Our Bulletin 4983-DH Heavy-Duty AC Surge Protector combines a high-energy varistor (MOV) network with a gas discharge tube to increase performance in protection level, life duration, and suppression of leakage current. It is connected in parallel and can be located in the feeder circuit.
- Offers UL 1449 certification
- Provides the highest energy absorption capability of all Bulletin 4893 products
- Includes a robust design which avoids unnecessary replacement
- Offers a visual fault indicator that is linked to internal thermal disconnect
- Provides an automatic trigger for SPD replacement
- Offers safety remote signaling as a standard feature
- CE Marked
- CSA Marked
- cURus — File E334011; Guide Nos. VZCA2, VZCA8
- CSA C22.2, No. 8
- EN 61643-11
- IEC 61643-1
- UL 1449, 3rd Edition
Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.