H3055 Mid-Torq Ultra-Speed Micro Heli Cyclic Servo

The Spektrum H3055 Mid‑Torque Ultra‑Speed Micro Heli Cyclic Servo (SPMSH3055) is a digital sub‑micro upgrade for 250–450 size RC helicopters. Delivering an ultra‑fast 0.053 sec/60° transit at 6.0V, up to 36 oz‑in (2.6 kg‑cm) torque and excellent holding power, it offers precise, consistent cyclic control in a compact form factor. A tough metal gear train and 333Hz operation round out this responsive, durable choice for many Blade Bind‑N‑Fly and kit builds.

Key Specifications

• Application: 250–450 size heli, cyclic
• Type: Digital sub‑micro; Servo size category: Mini/Micro
• Speed: 0.067 sec/60° (4.8V); 0.053 sec/60° (6.0V)
• Torque: 29 oz‑in (2.1 kg‑cm) @ 4.8V; 36 oz‑in (2.6 kg‑cm) @ 6.0V
• Frequency: 333Hz; Deadband: 2
• Gear material: Metal; Bearing: Single
• Operating voltage: 4.8–6.0V
• Connector: Z‑Connector; Wire: 22 AWG, 200 mm
• Dimensions (L × W × H): 23 × 12 × 29.6 mm; Weight: 12.9 g
• Programmable: No

Suggested Compatibility

Suggested compatibility includes: BLH01000, BLH1400, BLH1400EU, BLH1450, BLH1500, BLH1550, BLH1580, BLH1900, BLH2600, BLH2680, BLH4000, BLH4050, BLH4380A, BLH4480, BLH4750, BLH4755, BLH5050, BLH5250, BLH5350, BLH5900, BLH5950.