Firma 150A Brushless Smart ESC / 2050Kv Sensorless Motor Combo

The Firma 150 A Brushless Smart ESC and 2050 Kv Sensorless Motor combo from Spektrum delivers a rugged, plug‑and‑play solution for 1/7 and 1/8‑scale surface vehicles using 3–6 S LiPo batteries. Designed and distributed by Horizon Hobby and Tower Hobbies, it combines smart telemetry, high‑efficiency cooling, and seamless integration in one waterproof unit.

Features

• Integrated 150 A ESC with 2050 Kv brushless motor
• Smart telemetry: voltage, current, temperature, and motor RPM
• Plug‑and‑play installation—no soldering required
• Rugged plastic casing with mounting tabs
• Aluminium heat sink and cooling fan for thermal performance
• Adjustable high‑power BEC output
• Firmware updates via Smart ESC Programming Box or SmartLink app
• High heat‑resistant IC connectors backwards compatible with EC connectors
• Fully waterproof for all‑weather operation

What’s in the box

• Spektrum Firma Smart ESC 150 A
• Spektrum Firma 2050 Kv brushless motor
• Spektrum smart decal sheet
• Instruction manual

Needed to complete

• Spektrum-compatible surface receiver
• Spektrum-compatible transmitter
• 3 S–6 S LiPo battery

Specifications

• ESC continuous current: 150 A
• Motor Kv rating: 2050 Kv
• Smart telemetry: Yes (voltage, current, temperature, RPM)
• Cooling: Aluminium heat sink and cooling fan
• Connector type: IC battery connector compatible with EC
• Waterproof: Yes
• Firmware update: Via Smart ESC Programming Box or SmartLink app
• Compatibility: Ideal for 1/7 and 1/8-scale surface vehicles with 3–6 S LiPo batteries
• Weight & dimensions: compact, plug‑and‑play ready