Varistors Catalog
Learn about Littelfuse varistors and how to choose the best form of overvoltage protection for your application.
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HA Series transient surge suppressors are industrial high energy metal-oxide varistors (MOVs). They are designed to provide secondary surge protection in the outdoor and service entrance environment (distribution panels) of buildings, and also in industrial applications for motor controls and power supplies used in the oil-drilling, mining, and transportation fields.
- The design of the HA Series of metal oxide varistors provide rigid terminals for screw mounting.
- Also available in a clipped lead version for through hole board placement or to accommodate soldered leads-designation “HC”.
- RoHS compliant and Lead–free
- Wide operating voltage range VM(AC)RMS 110V to 750V
- Two disc sizes available 32mm and 40mm
- High energy absorption capability WTM = 170J to 1050J
- High peak pulse current capability, ITM =25,000A to 40,000A
- Rigid terminals for secure mounting
- Available in trimmed version for through hole board mounting Designation "HC"
- No derating up to 85ºC ambient
HA Parts
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Filters
Showing 1 to 12 of 46 Total Results
| 1000 | 1290 | 1000 | 40000 | 1800 | 900 | 1100 | 2970 | ||||||
| 110 | 148 | 160 | 25000 | 173 | 156 | 190 | 293 | Bi-directional | 5450 | CSA | |||
| 110 | 148 | 220 | 40000 | 173 | 156 | 190 | 288 | Bi-directional | 11600 | CSA | |||
| 130 | 175 | 200 | 25000 | 200 | 184 | 228 | 350 | Bi-directional | 4700 | CSA | |||
| 130 | 175 | 270 | 40000 | 200 | 184 | 228 | 345 | Bi-directional | 10000 | CSA | |||
| 140 | 188 | 210 | 25000 | 220 | 198 | 248 | 380 | Bi-directional | 4230 | CSA | |||
| 140 | 188 | 290 | 40000 | 220 | 198 | 248 | 375 | Bi-directional | 9000 | CSA | |||
| 150 | 200 | 220 | 25000 | 240 | 212 | 268 | 410 | Bi-directional | 4000 | CSA | |||
| 150 | 200 | 220 | 25000 | 240 | 212 | 268 | 410 | ||||||
| 150 | 200 | 300 | 40000 | 240 | 212 | 268 | 405 | Bi-directional | 8000 | CSA | |||
| 180 | 240 | 240 | 25000 | 282 | 254 | 310 | 475 | Bi-directional | 3200 | CSA | |||
| 180 | 240 | 330 | 40000 | 282 | 254 | 310 | 468 | Bi-directional | 6800 | CSA |
HA Custom Products Request
Need your HA parts customized? Please let us know about yourself and your project needs, and a Littelfuse expert will be in touch about customizing our product(s) for you.