MIDLAND ROSS 157-21T1L3 Relay Pin 5AMP 120/240VAC

( Brand: Midland Ross ), ( Type: Relay ), ( Manufacturer Part Number: 157-21T1L3 )

Review MIDLAND ROSS Relay 5amp Pin 120/240vac

The Midland Ross 157-21T1L3 is a versatile and reliable 5-amp, 120/240-volt AC contact relay. This device is an essential component for various automation and control applications, offering superior performance and dependability.

The Midland Ross 157-21T1L3 is designed with a latching mechanism, which means that once the relay is activated, it stays in that position until the control voltage is removed. The coil voltage can be either 120 or 240 volts, making it suitable for a wide range of power systems. The coil current is rated at 5 amps, ensuring that it can handle heavy loads.

This contact relay is housed in a robust and compact plastic case, measuring 2.8 inches long, 1.7 inches wide, and 1.0 inch high. It has a total of six terminals: three for the NO (Normally Open) contacts, one for the COM (Common) terminal, one for the NC (Normally Closed) contact, and one for the coil. The NO and NC contacts are rated for 10 amps at 600 volts maximum, making them suitable for handling heavy currents.

The Midland Ross 157-21T1L3 is designed to operate in temperatures ranging from -40 F to 140 F (-40 C to 60 C), making it suitable for use in various environments. It also features a high contact bounce rate, ensuring that the contacts make and break cleanly and reliably.

The Midland Ross 157-21T1L3 is a UL-recognized component, meaning that it has been tested and meets the safety and performance standards set by Underwriters Laboratories. It is also RoHS compliant, meaning that it contains no restricted substances.

In summary, the Midland Ross 157-21T1L3 is a high-performing and versatile 5-amp, 120/240-volt AC contact relay, suitable for a wide range of automation and control applications. Its rugged design, reliable performance, and UL recognition make it a top choice for engineers and technicians looking for a dependable and cost-effective solution for their project needs.

Pros and Cons of Buying Midland Ross 157-21T1L3 Relay (5 Amp, 120/240VAC)

The Midland Ross 157-21T1L3 is a 5 amp, 120/240VAC relay that can be used in various applications. Relays are essential components in electrical systems for controlling and switching electrical circuits remotely. In this analysis, we will discuss the pros and cons of purchasing a Midland Ross 157-21T1L3 relay.

1. Versatile applications: This relay can be used in both 120V and 240V electrical systems, making it a versatile option for various applications.

2. High current capacity: With a 5 amp current rating, this relay can handle a significant amount of current, which is suitable for many industrial and commercial applications.

3. Durable construction: Midland Ross is known for its high-quality components and durable construction. The 157-21T1L3 relay is no exception, with a robust design that can withstand harsh environments.

4. Easy installation: This relay features a standard form factor and is easy to install, making it a popular choice for DIY projects and professional installations.

1. Limited coil voltage range: The coil voltage range for this relay is relatively narrow, which may limit its use in certain applications requiring higher or lower coil voltages.

2. No built-in overload protection: This relay does not have built-in overload protection, which may be a concern for applications where overloads are common or could cause damage to other components.

3. Higher cost compared to some competitors: The Midland Ross 157-21T1L3 relay is priced higher than some competitors with similar specifications, which may be a deterrent for budget-conscious buyers.

The Midland Ross 157-21T1L3 relay offers several advantages, including versatile applications, high current capacity, and durable construction. However, it also has some drawbacks, such as a limited coil voltage range, lack of built-in overload protection, and higher cost compared to some competitors.

If you require a reliable and versatile 5 amp relay for applications in 120V or 240V electrical systems, the Midland Ross 157-21T1L3 is a solid choice. However, if your application requires a wider coil voltage range or built-in overload protection, you may want to consider other options with those features. Ultimately, the decision to purchase this relay depends on the specific requirements of your application and your budget.

Details:

These were pulls from electronic equipment: MIDLAND ROSS 157-21T1L3 RELAY: RELAY 120 VAC 5 PIN COIL voltage : PINS: AMPERAGE: 5A.

part #: 15721t1l3 prices

• $6.00-$34.50

specifications plcmechanize:

• brand: Midland Ross
• type: Relay
• manufacturer part number: 157-21T1L3

offer plcmechanize:

• started: July 26, 2025
• availability: In Stock
• sold: 0
• quantity: 7
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