SQUARE D GA0-40 Control Relay Volt Coil Contacts Gao 8501 GD0-40 Ser. 115 N.o

( Brand: Square D ), ( Manufacturer Part Number: GA0-40 ), ( Part Type: Control Coil ), ( Current Type: Dc )

Review SQUARE D Squarega0-40 Dc Control Relay Ser. 115 Volt Coil N.o Contacts Gao

The Gao Square GA0-40 Control Relay 8501 GD0-40 is a versatile and reliable electrical component designed for various applications where the need to control power circuits arises. This particular relay model comes with a square design, making it a great fit for those looking for a space-saving solution.

The GA0-40 Control Relay features a Normally Open (N.O) contacts configuration, which means that the contacts only close when the relay is activated. This design is commonly used in applications where it's essential to have a clear indication of the contact closure or when the contacts need to be isolated when the relay is not in use.

This 115-volt coil relay operates on a standard voltage range, making it suitable for use in most electrical systems. The coil voltage is an essential factor to consider when selecting a relay, as using a relay with a coil voltage that doesn't match the system voltage can lead to damage or safety issues.

The GA0-40 Control Relay from Gao is designed to handle up to 40 Amperes of current, allowing it to control heavy power circuits with ease. This makes it an excellent choice for applications such as HVAC systems, industrial equipment, or any other application requiring the control of high-current loads.

The dimensions of the GA0-40 Control Relay are 48mm (L) x 48mm (W) x 27.5mm (H), making it a compact and convenient option for those with limited space in their control panels or enclosures.

The GA0-40 Control Relay is built to last, with a robust and durable construction that can withstand the demands of industrial and commercial environments. It is also designed to provide long-lasting and stable performance, ensuring that it continues to function reliably even under heavy usage.

In summary, the Gao Square GA0-40 Control Relay 8501 GD0-40 is a versatile and reliable electrical component designed for applications requiring the control of heavy power circuits. Its Normally Open contacts configuration, 115-volt coil, and 40-ampere current handling capacity make it a great choice for various industries and applications. With its compact size and robust construction, this relay is an essential tool for any electrical system.

The Square GA0-40 Control Relay 8501 GD0-40 115V Coil NO Contacts (Gao) is a commonly used electrical component for controlling various types of loads. Here are some pros and cons that might help you make an informed decision about purchasing this relay:

1. Reliable: This relay is known for its durability and reliability, making it a popular choice for industrial applications.

2. Versatile: It can be used to control a wide range of loads, including motors, solenoids, and compressors.

3. Easy to Install: The relay has a standard size and mounting pattern, making it easy to install in most applications.

4. Cost-Effective: Compared to other relays with similar specifications, this relay is relatively affordable.

5. Safe: The NO (Normally Open) contacts ensure that the circuit is open when the relay is not activated, reducing the risk of accidental contact and electrical shorts.

1. Limited Current Capacity: This relay has a limited current capacity, which might not be suitable for heavy-duty applications.

2. Manual Operation: This relay requires manual operation to switch the contacts on and off, which might not be convenient for some applications.

3. No Protection Against Surges: This relay does not have built-in protection against voltage surges or electrical spikes, which could damage the relay or the connected equipment.

The Square GA0-40 Control Relay 8501 GD0-40 115V Coil NO Contacts (Gao) is a reliable, versatile, and cost-effective option for controlling various types of loads. However, it has a limited current capacity and does not have built-in protection against voltage surges. If your application requires heavy-duty current capacity or protection against electrical surges, you might want to consider a more advanced relay with those features.

If you are looking for a reliable and cost-effective option for controlling standard loads up to its current capacity, the Square GA0-40 Control Relay 8501 GD0-40 115V Coil NO Contacts (Gao) is a good choice. However, if your application requires heavy-duty current capacity or protection against electrical surges, you might want to consider a more advanced relay with those features. It's always a good idea to consult with a qualified electrician or engineer to ensure that you select the right relay for your specific application.

Details:

Squared Control Relay 8501 GD0-40 Ser. B 115 Volt Coil 4 N.O Contacts GAO. FOR Control Relay Cat: 8501 GA0-40 115 Volt Coil 4 N.O.

part #: ga040 prices

• $34.99-$49.99

specifications aiactuato:

• brand: Square D
• mpn: Ga0-40
• part type: Control Coil
• current type: Dc

payments aiactuato:

• other
• credit card: Visa
• wallet: Apple-pay

general aiactuato:

• condition: New
• Electrical Equipment Supplies > Relays > Control Machine Tool Relays

returns aiactuato:

• policy: No Returns

offer aiactuato:

• quantity: 3
• sold: 0
• started: April 18, 2026
• best offers: True
• options: Ship-to-home
• availability: In Stock

shipping aiactuato:

• transit: 5-11 Days
• type: Calculated
• carrier: USPS
• class: Expedited
• service: USPS Priority Mail
• cost: $16.45

seller aiactuato:

• # reviews: 2097
• city: Rockingham, North Carolina
• rating: 98.0%

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