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| SMART TECHNOLOGY The Firma™ Smart 40 Amp ESC is ready to transmit valuable telemetry data using the latest advances in connectivity with Spektrum Smart Technology. Smart Technology ensures that all your vehicle's electronics work together for the greatest efficiency and performance. It keeps you aware of every component's status and boosts your confidence in its capabilities, with no additional sensors or wires required. |
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| WATERPROOF The all-weather, waterproof design of Spektrum™ Firma™ Smart ESCs allows them to perform in nearly any terrain under almost any conditions. This extends to the built-in 4-channel receiver, keeping you going through dust, gravel, snow, and water. | BUILT-IN 4-CHANNEL DUAL PROTOCOL RECEIVER Integrated into the Firma™ Smart 40 Amp Brushed ESC is an exceptionally responsive SLT and DSMR receiver. Binding is easy, thanks to the easy-access bind button and simple setup with no complicated calibrations needed. Installed IC3 connectors are compatible with EC3 connectors. |
| Amperage | 40A |
| Product Width | 0.83" (21 mm) |
| Technology | Dual Protocol RX (DSMR/SLT), Smart |
| Maximum Burst Current | 160A |
| Maximum Continuous Current | 40A |
| Motor Type | Brushed |
| Forward | Yes |
| Reverse | Yes |
| Connector Type | IC3 |
| ESC Type | Brushed |
| Product Length | 2.13" (54 mm) |
| Programmable | Yes |
| BEC | Yes |
| BEC Voltage | 7.4V |
| Input Voltage | 2 - 3S LiPo, 5 - 9 Cell NiMH |
| Motor Limit | Below 8.4V down to 12T / Below 12.6V down to 30T |
| Product Height | 1.34" (34 mm) |
| Auto Cutoff | Yes |
| BEC Continous Current | 4A |
| Output Connector | 4mm Bullet |
| Product Weight | 2.19oz (62g) |
| Water-Resistant | Yes |
