
AG6503L Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $75.00 | Condition is New – Open box, New! Intermatic Secondary Surge Arrester AG6503L3 600V black, shipping cost = $4.99 | 99.8% |
![]() | $99.99 | Condition is New – Open box, INTERMATIC LIGHTNING ARRESTOR AG6503L 600 VOLT (LXE23P), FREE SHIPPING | 99.8% |
![]() | $100.00 | Condition is New – Open box, INTERMATIC LIGHTNING ARRESTOR AG6503L 600 VOLT, shipping cost = $16.88 | 100.0% |
![]() | $125.00 | Condition is New – Open box, Intermatic AG6503L Surge Arrester 600V, shipping cost = $14.35 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.99 | Top Pick! Condition is Used, Intermatic Secondary Surge Arrester AG6503L 600 VAC black, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $99.99 | Condition is New, INTERMATIC LIGHTNING ARRESTOR AG6503L 600 VOLT (LN21L), FREE SHIPPING | 99.8% |

The Intermatic AG6503L Lightning Arrestor is a essential protective device designed for use in electrical systems operating at a voltage of 600 volts. This arrestor, specifically classified as type LXE23P, is engineered to safeguard electrical installations from the damaging effects of lightning strikes or surges in electrical current.
The Intermatic AG6503L is a compact and robust device, designed to withstand the rigors of outdoor installations. Its housing is constructed of rugged, UV-resistant polycarbonate, ensuring long-lasting performance even in harsh environmental conditions. The arrestor features a clear, tamper-evident dome that allows for easy visual inspection of the internal status indicator.
At its core, the Intermatic AG6503L utilizes a gas discharge mechanism to protect against overvoltages. This technology enables the arrestor to discharge harmful electrical energy to ground, preventing it from damaging sensitive electrical equipment or posing a risk to personnel. The arrestor is rated for a maximum current of 100,000 amps, providing ample protection for even the most demanding applications.
The Intermatic AG6503L is designed to be easily installed and integrated into electrical systems. It is compatible with a wide range of electrical systems, including those utilizing solid-neutral grounding, ground-rod electrodes, and TN-S, TN-C-S, and TN-C-T system configurations. The arrestor comes with mounting hardware for convenient attachment to electrical enclosures or other suitable mounting surfaces.
In summary, the Intermatic AG6503L Lightning Arrestor is a crucial component in protecting electrical installations from the destructive forces of lightning strikes and electrical surges. With its rugged construction, reliable gas discharge mechanism, and compatibility with various electrical systems, this arrestor is an indispensable tool for ensuring the safety and longevity of electrical systems operating at 600 volts.
The Intermatic AG6503L Lightning Arrestor is a crucial component for protecting electrical systems from damage caused by lightning strikes. Here are some pros and cons of buying this particular arrestor:
Pros:1. High Voltage Rating: With a 600-volt rating, this arrestor is suitable for use in industrial and commercial applications where higher voltage systems are common.
2. UL Listed: The Intermatic AG6503L has been tested and certified by Underwriters Laboratories (UL), ensuring it meets specific safety and performance standards.
3. Self-Healing: This arrestor has a self-healing feature that allows it to resume normal operation after a lightning strike, minimizing downtime for your electrical system.
4. Easy Installation: The AG6503L can be installed in various mounting configurations, making it a versatile option for different installation scenarios.
5. Durable Construction: The arrestor's rugged design with a powder-coated aluminum housing can withstand harsh environments and provide long-lasting protection.
Cons:1. Higher Cost: Compared to lower voltage arrestors, the Intermatic AG6503L comes with a higher price tag due to its increased voltage rating and industrial-grade features.
2. Limited Capacity: This arrestor has a maximum capacity of 1500 joules. While sufficient for many applications, it may not be suitable for systems that require a higher surge capacity.
3. Size and Weight: Due to its industrial-grade design and higher voltage rating, the AG6503L is larger and heavier than some other arrestors, which could impact installation and shipping costs.
In conclusion, the Intermatic AG6503L Lightning Arrestor is an excellent choice for industrial and commercial applications that require protection against lightning strikes in higher voltage systems. Its UL listing, self-healing feature, and rugged construction make it a reliable and durable option. While it comes with a higher cost and larger size compared to lower voltage arrestors, its advanced features and high voltage rating justify the investment for those who need it.
Recommendation: If you're in need of a high voltage lightning arrestor for industrial or commercial applications, the Intermatic AG6503L is a solid choice. Consider the arrestor's higher cost and larger size in your budget and installation plans, but rest assured that it offers advanced features and reliable protection against lightning strikes.
Details:
Intermatic lightning arrestor AG6503L 600 volt LXE23P. Shipped with USPS ground advantage.
specifications faclighting:
- brand: Intermatic
- mpn: Ag6503l
shipping faclighting:
- type: calculated
- class: standard
- carrier: usps
- service: usps ground advantage
- transit: 2-6 days
returns faclighting:
- policy: no returns
payments faclighting:
- credit card: discover
- wallet: google-pay
- other
offer faclighting:
- availability: in stock
- started: march 18, 2026
- prices: $59.99–$125.00
- item condition:
- New – Open box
- Used
- New
- options: ship-to-home
- sold #: 8
- in stock #: 5
seller faclighting:
- city: bismarck, north dakota
- # reviews: 10222
- rating: 99.8%
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
Grouped With:
- K4233: , Intermatic





