This Klixon® snap–acting disc type control is designed to provide crisp, positive switching action. The 4391 is the most versatile of the Klixon® precision thermostats with its available SPST or SPDT switching, automatic or manual reset, and overmold options. The high current carrying capacity in a hermetic package make it ideal for applications such as aircraft galley equipment, aircraft lavatory hot water heaters, semiconductor equipment, and locomotive/railcar heaters.
Contact us to request pricing, availability and customization options
Contact Us
Dielectric Strength |
1250 VAC, rms, 60 cycles for 1 minute |
Vibration Resistance |
Standard Construction : 5–500 Hz, 3G High Vibration Construction : 5–500 Hz. 5G |
Hermeticity |
1 X 10-5 atm cc/second maximum |
Weight |
Without overmold : 21 grams (average) With overmold : 56 grams (average) |