---
product_id: 298173449
title: "Spektrum Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02"
brand: "spektrum"
price: "A$458"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/298173449-spektrum-firma-85a-brushless-smart-esc-4000kv-sensorless-motor-combo
store_origin: AU
region: Australia
---

# 85A high-current ESC 4000Kv ultra-fast motor Smart sensorless tech Spektrum Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02

**Brand:** spektrum
**Price:** A$458
**Availability:** ✅ In Stock

## Summary

> ⚡ Dominate the track with smart speed and power!

## Quick Answers

- **What is this?** Spektrum Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02 by spektrum
- **How much does it cost?** A$458 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/298173449-spektrum-firma-85a-brushless-smart-esc-4000kv-sensorless-motor-combo)

## Best For

- spektrum enthusiasts

## Why This Product

- Trusted spektrum brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Blazing Speed:** 4000Kv motor ensures lightning-fast acceleration and top-end velocity.
- • **Compact & Lightweight:** Sleek 1 kg combo fits perfectly in your RC setup without weighing you down.
- • **Smart Sensorless Tech:** Advanced sensorless design for smooth, maintenance-free operation.
- • **Plug & Play Simplicity:** No assembly or batteries needed—get racing right out of the box.
- • **Power-Packed Performance:** 85A ESC delivers unmatched power for aggressive driving.

## Overview

The Spektrum Firma 85A Brushless Smart ESC paired with a 4000Kv sensorless motor combo offers high-current power and ultra-fast speed in a compact, lightweight design. Released in September 2023, this plug-and-play unit requires no assembly or batteries, making it ideal for RC enthusiasts aged 14 and up seeking reliable, maintenance-free performance.

## Description

Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02

## Features

- Spektrum Firma 85A Brushless Smart Esc / 4000Kv Sensorless Motor Combo, Spmxsemc02
- Brand: Spektrum
- Package Height: 6.61 Inches
- Item Package Weight: 0.46 Pounds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 17.27 x 13.21 x 5.33 cm; 1 kg |
| Manufacturer recommended age | 14 years and up |
| Item model number | SPMXSEMC02 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Plastic |
| Release date | 21 September 2023 |
| ASIN | B08SVWQ4MN |

## Product Details

- **Brand:** Spektrum
- **Model name:** 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo
- **Speed:** 4000 RPM
- **Material:** Plastic
- **Item weight:** 1 Kilograms

## Images

![Spektrum Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02 - Image 1](https://m.media-amazon.com/images/I/71-1JEyLUoL.jpg)

## Frequently Bought Together

- Spektrum Firma 85A Brushless Smart ESC / 4000Kv Sensorless Motor Combo, SPMXSEMC02
- Spektrum SLR300 3-Channel SLT Receiver Single Protocol, SPMSLR300
- Hot Racing GRR18X02 540 8mm Motor Spacer Mount Gorgon

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**Shop now:** [https://www.desertcart.com.au/products/298173449-spektrum-firma-85a-brushless-smart-esc-4000kv-sensorless-motor-combo](https://www.desertcart.com.au/products/298173449-spektrum-firma-85a-brushless-smart-esc-4000kv-sensorless-motor-combo)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-07*