DREO Smart Electric Wall Heater for Indoor Use, Works with Alexa,Large Room

$84.53

Amazon.com

1500W PTC Ceramic Space Heater, 4 Mode Portable Heater

$29.21

Amazon.com

DREO Atom One Space Heater with Remote, 70°Oscillating Electric Heaters with Digital Thermostat, 1500W PTC Ceramic Heater, 12h Timer, Quiet Safety Heating, Portable Heater for Home Office

$49.99

Amazon.com

QPE2-A4R7MD3 Refrigerator Freezer PTC Start Relay/Overload Protector Kit

$13.98

Amazon.com

SharkBite Max 1 x 3/4 in PTC Reducing Ball Valve, Push-to-Connect Brass Water Shut-Off Plumbing Fitting, UR22993

$29.96

Amazon.com

SharkBite Max 3/4 x 1/2 in PTC Reducing Ball Valve, Push-to-Connect Brass Water Shut-Off Plumbing Fitting, UR22973

$28.65

Amazon.com

2PCS PTC Heating Element AC/DC 12V 200C Fast Heating Ceramic Heaters Plate

$9.99

Amazon.com

Bartovation Super Taster PTC (Phenylthiourea) and Control Paper [100 Strips Each]

$9.89

Amazon.com

PTC Refrigerator Start Relay 4.7 Ohm 1-Pin with 1/2HP Overload Protector

$4.99

Amazon.com

PTC Fan Heater with Switch Control 400W 110V Mini Ceramic Heating Element

$22.00

Amazon.com