The Spektrum P-SPMXSE1080 Firma 120A Smart ESC with 2S–4S LiPo support, IC5 input, and 360A burst current is a purpose-built electronic speed control system engineered for 6th scale crawlers and scalers. Designed in collaboration with leading ESC manufacturers, this sensored brushless ESC delivers precision torque management, advanced telemetry integration, and rugged waterproof reliability. Whether you're navigating technical rock formations or tackling steep trail inclines, the Spektrum P-SPMXSE1080 provides unmatched control and responsiveness. With its compact 82g form factor and high-efficiency aluminum heat sink, this ESC is optimized for installation in large-scale platforms like the Axial SCX6, offering plug-and-play simplicity and real-time performance feedback.
Key features of the Spektrum P-SPMXSE1080 Firma 120A Smart ESC
- Field-Oriented Control – maintains torque and RPM precision across changing terrain
- One-wire Smart telemetry – transmits RPM, voltage, temperature, and battery data in real time
- 200% drag brake adjustability – holds position on steep inclines with customizable braking force
- Text Gen programming – configure ESC settings directly from compatible Spektrum transmitters
- Waterproof sensor wire – locking plug and gasket for reliable signal transmission in wet conditions
- Switchable BEC – selectable 6V or 7.4V output for receiver and servo power
- Optional cooling fan – included for enhanced thermal management during extended runs
What makes the Spektrum P-SPMXSE1080 ideal for 6th scale crawlers?
The Spektrum P-SPMXSE1080 sensored crawler ESC with Smart telemetry, FOC torque control, and 200% drag brake is specifically engineered to meet the demands of oversized platforms like the Axial SCX6. Its 120A continuous current rating and 360A burst capacity provide the power needed to drive heavy rigs through extreme terrain. The sensored design ensures smooth low-speed operation, while the integrated Field-Oriented Control (FOC) system maintains consistent torque and RPM—even when climbing, descending, or navigating loose surfaces. This closed-loop control gives drivers the confidence to tackle technical trails without sacrificing responsiveness or stability.
How does Smart telemetry improve real-time diagnostics?
One of the standout features of the Smart ESC for Axial SCX6 and heavy crawlers with one-wire telemetry and aluminum heat sink is its ability to transmit vital system data directly to your Spektrum transmitter. Through a single wire, the ESC delivers live updates on RPM, temperature, battery voltage, and capacity—eliminating the need for external sensors or modules. This streamlined telemetry system allows drivers to monitor performance on the fly, make informed adjustments, and avoid potential issues before they escalate. Whether you're tuning for a competition or exploring remote trails, Smart telemetry keeps you connected to your vehicle’s core systems.
Can the Spektrum P-SPMXSE1080 handle wet and rugged environments?
Absolutely. The Spektrum P-SPMXSE1080 waterproof ESC for 6th scale crawlers with RPM matching and Text Gen programming is built to withstand harsh conditions. Its fully sealed housing and waterproof sensor wire with locking plug and gasket ensure reliable operation in rain, snow, mud, and gravel. The aluminum heat sink helps dissipate heat during high-load scenarios, and the included optional cooling fan provides additional thermal control for extended sessions. This rugged construction makes the ESC suitable for all-weather trail driving and rock crawling competitions, where environmental unpredictability is part of the challenge.
How does drag brake adjustability enhance crawling performance?
The Spektrum P-SPMXSE1080 with 6V/7.4V switchable BEC, 3.5mm motor bullets, and 82g compact form factor features pro-level drag brake tuning that allows drivers to customize braking force based on drivetrain setup and vehicle weight. With up to 200% drag brake capability, the ESC can hold position on steep inclines or uneven terrain without rolling. This level of control is essential for precision crawling, especially when navigating ledges, descents, or tight switchbacks. The drag brake adjustability ensures that your crawler remains stable and responsive, regardless of the slope or surface conditions.
What programming options are available for the Spektrum P-SPMXSE1080?
Flexibility is a core advantage of the high-performance crawler ESC with closed-loop torque control, waterproof sensor wire, and failsafe logic. Users can configure settings using the Smart ESC Programming Box, the SmartLink USB app, or directly from compatible Spektrum transmitters via Text Gen programming. This transmitter-based interface allows for on-the-fly adjustments without the need for external modules or cables. Whether you're fine-tuning throttle curves, adjusting drag brake force, or updating firmware, the programming options are intuitive and accessible—making it easy to adapt to changing terrain or driving preferences.
How does the Spektrum P-SPMXSE1080 optimize power efficiency?
The Spektrum P-SPMXSE1080 Firma 120A Smart ESC with 2S–4S LiPo support, IC5 input, and 360A burst current is designed to deliver maximum power efficiency without compromising performance. Its intelligent speed and torque control system ensures that only the necessary current is used to match throttle input, reducing energy waste and extending battery life. This is particularly beneficial during long trail runs or endurance crawling sessions, where battery conservation is critical. By maintaining optimal current levels, the ESC supports longer runtimes and more consistent performance across varied terrain.
Is the Spektrum P-SPMXSE1080 compatible with existing crawler setups?
Yes, the Spektrum P-SPMXSE1080 sensored crawler ESC with Smart telemetry, FOC torque control, and 200% drag brake is designed for seamless integration with Spektrum Smart systems. It supports 2S–4S LiPo batteries with EC5 or IC5 connectors and is compatible with Spektrum surface receivers and transmitters. The motor output uses 3.5mm bullet connectors, and the switchable BEC provides 6V or 7.4V output to match servo and receiver requirements. With its ready-to-install design and no soldering required, the ESC simplifies setup and ensures reliable performance from the first run.
Buy Spektrum P-SPMXSE1080 Firma 120A Smart ESC for 6th scale crawlers and extreme terrain scalers.
Brand, Model and Product Type
- Brand: Spektrum
- Model: P-SPMXSE1080
- Product Type: Spektrum P-SPMXSE1080 Firma 120A Smart ESC with 2S–4S LiPo support, IC5 input, and 360A burst current, Spektrum P-SPMXSE1080 sensored crawler ESC with Smart telemetry, FOC torque control, and 200% drag brake, Spektrum P-SPMXSE1080 waterproof ESC for 6th scale crawlers with RPM matching and Text Gen programming, Spektrum P-SPMXSE1080 with 6V/7.4V switchable BEC, 3.5mm motor bullets, and 82g compact form factor, Smart ESC for Axial SCX6 and heavy crawlers with one-wire telemetry and aluminum heat sink, High-performance crawler ESC with closed-loop torque control, waterproof sensor wire, and failsafe logic
Dimensions
- Length: 4.8 cm – compact enough for tight chassis layouts in 6th scale crawlers
- Width: 3.6 cm – standard footprint for high-power ESC mounting
- Height: 2.4 cm – low-profile design for vertical clearance in scale builds
- Weight: 82 g – lightweight for optimized weight distribution in heavy-duty crawlers
Electrical and Performance Specifications
- ESC Type: Brushless Sensored – engineered for precision throttle response and torque control
- Application: Crawling, Surface – optimized for 6th scale crawlers and scalers
- Input Voltage: 2S–4S LiPo (up to 14.8V) – supports high-voltage setups for extreme terrain
- Maximum Continuous Current: 120A – delivers sustained power for heavy-duty crawling
- Maximum Burst Current: 360A – handles peak loads during steep climbs and throttle spikes
- Motor Limit: Only Spektrum sensorless motors – ensures compatibility and performance integrity
- Motor Output Lead: 3.5mm bullet connectors – secure and heat-resistant for high-current delivery
Connector and BEC Configuration
- Battery Connector: IC5 – high heat-resistant input, backwards compatible with EC connectors
- BEC Type: Switchable – supports adjustable voltage output
- BEC Voltage: 6V or 7.4V – selectable to match servo and receiver requirements
- BEC Continuous Current: 3A – stable power delivery for onboard electronics
Processor and Control Features
- Processor: 32-bit ARM M4 – enables fast signal processing and real-time telemetry
- Programmable: Yes – supports multiple programming methods including Text Gen
- Programming Options: Smart ESC Programming Box, SmartLink USB App, Transmitter-based Text Gen
- Forward/Reverse: Yes – includes full directional control for trail and rock crawling
- Brakes: Adjustable drag brake – supports up to 200% drag power for incline holding
Telemetry and Smart Technology
- Telemetry: Smart all-in-one – transmits RPM, voltage, temperature, and battery data via one-wire link
- RPM Matching: Enabled – synchronizes motor speed with throttle input for precise control
- FOC Torque Control: Field-Oriented Control – maintains torque and RPM under changing terrain conditions
- Smart Battery Data: Compatible with Spektrum Smart LiPo – displays cycles, capacity, and cell voltage in real time
Protection and Safety Features
- Waterproof Rating: Yes – fully sealed ESC and sensor wire for all-weather operation
- Sensor Wire: Waterproof with locking plug and gasket – ensures reliable signal transmission
- Failsafe Protection: Yes – maintains control during signal loss or system fault
- Thermal Protection: Yes – prevents overheating during extended use
- Overload Protection: Yes – safeguards against electrical surges
- Low-Voltage Cutoff: Programmable – protects battery from over-discharge
Cooling and Construction
- Heat Sink: Integrated aluminum – improves thermal efficiency under load
- Cooling Fan: Optional – included in box for enhanced heat dissipation
- Installation: Ready to install – no soldering required
What’s in the Box
- 1 × Spektrum Firma 120A Sensored Brushless Crawler ESC
- 1 × Product Manual
- 1 × Sticker Sheet and Mounting Tape
- 1 × Optional ESC Fan
What You Require / What You Will Need
- 1 × Spektrum Firma Sensored Brushless Crawler Motor
- 1 × 2S or 4S LiPo Battery with EC5 or IC5 Connector
- 1 × Spektrum Transmitter
- 1 × Spektrum Surface Receiver
