI270 gyro, DPS310 barometer, 16MB blackbox, and 6 UARTs support extensive tuning and telemetry.
High Current Ready：ESC handles up to 6S input with current sensing, ideal for demanding setups and larger props.
Light & Compact：Total weight < 20g; FC size 30.5×27mm, fits tight builds without sacrificing performance.
Easy Setup：20×20mm mounting, 5V/2.5A BEC, SmartAudio/IRC Tramp support, and popular firmware target for quick integration.
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Description
FAQ
About iFlight BLITZ Mini ATF435 Stack
The iFlight BLITZ Mini ATF435 Stack is a compact high-performance FPV stack built for pilots who want strong power handling, clean wiring, and reliable tuning support in a mini form factor. Combining an AT32F435 flight controller with a 55A 2-6S 4-in-1 ESC, this stack is a great choice for freestyle, racing, and advanced DIY drone builds where space is limited but performance still matters.
Whether you are building a lightweight 3-inch freestyle quad, a powerful 3.5-inch setup, or a compact 5-inch performance drone, this stack gives you the control response, current headroom, and tuning flexibility needed for modern FPV flying.
High-Performance Mini Stack for Serious Builds
The iFlight BLITZ Mini ATF435 Stack combines an AT32F435 flight controller with a 55A 4-in-1 ESC, giving compact FPV drones the power and control usually expected from larger stacks. Designed in a 20x20 mini FPV stack format, it is a strong fit for 3 to 5 inch freestyle drones, racing drones, and performance-focused DIY builds.
AT32F435 FC with Advanced Sensors
Built around the AT32F435RGT7 MCU, this FPV flight controller also features a BMI270 gyro and DPS310 barometer for fast processing and stable signal handling. Compared with more basic FC setups, it gives pilots a cleaner control foundation for demanding freestyle and racing use.
User value: smoother flight response, more precise tuning, and a more locked-in control feel.
55A Continuous Power for Demanding Builds
The E55S Mini 4-in-1 ESC supports 2-6S LiPo input with 55A continuous and 65A burst output, making it a reliable choice for aggressive throttle changes, higher KV motors, and heavier prop loads. This gives the stack the current headroom needed for more demanding FPV builds.
User value: stable power delivery, stronger punch-outs, and more confidence during hard freestyle moves or race acceleration.
Built for Advanced Tuning and Expansion
With 6 UARTs, 16MB blackbox, and support for SmartAudio and IRC Tramp, this FPV stack gives pilots more room for tuning, telemetry, and VTX control than basic mini stacks. It is better prepared for GPS, receivers, video transmitters, buzzers, and other accessories used in modern custom builds.
User value: more control, cleaner wiring options, and better data for tuning and optimization.
Compact, Lightweight, and Build-Friendly
Designed with a 20x20 mounting pattern, a compact 30.5 x 27mm FC size, and total weight under 20g, this mini drone stack fits tight frames without giving up key performance features. It is ideal for lightweight freestyle drones and compact racing builds where space and weight both matter.
User value: easier installation, cleaner layouts, and better fit for small high-performance builds.
Easy Setup with Wide FPV Compatibility
The BLITZ Mini ATF435 Stack supports DShot150/300/600, MultiShot, OneShot, BLHeli_S, and Bluejay, and uses the IFLIGHT_BLITZ_ATF435 firmware target for easier setup. With support for common FPV protocols and accessories, it integrates smoothly into many modern freestyle and racing drone builds.
User value: less setup hassle, faster configuration, and easier matching with popular FPV components.
iFlight product is for fun purposes only and does not support autonomous flight.
Reviews
n**e
Verified
This mini stack runs smooth and cool even on hard freestyle flights, no glitches at all.
Specification：Mini ATF435
j*y
Verified
Tiny stack, fits my 3” build perfect. Gyro is locked in tight.
Specification：Mini ATF435
k*i
Verified
Was confused about which stack to get, but their advice made it easy. This iFlight Blitz mini stack is solid.
Specification：Mini ATF435
l*o
Verified
Der Kundenservice antwortet extrem schnell und hilfsbereit – alle Fragen wurden sofort geklärt.
Specification：Mini ATF435
z**k
Verified
Crashed hard and fried the stack. Reached out to customer service.
Specification：Mini ATF435
Additional reviews after 10
days
Support sent a replacement stack within days. Super reliable service.
j*****6
Verified
Shipping was stupid fast, love this stack
Specification：Mini ATF435
FAQFeel free to ask us any questions
ASK A QUESTION
Q: Is the stack suitable for both beginner and advanced pilots?
A: Yes. Beginners benefit from easy setup (popular firmware target, plug-and-play UARTs, SmartAudio), while advanced pilots gain high performance (AT32F435 MCU, BMI270 gyro, 16MB blackbox) and flexibility (6 UARTs, wide voltage range).
Q: Is the iFlight BLITZ Mini ATF435 Stack a good fit for compact performance builds?
A: Yes. Its 20×20mm format, sub-20g total weight, and 55A ESC make it especially attractive for compact builds that still need strong 2-6S power capability.
Q: Is this stack better suited for a lightweight 5-inch build or a typical micro drone?
A: It is much better suited to compact high-performance builds than to tiny micros. The 55A ESC and 2-6S range clearly place it in the serious freestyle or racing category.
Q: Does the Mini ATF435 make sense if I want strong power handling without moving to a full-size 30.5×30.5 stack?
A: Yes. That is one of its biggest advantages. It gives you high current capability in a smaller mounting format, which is useful when space matters.
Q: Is this stack more appealing for freestyle or for long-range efficiency builds?
A: It is more naturally positioned for freestyle and other performance-oriented builds. The hardware focus is on control authority, current capability, and tuning flexibility rather than pure endurance efficiency.
Verified
