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Spektrum Firma 2 in 1 Brushless Cr (Spektrum XSEM1040B | SPMXSEM1040B)

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Model: Spektrum XSEM1040B
Dist. #: SPMXSEM1040B   SKU: SPMXSEM1040B

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South Jordan, UT
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List Price:  $199.99
Price:  $149.99
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Updated on Dec 9, 2022 11:40:10 AM

Firma 2 in 1 Brushless Cr...

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Secret Benefits
2-in-1 ESC Motor Combination: Compact alternative|choice|alternative} for in-depth scale constructs where area is limited
Advanced Sensored Motor Control: Great for sluggish speed driving and next level drag brake efficiency
IP-67 Waterproof Style: The IP-67 waterproof system provides industry leading waterproof and dustproof operation for stress-free driving in mud, sand, snow and water

Multi-point Defense:

Over-current defense

Automatic LiPo low-voltage cutoff

Thermal defense

Failsafe defense


Pro-level Drag Brake efficiency and adjustability

RPM/Throttle Matching allowed

FOC (Field-Oriented Control) geared up

Integrated 40-amp ESC (160amp burst)

2-3S LiPo/6-9 Cell NiMH input voltage variety

IP-67 ranked waterproof system

Fully programmable with optional Spektrum ESC Programmer Box (not included)

Developed and developed by Spektrum™ engineers, in collaboration with the industry's leading ESC and Brushless Motor maker

Compact for easy setup in the majority of|many|a lot of|the majority of} applications

Prepared to install — no soldering required

Adjustable high-power BEC (6V or 7.4V)

Firmware updatable through the Spektrum ESC Shows Box

High heat resistant IC3 adapters, in reverse suitable with EC3 adapters

Minimal 1-year service warranty

The Ultimate Compact Spider Service
The Spektrum Firma Sensored 2-in-1 System is specifically engineered to be used with 10th scale Spiders and Scalers. Including advanced Field-orientated Control (FOC) and expert drag brake efficiency and torque control, all while being totally waterproof.

The compact 2-in-1 design grants contractors the ability to minimize clutter and elements, providing you the most room for scale accessories and customization. The incorporated design makes the size comparable to a 550 can size motor, making it a easy drop-in option for most 1/10 scale crawler, scaler and trailer models.

Available in a low speed 1400Kv option for severe sluggish speed and high angle of attack efficiency. And a high speed 2300Kv for exceptional control for trailers and rock bouncers.

Field-oriented Control

Field-oriented Control
The Spektrum Firma Sensored 2-in-1 System includes a high-precision magnetic encoder and rotor position sensor that provides exceptional 1 to 1 control feel when driving at any speed and at any angle. Completely matched for trail driving, rock crawling competitors and rock racing setups. This improvement in sensored motor control allows the ESC to match your throttle input to the motors RPM with unmatched accuracy.

Smart Speed and Torque Control

Intelligent Speed And Torque Control
The Spektrum Firma Sensored 2-in-1 System provides a closed loop control, guaranteeing that the esc keeps torque and RPM levels even as driving conditions change. Giving unmatched control when driving uphill or downhill and even when in wet or loose traction conditions. No matter the terrain, the Spektrum Firma Spider system keeps you in total control.

Optimum Power Efficiency Supplies Longer Battery Life

Maximum Power Efficiency Provides Longer Battery Life
When driving with the Spektrum Firma Sensored 2-in-1 System, motorists are better geared up for the long trails ahead. The Spektrum Firma Sensored 2-in-1 System only uses the power it requires to match your preferred throttle output, offering considerably more efficient present levels and very long battery life when compared with comparable sensorless systems.

Pro-Level Drag Brake Adjustment

Pro-Level Drag Brake Adjustment
The Spektrum Firma Sensored 2-in-1 System includes a big series of drag brake adjustability, enabling motorists to expertly tune their spiders and scalers depending upon their driven train and vehicle weight. Allowing approximately 200% drag power, no matter the setup, the Spektrum Firma Sensored 2-in-1 System can keep your vehicle parked at nearly any incline.

Water resistant

The all-weather, waterproof design of Spektrum™ Firma™ ESCs allows them to carry out in nearly any terrain under practically any conditions. Firma ESCs keep you going through dust, gravel, snow, and water.

High-adjustability Shows Options

High-adjustability Programming Options
Using the Spektrum ESC Shows Box (version V2 required) , you can easily change settings on the trail to match driving conditions. A user friendly Smart Link USB Upgrading and PC Programmer app is likewise offered.


Application: 1/10 Rock Spider

Vehicle Cutoff: Yes

BEC Voltage: 6V/7.4V Adjustable, Constant Current 4A (Switch Mode)

Port Type: IC3

Forward: Yes

Input Voltage: 2-3S LiPo, 6-9 Cells NiMH

Optimum Burst Current: 160A

Optimum Constant Current: 40A

Motor Size: 550-Size

Motor Type: Brushless - Sensored

Variety of Poles: 4

Outer Diameter: 1.46" (37 mm)

Overload Defense: Yes

Product Length: 2.28" (58 mm)

Product Weight: 201g (including wire plug)

Programmable: Yes

Reverse: Yes

RPM/Volt (Kv): 2300Kv

Shaft Diameter: 0.125" (3 mm)

Shaft Length: 0.63" (16 mm)

Waterproof: Yes

Frequently Bought Together

Spektrum Firma 2 in 1 Brushless Cr
Proline Hyrax 2.2" G8 Rock Terrain Truck Tires (2) F/R
Spektrum Smart ESC Programming Update Box: Avian and Firma
This Item: Spektrum Firma 2 in 1 Brushless Cr
Proline Hyrax 2.2" G8 Rock Terrain Truck Tires (2) F/R
Spektrum Smart ESC Programming Update Box: Avian and Firma

Total Price: $213.97

Add All Three To Cart
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