Product Details

Spektrum Firma 85A Smart ESC for surface vehicles is waterproof and delivers power and intelligence all-in-one. Without additional sensors or modules, they feed battery and ESC telemetry data straight to your radio in real time, all over one connection. Now includes a compatible 4000Kv Firma Brushless Sensorless motor when you purchase the combo

Product Specifications

• Adjustable Timing: No
• Auto Cutoff: Yes
• Battery Input Lead: 12AWG 5.1″ (130mm)
• Battery Type: LiPo (3.7V per cell)
• BEC: Yes
• BEC Continous Current: 4A
• BEC Maximum Burst Current: 8A
• BEC Type: Switch Mode
• BEC Voltage: 6V/7.4V
• Brakes: Yes
• Connector Type: IC3
• Drive Type: Forward/Brake/Reverse
• Efficiency: 81%
• Forward: Yes
• Input Voltage: 2S LiPo for included motor (do not exceed 2S LiPo power with this motor)
• Low-Voltage Cutoff Programmable: Yes
• Maximum Burst Current: 550A
• Maximum Continuous Current: 40A
• Motor Design: Inrunner
• Motor Type: Brushless – Sensorless
• Number of Poles: 4
• Outer Diameter: 1.41″ (36 mm)
• Output: 625W
• Overload Protection: Yes
• Product Height: 1.3″ (33 mm)
• Product Length: 1.7″ (43 mm)
• Product Weight: 0.255
• Product Width: 2.1″ (53 mm)
• Programmable: Yes
• Reverse: Yes
• RPM/Volt (Kv): 4000Kv
• Shaft Diameter: 0.125″ (3 mm)
• Speed Control: Included
• Technology: Smart
• Time Delay Brake: Yes
• Water-Resistant: Yes