ThermoFlex™

Self-Contained SMA-based smart artificial muscle system.

ThermoFlex Mk.1 Muscle

Our first product is a dual-coil Nitinol artificial muscle, powered electrically and capable of lifting 25 pounds in 2 seconds with a 25 V battery.

Also visit our getting started guide to see what's possible with the ThermoFlex kit and accompanying Python API.

Specifications

Parameter	Minimum	Maximum
Nominal voltage	3 V	25 V (highest tested)
Resistance	235 mOhms (Af)	250 mOhms (Mf)
Instantaneous Current	(Dependent on PWM %)	106 A (2s contraction)
Hold Current	TBD	TBD
Pull Force	5 lbs (Extension return force)	25 lbs
Contraction Time	-	2s @ 25 V

Question about specific values? Ask Kevin: [e-mail]

Contraction Test Results

Load: None

Set Current: 15 A

Time to Contract (TTC): 35.311 s

Total Power Consumption: 1923 J (~0.5 Wh)