SEQURE Blueson A1 70A 4‑in‑1 ESC (20×20mm) – 8S / AM32 Edition �� Up to 70 A continuous current (150 A peak) on 8S — built to handle high‑voltage racing and freestyle power surges with ease. �� 32‑bit AT32F421 micro‑controller paired with open‑source AM32 (or optional BLHeli_32) firmware, giving you advanced throttle response, community‑driven tuning, and firmware flexibility. ⚡ PWM rate from 8 kHz to 128 kHz, delivering ultra‑smooth motor control and precise tuning for both race and freestyle setups. �� 20×20 mm mounting footprint and ultra‑thick copper PCB with top‑tier MOSFETs for max thermal efficiency in cramped quad frames. �� Full telemetry return and RPM filtering via bidirectional DShot, OneShot, Multishot, and PWM protocols. BEC not included for weight savings. �� Super-light footprint: ~19 g, with 42.5 × 36 × 7 mm dimensions—perfect for draggy builds or compact racers. �� Why FPV Pilots Love It Built for the high‑G forces in tight freestyle moves or gnarly race starts, the SEQURE Blueson offers serious reliability at a price that punches well above its weight class.Its combination of AM32/BLHeli_32 support, high PWM range, and excellent heat dissipation makes it a go‑to upgrade for both seasoned builders and emerging racers. Product Information SEQURE Blueson A1 4‑in‑1 70A AM32 ESC Feature Details Model Blueson A1 4‑in‑1 ESC (20×20 mm mounting) Processor AT32F421 32‑bit MCU Firmware AM32 (open-source) or BLHeli_32 compatible PWM Frequency 8 kHz – 128 kHz ultra‑smooth motor control Input Voltage 2–8S LiPo / LiHV Continuous Current 70 A (8S) / 65 A (6S) Burst Current 150 A (8S) / 120 A (6S) Supported Protocols DShot600/300/150, Oneshot, Multishot, PWM Telemetry Support Yes – full current and RPM feedback Current Sensor Integrated galvanometer BEC None (for maximum efficiency and weight savings) Mounting Pattern 20×20 mm (M3 or 4 mm hole size) Dimensions 42.5 × 36 × 7 mm Weight ~19 g In the box SEQURE Blueson A1 4IN1 ESC × 1 30AWG 40mm reverse double plug SH1.0-8P cable × 1 30AWG 60mm single plug SH1.0-8P cable × 1 12AWG 100mm power cable (black/red)×2 XT60H-M black male connector×1 35V 680UF solid capacitor×1 M3*8mm shock absorbing washer (black) × 5 More Information (1) Product Size:42.5*36*7mm Net Weight Of Product:19g (2) Package Size: 90*60*35.5mm Packing Weight: 63g (3) Package Size (Including Outer Carton)：155*105*40mm Packing Weight (Including Outer Carton)：105g 70 A continuous current (150 A peak) on 8S
