Siemens
Siemens 7ND4420-1AA16-1AA1 Surge Protection Device
Siemens 7ND4420-1AA16-1AA1 Surge Arrester
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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Get a price for 7ND4420-1AA16-1AA1
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
High discharge capacity
Long service life
Low residual voltage
Excellent insulation properties
Robust porcelain housing
Product description
The Siemens 7ND4420-1AA16-1AA1 is a high-performance surge arrester designed to protect electrical equipment from transient overvoltages, such as lightning strikes and switching surges. It ensures the reliability and longevity of connected systems.
This surge protection device is crucial for power distribution networks, substations, industrial facilities, and renewable energy installations where sensitive electrical components are vulnerable to voltage spikes.
Stanlo Automation, a veteran-owned surplus industrial parts supplier, offers the Siemens 7ND4420-1AA16-1AA1, providing cost-effective solutions for your critical protection needs.
Technical specifications
| Type | Metal Oxide Varistor (MOV) |
| Nominal Voltage | 16 kV |
| Maximum Continuous Operating Voltage (MCOV) | 10 kV |
| Discharge Current | 10 kA |
| Housing Material | Porcelain |
| Application | High voltage protection |
Common applications
Power substations
High voltage power lines
Industrial power systems
Wind turbines
Solar farms
Electrical switchgear
Compatible systems
High voltage electrical systems
Switchgear
Power transformers
Also known as
Siemens SENTRON Surge Arrester
Replaces / compatible with
This surge arrester is designed to replace older or less efficient surge protection devices in high-voltage applications, offering enhanced performance.
Technical note
Expert tip
Proper grounding is essential for the effective operation of the 7ND4420-1AA16-1AA1 surge arrester; ensure a low-impedance path to earth.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the discharge current rating of the Siemens 7ND4420-1AA16-1AA1 surge arrester?
The Siemens 7ND4420-1AA16-1AA1 surge arrester has a discharge current rating of 10 kA, allowing it to safely dissipate significant surge energies.