
RE2077700 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $101.38 | Top Pick! Condition is New, Laars Heating Systems RE2077700 24V 15A 6/600S Time Delay Relay New, shipping cost = $9.76 | 100.0% |
![]() | $150.00 | Condition is New, Laars Heating Systems RE2077700 24V 15A 6/600S TimeDelayRelay. B43, FREE SHIPPING | 98.7% |
![]() | $183.67 | Condition is New, Laars Heating Systems RE2077700 24V 15A 6/600S TimeDelayRelay, FREE SHIPPING | 99.7% |
![]() | $184.79 | Condition is New, Laars Heating Systems RE2077700 24V 15A 6/600S TimeDelayRelay, FREE SHIPPING | 98.7% |
![]() | $195.00 | Condition is New, Laars Heating Systems RE2077700 Laars Heating Systems RE2077700 24V 15A 6/600S, FREE SHIPPING | 100.0% |

The Laars HEATING RE2077700 24V 15A 6/600s Delay Relay is a versatile and reliable component designed for use in various HVAC (Heating, Ventilation, and Air Conditioning) systems. This delay relay offers both 24V DC and 115V AC power supply options, making it a flexible choice for different system configurations.
This device is engineered to handle a maximum current of 15 amperes at 24 volts DC. It features six normally open contacts rated for 6 amperes at 600 volts AC, and a contact rating of 0.5 joules. The contacts are designed to provide a secure and reliable connection, ensuring optimal performance of the HVAC system.
One of the standout features of the RE2077700 is its adjustable delay function. With a delay range of 0 to 600 seconds, this relay allows for precise control over system operations. This can be particularly useful in applications where the system needs to wait for certain conditions to be met before activating.
The relay is housed in a robust and compact die-cast aluminum enclosure, providing excellent protection against environmental factors. It also features a clear, easy-to-read label on the front, making identification and installation a simple process.
The Laars HEATING RE2077700 24V 15A 6/600s Delay Relay is designed to meet the demanding requirements of commercial and industrial HVAC applications, offering reliable performance, adjustable delay functionality, and a user-friendly design. It is a valuable addition to any system that requires precise control and flexibility in its operation.
The Laars HEATING RE2077700 24V 15A 6/600s delay relay is a heating control component designed for use in HVAC systems. This relay offers a delay function that can be beneficial in managing the heating cycle of a system. Here are some pros and cons that may help you decide if this relay is the right choice for your needs:
Pros:1. Delay Function: The primary advantage of this relay is its delay function. It can be used to extend or delay the heating cycle, which can help even out temperature swings and improve overall comfort.
2. Universal Compatibility: This relay is designed to work with various heating systems, making it a versatile option for different applications.
3. CE and UL Listed: The RE2077700 is CE and UL listed, ensuring that it meets certain safety and quality standards.
4. Easy to Install: The relay comes with clear markings and a user-friendly design, making it relatively easy to install for DIYers and professionals alike.
Cons:1. Limited Control: This relay only offers a delay function, which may not be sufficient for more complex heating system control requirements.
2. Power Consumption: The relay consumes a fair amount of power, which can add to the overall energy usage of the heating system.
3. Potential for Noise: Some users have reported that the relay can make a clicking noise when in operation, which may be a concern for those who are sensitive to noise.
In conclusion, the Laars HEATING RE2077700 24V 15A 6/600s delay relay can be a valuable addition to heating systems that require temperature stabilization. Its delay function can help improve comfort and even out temperature swings. However, it may not be suitable for more complex control requirements, and its power consumption and potential noise may be drawbacks for some users. Ultimately, the decision to purchase this relay depends on your specific heating system needs and preferences. If a delay function is a priority and the potential cons are acceptable, this relay could be a worthwhile investment.
Details:
7702eu, 2, b211. Original factory box labeling. Brand: Laars Heating systems company part number: RE2077700: kit, em2 relay, 15a indigo: 0 voltage : 24 amperage: 15 time delay range: adjustable from 6 to 600 seconds. It prevents simultaneous component startup, minimizes short-cycling, and protects expensive inducer motors burners from premature wear.
New in original manufacturer packaging box opened only for inspection/photography compatibility this relay kit is commonly used commercial and high-capacity residential Heating applications, specifically engineered Laars rhos series boiler model's including rhos-1200 through rhos-2400. Please verify your systems part number or manual prior to purchasing guarantee direct compatibility. Up for sale is a brand-new, genuine Laars Heating systems time delay relay kit part no. Whats included 1 genuine Laars RE2077700 time delay relay.
specifications maxohvac:
- brand: Laars Heating Systems
- mpn: Re2077700
- model: 600s
- part type: System
returns maxohvac:
- policy: returns accepted
- paid by: buyer
- method: money back
- time: 60 days
shipping maxohvac:
- type: fixed
- class: standard
- transit: 3-7 days
- service: standard
offer maxohvac:
- in stock #: 5
- prices: $101.38–$195.00
- item condition: New
- availability: in stock
- started: may 5, 2026
- options: ship-to-home
- sold #: 9
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
payments maxohvac:
- wallet: paypal
- credit card: diners-club
- other
seller maxohvac:
- city: city of industry, california
- rating: 99.9%
- # reviews: 2170
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