DA(UL) Normally Open High Voltage Relays

Cynergy3 / Sensata DA(UL) Series Normally Open High Voltage Relays are designed for high-reliability applications. The UL-approved relays feature very high isolation voltages (10kV, 7.5kV, 5kV) and high vacuum reed switches with either rhodium or tungsten contacts. The rhodium contact relays have low contact resistance, and the tungsten contact relays can switch at higher voltages. Cynergy3 / Sensata DA Series Normally Open High Voltage Relays applications include cardiac defibrillators, test equipment, and high voltage power supplies.

Results: 53
Select Image Part # Mfr. Description Datasheet Availability Pricing (RON) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Coil Voltage Relay Contact Form Maximum Switched Current Switching Voltage Maximum Switched Power Coil Suppression Diode Coil Resistance Termination Style Series
Cynergy3 Reed Relays HV RELAYS 337In Stock
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 3 A 2.5 kVAC, 2.5 kVDC 200 W Diode 150 Ohms Through Hole D200
Cynergy3 Reed Relays HV RELAYS 35In Stock
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 10 kVAC, 10 kVDC 50 W Diode 95 Ohms D
Cynergy3 Reed Relays SPST n/o 10kV Isolation 24V Coil UL 1In Stock
60Expected 6/8/2026
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 780 Ohms DA(UL)
Cynergy3 Reed Relays HV RELAYS 19In Stock
Min.: 1
Mult.: 1

5 VDC 1 Form A (SPST-NO) 3 A 2.5 kVAC, 2.5 kVDC 200 W Diode 28 Ohms Through Hole D200
Cynergy3 Reed Relays HV RELAYS 119In Stock
Min.: 1
Mult.: 1

5 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 28 Ohms D
Cynergy3 Reed Relays HV RELAYS 28In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 780 Ohms SMD/SMT D
Cynergy3 Reed Relays HV RELAYS 67In Stock
Min.: 1
Mult.: 1

5 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 28 Ohms D
Cynergy3 Reed Relays HV RELAYS 95In Stock
20Expected 2/10/2026
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 150 Ohms D
Cynergy3 Reed Relays HV RELAYS 93In Stock
25Expected 3/17/2026
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 150 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 167In Stock
120Expected 5/26/2026
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 780 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 26In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 780 Ohms Through Hole D-HR
Cynergy3 Reed Relays HV RELAYS 89In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 780 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 142In Stock
60Expected 5/12/2026
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 10 kVAC, 10 kVDC 50 W Diode 350 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 80In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 10 kVAC, 10 kVDC 50 W Diode 350 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 1In Stock
120On Order
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 780 Ohms D
Cynergy3 Reed Relays HV RELAYS 9In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 780 Ohms Through Hole D
Cynergy3 Reed Relays HV RELAYS 5In Stock
Min.: 1
Mult.: 1

5 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 28 Ohms Through Hole DA(UL)
Cynergy3 Reed Relays HV RELAYS 11In Stock
Min.: 1
Mult.: 1

5 VDC 1 Form A (SPST-NO) 2 A 10 kVAC, 10 kVDC 50 W Diode 16 Ohms Through Hole D-HR
Cynergy3 Reed Relays 5kV 12V SPNO Tungsten - Flying Lead HV contact connections - HR 8In Stock
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 3.5 kVAC, 3.5 kVDC 50 W Diode 150 Ohms Through Hole D-HR
Cynergy3 Reed Relays HV RELAYS 21In Stock
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 150 Ohms Through Hole D-HR
Cynergy3 Reed Relays HV RELAYS 16In Stock
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 150 Ohms Through Hole DA(UL)
Cynergy3 Reed Relays HV RELAYS 12In Stock
20Expected 5/4/2026
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 780 Ohms SMD/SMT D
Cynergy3 Reed Relays HV RELAYS 2In Stock
Min.: 1
Mult.: 1

24 VDC 1 Form A (SPST-NO) 2 A 10 kVAC, 10 kVDC 50 W Diode 350 Ohms SMD/SMT D
Cynergy3 Reed Relays HV RELAYS
270Expected 4/28/2026
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 3 A 1 kVAC, 1 kVDC 50 W Diode 150 Ohms D
Cynergy3 Reed Relays HV RELAYS
40On Order
Min.: 1
Mult.: 1

12 VDC 1 Form A (SPST-NO) 2 A 7 kVAC, 7 kVDC 50 W Diode 150 Ohms Through Hole D