9565H74 CUTLER-HAMMER Relay Box Amp Tpdt

Review CUTLER-HAMMER Relay Vintage Aviation 100atpdt Org Box

The Cutler-Hammer 9565H74 is a heavy-duty, industrial-grade relay designed for use in a wide range of electrical applications. This 24-28V DC relay boasts an impressive 100A contact rating, making it suitable for handling high current loads. The TPDT (Through-Beam, Plunger, Normally Open, Form A, and Form B) contact configuration of this relay ensures versatility and compatibility with various control circuits.

The housing of the Cutler-Hammer 9565H74 is constructed from a robust, die-cast aluminum material, providing durability and resistance to harsh environments. The relay is designed to operate in temperatures ranging from -40 C to 85 C (-40 F to 185 F), making it suitable for use in a broad range of industrial and commercial applications.

The coil of this relay is rated at 100A, 24-28V DC, and features a quick-connect terminal block for easy wiring and installation. The contacts are rated at 100A, with a contact resistance of less than 50 milliohms at 25 C (77 F), ensuring reliable and efficient switching.

The Cutler-Hammer 9565H74 is designed for long-term reliability and robustness, featuring a gold-plated, silver-alloy contact surface that provides excellent conductivity and wear resistance. The relay also includes built-in overload protection, which helps prevent damage to the contacts from short circuits or overloads.

The package includes the relay with its terminal block already installed, making installation a straightforward process. The relay also comes with a mounting flange that can be used to securely mount the relay to a surface, ensuring that it remains stable and secure during operation. Overall, the Cutler-Hammer 9565H74 is an ideal choice for applications that require a reliable, heavy-duty, and high-current switching solution.

A Detailed Analysis of buying a Cutler-Hammer 9565H74 Relay

The Cutler-Hammer 9565H74 relay is a 24-28V, 100A, TPDT (Time-Delay Protective Type) component designed to control electrical circuits. This analysis will outline the pros and cons of purchasing this specific relay.

1. High Current Capacity: With a 100A current rating, this relay can handle heavy electrical loads, making it an excellent choice for industrial or commercial applications.

2. Time-Delay Protection: The TPDT feature allows the relay to delay the application of the coil voltage until the contact has made a proper connection, ensuring the safety and reliability of the electrical system.

3. Robust Construction: The Cutler-Hammer 9565H74 relay is built to withstand harsh environments, making it suitable for applications in industries with challenging conditions.

4. Wide Voltage Range: This relay can operate in a voltage range of 24-28V, providing flexibility in its application.

1. Cost: Compared to smaller relays, the Cutler-Hammer 9565H74 is more expensive due to its high current capacity and advanced protective features.

2. Size: With its larger size, this relay may require more space in the electrical enclosure, which could impact the overall design of the system.

3. Complexity: The advanced protective features of this relay may make it more complicated to install and troubleshoot compared to simpler relays.

The Cutler-Hammer 9565H74 relay is an excellent choice for applications that require high current capacity, time-delay protection, and robust construction. However, its cost, size, and complexity may be drawbacks for some users. Ultimately, the decision to purchase this relay depends on the specific requirements of the application and the resources available.

If your application demands high current capacity, time-delay protection, and can accommodate the size and cost of the Cutler-Hammer 9565H74 relay, then it is an excellent choice. However, consider other options with similar features but lower cost or size if those factors are more important for your project. Always ensure that the selected relay meets the safety and performance requirements of the application.

Details:

Coil 24 28vdc. Cutler-hammer. Vintage relay. About micro farads the premier online independent passive component distributor.

Created with the purpose of making purchasing electronic components easier, faster, and more cost efficient.

specifications genpurrelays:

• brand: Cutler-hammer
• mpn: 9565h74
• part type: Aviation Box
• country/region of manufacture: United States
• control voltage: 24vdc

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

shipping genpurrelays:

• type: fixed
• class: economy
• transit: 5-11 days
• service: economy

payments genpurrelays:

• other
• credit card: diners-club
• wallet: google-pay

seller genpurrelays:

• city: torrance, california
• # reviews: 7895
• rating: 99.5%

offer genpurrelays:

• sold #: 13
• in stock #: 1
• price: $478.00
• item condition: New
• options: ship-to-home
• availability: in stock
• best offers: true
• started: october 10, 2025

returns genpurrelays:

• policy: returns accepted
• time: 14 days
• paid by: buyer
• method: money back