A7938-4Y OLYMPIC CONTROLS Relay Vdc Vac Nos

Review OLYMPIC CONTROLS Relay A/ 26.5 Vdc/ 200 Ohms/ 115 Vac/ 60 Hz Nos

The Olympic A7938-4Y relay is a versatile and reliable electrical switching component, designed to meet the demands of various industrial and commercial applications. This 60-contact, normally open (NO) relay operates on a voltage range of 115 volts AC and 26.5 volts DC.

The A7938-4Y is a 200-ohm coil relay, meaning its coil resistance is 200 ohms. This resistance value is crucial in determining the appropriate power supply for the relay. With a voltage range of 115 VAC or 26.5 VDC, the power supply should deliver sufficient current to overcome the coil resistance and trigger the relay.

This relay comes with 60 individual contacts, allowing it to handle multiple switching functions simultaneously. Each contact in the NO configuration makes and breaks an electrical circuit when the relay is actuated. These contacts are arranged in a Y configuration, which allows for multiple common and normally open contacts per pole.

The A7938-4Y relay is suitable for various industrial and commercial applications where multiple switching functions are required. Its robust design and reliable performance make it an essential component for control systems, automation, and other applications where efficient and precise electrical switching is essential.

Despite its industrial application, the Olympic A7938-4Y relay is compact and easy to integrate into various systems. Its standard size and convenient Y contact configuration make it a versatile and adaptable component, allowing it to fit into a wide range of applications with minimal modifications.

In summary, the Olympic A7938-4Y relay is a high-performance, 60-contact, NO relay with a 200-ohm coil and a voltage range of 115 VAC and 26.5 VDC. Its Y contact configuration, versatile voltage range, and compact size make it an ideal component for various industrial and commercial applications that require multiple switching functions.

The Olympic A7938-4Y relay is a type of electromechanical switching device used in various applications where electrical contacts need to be opened or closed in response to an electrical signal. Here are some pros and cons of buying this relay:

1. Versatile: This relay can handle a wide range of voltage and current levels, making it suitable for use in various industrial applications.

2. High contact rating: With a contact rating of 200 ohms, this relay can handle a high number of switching cycles without wearing out.

3. Reliable: Relays are known for their reliability and durability, making them a popular choice for applications where contact reliability is crucial.

4. Easy to use: The relay's design is simple and easy to use, making it a good choice for applications where quick installation and setup are required.

5. Cost-effective: Relays are generally cost-effective compared to other switching solutions, making them a popular choice for budget-conscious applications.

1. Complexity: While the relay itself is relatively simple, integrating it into a larger system can be complex, requiring additional components and wiring.

2. Power consumption: Relays consume power even when not in use, which can add to the overall power consumption of a system.

3. Mechanical wear: Over time, the mechanical components of the relay can wear out, requiring maintenance or replacement.

4. Limited switching speed: Relays have a limited switching speed compared to solid-state switching solutions, which can be a limitation in high-speed applications.

In conclusion, the Olympic A7938-4Y relay offers a number of advantages, including versatility, high contact rating, reliability, ease of use, and cost-effectiveness. However, it also has some limitations, such as complexity, power consumption, mechanical wear, and limited switching speed.

Based on the above analysis, if your application requires a reliable and cost-effective switching solution that can handle a wide range of voltage and current levels, the Olympic A7938-4Y relay may be a good choice for you. However, if you require a fast switching speed or low power consumption, you may want to consider other switching solutions. Ultimately, the decision to purchase this relay should be based on the specific requirements of your application.

Details:

Condition notes: new old stock item or product may have been on shelf for any period of time. I do not know the fit, form, or function of these surplus items but list as much information in the can. Possible damage to package, may have new labeling, or packaging. Shipping carrier domestic, economy $7.50.

Shipping: shipping options: domestic shipping: fixed charges. Item itself is new and unused. Condition: new open box. A7938-4Y Olympic controls relay 5 a/ 26.5 vdc/ 1,200 ohms/ 115 vac/ 60 hz nos:: amps / hertz / tube base new old stock alternate part number: 39310232, lock:2362719.

specifications genpurrelays:

• brand: Olympic Controls
• mpn: A7938-4y
• part type: Control
• coil voltage: 21-30 V
• mounting style: Plug-in/on

returns genpurrelays:

• policy: no returns

shipping genpurrelays:

• type: fixed
• class: economy
• service: economy
• transit: 4-11 days

offer genpurrelays:

• options: ship-to-home
• sold #: 10
• prices: $20.00–$39.00
• item condition: New – Open box
• in stock #: 2
• best offers: true
• availability: in stock
• started: february 9, 2026

general genpurrelays:

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

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• city: chesapeake, virginia
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• # reviews: 427