HE721B6135 HAMLIN Dip Reed Relay

Review HAMLIN Dip Reed Relay Original Parts

The Hamlin HE721B6135 Dip Reed Relay is a versatile and reliable electrical switching component, designed to handle low voltage and current applications. This particular model is a single-pole, double-throw (SPDT) relay, meaning it can switch a single input signal to one of two possible outputs.

The Hamlin HE721B6135 is constructed with a dip switch mechanism, allowing for easy and convenient configuration of the relay's operating conditions. The dip switches enable the user to set the relay coil voltage, normally open or normally closed contact selection, and other important features. This makes it a popular choice for applications where quick prototyping or adjustability is required.

The relay contacts are made of gold-plated brass, providing excellent conductivity and ensuring long-lasting performance. The contacts are rated for a maximum operating voltage of 250V AC or 300V DC, and a maximum current of 10A at 25 C. The coil is rated for a maximum operating voltage of 12V DC and a maximum current of 0.3A.

The Hamlin HE721B6135 is housed in a compact and rugged plastic enclosure, measuring 32mm x 22mm x 10mm. It is suitable for use in a wide range of industrial, automotive, and laboratory applications, and can withstand operating temperatures between -20 C and 70 C.

The relay also features a quiet and efficient magnetic contact actuator, which produces minimal noise during operation and ensures reliable and accurate switching. It is also RoHS compliant and comes with a 2-year warranty from the manufacturer.

In summary, the Hamlin HE721B6135 Dip Reed Relay is a versatile and reliable electrical switching component that offers easy configuration, gold-plated brass contacts, and a compact and rugged design. It is suitable for use in a wide range of applications and can handle low voltage and current inputs while providing reliable and accurate switching performance.

The Hamlin HE721B6135 dip reed relay is a commonly used electromechanical switching component. Here are some pros and cons to consider before making a purchase:

1. Relatively low cost: Dip reed relays like the Hamlin HE721B6135 are generally affordable compared to other types of relays.

2. Compact size: This relay has a small form factor, making it suitable for applications where space is limited.

3. Low power consumption: Dip reed relays require very little power to operate, which can be beneficial in power-sensitive systems.

4. Easy to use: Dip reed relays are simple to install and operate, as they do not require any external coils or complex wiring.

5. Can handle high switching frequencies: The Hamlin HE721B6135 can switch at frequencies up to 5 kHz, making it suitable for applications that require fast switching.

1. Limited current and voltage handling capacity: Dip reed relays, including the Hamlin HE721B6135, have limited current and voltage handling capacity compared to other types of relays.

2. Limited contact life: Dip reed relays have a limited number of contact cycles before they start to wear out. This is a common issue with electromechanical switches.

3. Not suitable for high vibration environments: Dip reed relays are sensitive to vibration and may not perform well in applications where there is significant mechanical shock or vibration.

4. Requires careful handling: Dip reed relays have delicate internal components that can be damaged if not handled carefully during installation and operation.

The Hamlin HE721B6135 dip reed relay is a cost-effective and compact switching solution that is suitable for applications where low power consumption and fast switching are required. However, it has limited current and voltage handling capacity and a limited contact life, which may make it unsuitable for heavy-duty applications. Additionally, it may not perform well in environments with high levels of vibration or mechanical shock.

If you are looking for a cost-effective and compact switching solution for a low-power application, the Hamlin HE721B6135 dip reed relay may be a good choice. However, if you require high current or voltage handling capacity, a longer contact life, or the ability to operate in high vibration environments, you may want to consider other types of relays, such as solid-state relays or electromechanical relays with more robust designs.

Details:

specifications genpurrelays:

• brand: Hamlin
• mpn: He721b6135
• number of pins: 8-pin

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

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• started: april 30, 2026
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