Manchester, New Hampshire USA
open since 1987 online since 1996
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Spektrum SPMXSEM1040B  0 in Manchester warehouse
Firma 2 in 1 brushless Crawler Motor/ESC: 2300Kv IC3
The Spektrum Firma Sensored 2-in-1 System is specifically engineered to be used with 10th scale Crawlers and Scalers. Featuring advanced Field-orientated Control (FOC) and professional drag brake performance and torque control, all while being fully waterproof.
Pro-level Drag Brake performance and adjustability
IP-67 Rated Waterproof System
Compact for easy installation in most applications
Ready to install no soldering required
Integrated 40A / 160 A ESC
In The Box
(1) Spektrum Firma brushless Sensored 2-in-1 System 2300Kv
(1) Product Manual
(1) Product Manual
(1) 2S or 3S LiPo Battery with EC3 or IC3 Connector
(1) Spektrum Transmitter
Application 1/10 Rock Crawler
Auto Cutoff Yes
BEC Voltage 6V/7.4V Adjustable, Continuous Current 4A (Switch Mode)
Connector Type IC3
Forward Yes
Input Voltage 2-3S LiPo, 6-9 Cells NiMh
Maximum Burst Current 160A
Maximum Continuous Current 40A
Motor Size 550-Size
Motor Type brushless - Sensored
Number of Poles 4
Outer Diameter 1.46" (37 mm)
Overload Protection 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)
Water-Resistant Yes

When calling or writing, ask for SPMXSEM1040B  0 in Manchester warehouse
manufacturer Spektrum
category 1:10 size combo kits
Brushless Motors, 1:10 size combo kits
part number SPMXSEM1040B
retail price $251.99
sale price $149.99
in stock?  0 in Manchester warehouse
shipping weight 10.0000 ounces
(283.0 grams)
(0.625 pounds)
Shipping (you will pay for only the heaviest or largest item in your order) For example: If you order a monster truck and a package of screws, you will pay for the shipping on the monster truck only.
COVID-19 Special Shipping - please stay home $0.19
in store only In store pick up Manchester NH USA $0.00
UPS Ground - tracking number - insured $13.88
UPS Air 3 business day - tracking number - insured $28.88
US Post Office Overseas Military APO or FPO - no tracking - no insurance $9.88
US Post Office Priority Mail - no tracking - no insurance $9.88
US Post Office Canada express air (under 1lb) $39.88
works with this item is known to work well, or was designed to fit these cars.
many applications
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Spektrum SPMXSEM1040B Firma 2 in 1 brushless Crawler Motor/ESC: 2300Kv IC3
this product is made by: Spektrum
logo for Spektrum
4105 Fieldstone Road

Champaign, IL 61822

All warranties and guarantees, including missing items, are handled directly by the manufacturer of that item. Should there be any problem with a product, you (The Customer) will need to contact the manufacturer to obtain service. Manufacturer contact information is available upon request. We must be contacted for a return authorization number before returning items for any reason. We cannot accept returned items that have been opened or are not in their original sealed factory containers.



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