Micro Fail-Safe
Compact, 0.6 oz. insurance against runaways and damage.
Stop runaways before they happen with the ultralight Micro Fail-Safe. Ideal for all nitro and gas vehicles, it's compatible with both 4.8V and 6.0V batteries. When it detects low receiver voltage or signal interruption, it reacts automatically and moves the throttle to a setting you select. Easy to install and set up, it's inexpensive protection for people and property.
Reacts instantaneously to:
A. Low receiver voltage (below 3.8V) or
B. Loss (or interruption) of your transmitter's signal
- Status LED glows when it detects low receiver voltage.
- Sets up with one-button ease.
- Includes universal connectors compatible with Futaba®, Airtronics® Z, Hitec® and JR® radios and 120-day limited warranty.
Stock Number: DTXM4000
Length: 1.27 in (32.4 mm)
Width: 1.27 in (32.4 mm)
Height: 0.23 in (5.8 mm)
Weight: 0.18 oz (5 g)


