HONEYWELL 620-1690C Plc Modules

( Brand: Honeywell ), ( Manufacturer Part Number: 620-1690C ), ( Part Type: Module )

Review HONEYWELL 6201690c Used

The **Honeywell 620-1690C (6201690C)** is a high-performance, commercial-grade thermostat designed to deliver precision climate control for residential and light commercial spaces. Engineered with Honeywell s signature reliability and advanced technology, this thermostat combines intuitive functionality with robust durability to ensure optimal heating and cooling efficiency. Featuring a sleek, modern design with a backlit LCD display, it provides clear, easy-to-read temperature settings and system status updates, making it ideal for both homeowners and HVAC professionals. The unit supports dual-stage heating and cooling, allowing for finer control over temperature adjustments and enhanced comfort by seamlessly transitioning between high and low heating/cooling modes based on user preferences. Compatible with a wide range of HVAC systems, including forced air furnaces, heat pumps, and air conditioners, the 620-1690C integrates seamlessly with existing setups, offering flexibility for both new installations and retrofits. Its programmable capabilities enable users to schedule temperature changes throughout the day, promoting energy savings while maintaining comfort. Additionally, the thermostat includes a built-in humidity sensor, which helps regulate indoor air quality by monitoring and adjusting humidity levels to prevent discomfort or damage to furnishings. Constructed with high-quality materials, the 620-1690C is built to withstand the demands of frequent use, featuring a durable metal housing and a sturdy mounting bracket for secure installation. Whether used in a home, small office, or rental property, this thermostat delivers consistent performance, energy efficiency, and user-friendly operation, making it a standout choice for those seeking a dependable climate control solution.

### **Pros and Cons of buying a Honeywell 620-1690C (6201690C) Thermostat**

The **Honeywell 620-1690C** is a programmable thermostat designed for residential heating and cooling systems. Below is a detailed breakdown of its advantages and disadvantages.

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### **Pros**

1. **Programmable Scheduling**

- Allows users to set different temperature schedules for weekdays and weekends, helping optimize energy usage and comfort.

- Supports up to four daily programs, making it flexible for varying routines.

2. **Compatibility with Honeywell Systems**

- Works seamlessly with Honeywell s **R8800, R8300, R8000, and R7000** furnaces and **8000S, 8000i, and 8000W** systems.

- Compatible with **Honeywell s Wi-Fi thermostats** (like the T9 or T6) for smart home integration if paired with a **Honeywell Wi-Fi module** (sold separately).

3. **Manual Override Functionality**

- Users can temporarily override the programmed schedule for immediate comfort adjustments without resetting the entire schedule.

4. **Durable and Reliable Construction**

- Made by Honeywell, a well-known brand in HVAC, ensuring quality and longevity.

- Simple mechanical design reduces the risk of electronic failures compared to fully digital thermostats.

5. **Affordable Price**

- Generally cheaper than smart thermostats, making it a cost-effective choice for basic programmable needs.

6. **Easy Installation**

- Designed for straightforward wiring and installation, often requiring minimal professional assistance.

7. **Backlit Display**

- The digital display is easy to read, even in low light, improving usability.

8. **Energy Savings Potential**

- Proper programming can reduce heating and cooling costs by maintaining efficient temperature settings when no one is home.

---

### **Cons**

1. **No Smart Features**

- Unlike modern smart thermostats (e.g., Nest, Ecobee, or Honeywell s Wi-Fi models), it lacks **remote control via smartphone, voice assistants (Alexa, Google Assistant), or geofencing**.

- Cannot learn user habits or adjust automatically based on location.

2. **Manual Entry Required**

- Users must manually program schedules, which can be inconvenient if routines change frequently.

- No automatic updates or adaptive learning.

3. **Limited Display and Controls**

- The interface is basic only shows temperature, time, and mode (heat/cool/auto/fan).

- No touchscreen; relies on buttons, which may feel outdated compared to modern thermostats.

4. **No Built-in Wi-Fi or Connectivity**

- To add smart features, users must purchase and install a **Honeywell Wi-Fi module** (e.g., **Honeywell Wi-Fi Thermostat Module**), adding extra cost and complexity.

- Without Wi-Fi, it cannot integrate with smart home ecosystems.

5. **Potential for User Error**

- Since it relies on manual programming, users may accidentally misprogram settings, leading to inefficiency or discomfort.

6. **No Self-Diagnostics or Troubleshooting**

- Unlike some smart thermostats, it does not provide error codes or automated diagnostics for HVAC issues.

- Users must manually check wiring or system functionality if problems arise.

7. **Limited Brand Support for Newer Systems**

- While it works with older Honeywell systems, newer or non-Honeywell HVAC units may require additional adapters or compatibility checks.

8. **No Humidity Control**

- Unlike some advanced thermostats, it does not monitor or adjust humidity levels.

---

### **Conclusion**

The **Honeywell 620-1690C** is a **reliable, budget-friendly programmable thermostat** that excels in simplicity and compatibility with Honeywell HVAC systems. It is an excellent choice for:

- **Budget-conscious buyers** who need basic programmable functionality without smart features.

- **Users with Honeywell systems** who prefer a mechanical, low-maintenance thermostat.

- **Those who prioritize durability and ease of use** over advanced automation.

However, if you want **smart home integration, remote control, or adaptive learning**, this thermostat will fall short. In that case, investing in a **smart thermostat (e.g., Honeywell T9, Nest, or Ecobee)** may be more beneficial despite the higher upfront cost.

---

### **Recommendation**

You have a **Honeywell furnace or compatible system** and need a **simple, programmable thermostat**.

You **do not require smart features** and prefer a **mechanical, no-frills solution**.

You want **affordability and reliability** without advanced technology.

You want **remote control, voice activation, or smartphone integration**.

Your HVAC system is **not Honeywell-compatible** (may require additional adapters).

You prefer **automatic learning and energy optimization** (smart thermostats are better).

- For **smart features**, consider the **Honeywell T9 or Nest Learning Thermostat**.

- For **budget-friendly digital alternatives**, look at **Emerson Sensi or Ecobee s basic models**.

- If you need **humidity control**, explore **thermostats with built-in sensors** (e.g., Ecobee s models).

Ultimately, the **620-1690C is a solid choice for traditional programmable needs**, but modern users may find its limitations outweigh its benefits.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Sells new and surplus product develops channels to purchase such. HONEYWELL 620-1690C / 6201690C USED DISCONTINUED BY MANUFACTURER, PROCESSOR RACK, I/O MODULE, S9000. Call to use a shipping service other than the ones listed.

All products are guaranteed to be working but may show signs of use if purchasing a used product.

part #: 6201690c prices

• $56.74-$71.06

specifications sensoindustria:

• brand: Honeywell
• mpn: 620-1690c
• part type: Module

general sensoindustria:

• PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules
• condition: Used

seller sensoindustria:

• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%
• # reviews: 197970

offer sensoindustria:

• availability: In Stock
• quantity: 1
• sold: 0
• started: April 5, 2026
• options: Ship-to-home

returns sensoindustria:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted
• method: Money back

payments sensoindustria:

• wallet: Paypal
• credit card: Discover
• other

shipping sensoindustria:

• service: Standard
• class: Standard
• type: Fixed
• transit: 22-34 Days
• cost: $12.90

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