
PR9066 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $20.00 | Condition is New – Open box, Packard Potential Relay 395 Continuous Coil Voltage, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $28.17 | Condition is New, Packard PR9066 Packard Potential Relay 395 Continuous Coil Voltage, FREE SHIPPING | 99.1% |

The Packard PR9066 Potential Relay is an essential electromechanical component designed to protect electrical circuits from overvoltage conditions. This relay operates based on the principle of potential difference, providing an additional layer of safety in power distribution systems.
The PR9066 model comes equipped with a 395-volt coil, which is designed to handle relatively high voltage levels. This makes it an ideal choice for applications where the input voltage may fluctuate significantly or exceed the standard range. The coil's high voltage rating ensures reliable operation even under demanding conditions.
This potential relay features a robust construction, with a die-cast aluminum housing that provides excellent heat dissipation and resistance to environmental factors. The contacts are made of high-quality materials, ensuring reliable and long-lasting performance. The contact rating is 10A at 250V AC, making it suitable for various applications in industrial, commercial, and residential electrical systems.
The PR9066 Potential Relay is designed to operate in a wide temperature range, from -40 C to 85 C. This ensures its functionality in various environments, making it a versatile solution for numerous applications. The relay's operating principle is simple: it activates when the potential difference between two points exceeds a set threshold, thereby disconnecting the circuit to prevent damage from overvoltage conditions.
The PR9066 model is easy to install and integrate into existing electrical systems. It comes with clear labeling for easy identification and connection of terminals. The relay also includes a built-in test switch, allowing users to easily verify its functionality and ensure proper operation.
In summary, the Packard PR9066 Potential Relay with a 395-volt coil is a reliable and robust solution for protecting electrical circuits from overvoltage conditions. Its high-voltage coil, durable construction, wide temperature range, and ease of installation make it a versatile and practical choice for various applications in various industries.
The Packard PR9066 potential relay is a commonly used component in various electrical systems, particularly in automotive applications. When considering purchasing this relay, it is essential to evaluate its pros and cons to make an informed decision.
Pros:1. High Current Capacity: The Packard PR9066 relay can handle a large current, making it suitable for applications that require heavy loads.
2. Versatile: This relay can be used in various applications, including ignition systems, fuel injection systems, and HVAC systems.
3. Durable: The Packard PR9066 relay is known for its durability and can withstand harsh operating conditions.
4. Easy to Install: The relay is easy to install, making it a popular choice for DIY enthusiasts.
Cons:1. Size: The Packard PR9066 relay is larger than some other relays, which can make installation more challenging in confined spaces.
2. Power Consumption: This relay consumes more power than some other relays, which can increase the overall power consumption of the system.
3. Cost: The Packard PR9066 relay is more expensive than some other relays, which can be a disadvantage for budget-conscious consumers.
Ending Conclusion:The Packard PR9066 potential relay offers several advantages, including high current capacity, versatility, durability, and ease of installation. However, it also has some disadvantages, such as its larger size, higher power consumption, and higher cost. Ultimately, the decision to purchase this relay depends on the specific requirements of your application and your budget.
Recommendation:If you require a relay with high current capacity and can accommodate its larger size, the Packard PR9066 potential relay is an excellent choice. However, if you are looking for a smaller, more cost-effective option, you may want to consider other relays with lower current capacity. It is essential to evaluate the specific requirements of your application and compare the features and benefits of different relays before making a purchase decision.
Details:
3 x2.6 in size. 100% genuine free shipping cards.
specifications maxohvac:
- brand: Packard
- mpn: Pr9066
- country/region of manufacture: China
- type: Potential Relay
- upc: 840899107691
returns maxohvac:
- policy: no returns
seller maxohvac:
- rating: 96.2%
- city: dallas, texas
- # reviews: 2119
shipping maxohvac:
- service: standard
- class: standard
- transit: 4-8 days
- type: fixed
payments maxohvac:
- other
- credit card: diners-club
- wallet: apple-pay
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- options: ship-to-home
- in stock #: 2
- started: september 11, 2025
- prices: $20.00–$28.17
- item condition:
- New – Open box
- New
- sold #: 13
- availability: in stock
Also Viewed:
- TQS5: CAPACITOR, Packard
- TFX85: CAPACITOR, Packard
- 687152066872: FAN, Packard
- 840899107561: FAN COIL, Packard
- TQS8: CAP, Packard
- C130B: CONTACTOR POLE AMP COIL, Packard
- PH500: KIT HVAC COIL, Packard
- 840899107516: COIL, Packard

