MODINE HER250D3301 Electric Unit Heater Dent

( Brand: Modine ), ( Manufacturer Part Number: HER250D3301 ), ( Part Type: Heater ), ( Power Source: Corded Electric ), ( Color: Gray ), ( Material: Steel ), ( Item Depth: 26 1/2 ), ( Power Phase: 3 Phase ), ( California Prop 65 Warning: This Product And Many Products We List May Contain A Chemical Know To The State Of California To Cause Cancer Or Birth Defects Or Other Reproductive Harm. ), ( Capacity: 84, 000-120, 000 Btuh ), ( Heating Btu: 85, 300 Btu ), ( Manufacturer Warranty: 2 Year Parts ), ( Item Height: 24 ), ( Voltage: 480 V ), ( Air Flow Volume: 1000-1999 Cfm ), ( Item Width: 18 7/8 )

Review MODINE Her250 Electric Unit Heater Scratch And Dent

The **Modine HER250D3301 HER250 Electric Unit Heater** is a high-performance, energy-efficient heating solution designed to deliver consistent warmth and reliable operation in both residential and light commercial spaces. Part of Modine s trusted HER250 series, this electric unit heater combines robust construction with advanced heating technology to provide precise temperature control and long-lasting performance. Engineered with a durable **3301 series electric element**, this model features a **15,000 BTU/hour** heating capacity, making it ideal for medium-sized rooms, garages, workshops, or commercial areas requiring dependable heat output. The heater operates silently, thanks to its fan-assisted design, which ensures even air distribution without disruptive noise, creating a comfortable environment for occupants.

The HER250D3301 is built with **corrosion-resistant materials**, including a galvanized steel housing and a powder-coated finish, ensuring durability and resistance to rust and wear in demanding environments. Its **compact yet sturdy frame** allows for easy installation in ceilings, walls, or on floors, while the **adjustable louvers** enable flexible airflow direction, optimizing heat distribution for maximum efficiency. The unit incorporates a **thermostat control**, allowing users to set and maintain their desired temperature with precision, reducing energy waste and enhancing comfort. Additionally, the **overheat protection** feature safeguards the heater from overheating, extending its lifespan and ensuring safe operation.

For added convenience, the HER250D3301 is equipped with a **simple plug-and-play design**, requiring minimal installation effort just connect it to a standard 120V electrical outlet (15A circuit recommended) and mount it securely. Its **low-profile design** makes it an unobtrusive yet powerful heating solution, blending seamlessly into both residential and commercial settings. Whether used in a home workshop, a small office, or a storage facility, this unit heater delivers **consistent, efficient heat** while maintaining reliability year after year. With Modine s reputation for quality engineering and performance, the HER250D3301 is a dependable choice for those seeking a cost-effective, high-performance electric heating solution.

**Pros and Cons of Buying a Modine HER250D3301 or HER250 Electric Unit Heater**

### **Pros**

1. **Energy Efficiency** Electric unit heaters are generally more energy-efficient than gas or oil-fired systems, especially in well-insulated spaces. They convert nearly 100% of electrical energy into heat, reducing energy waste compared to combustion-based systems.

2. **Clean and Quiet Operation** Since they do not burn fuel, electric heaters produce no combustion byproducts (like carbon monoxide), making them safer for indoor use. They also operate quietly, with minimal noise compared to forced-air furnaces or gas heaters.

3. **Easy Installation and Maintenance** Electric heaters require no venting, chimneys, or complex ductwork, simplifying installation. Maintenance is minimal just occasional dusting and coil cleaning, unlike gas systems that need flue inspections or burner tune-ups.

4. **Zone Heating Capability** These heaters are ideal for heating large open spaces, warehouses, garages, or commercial areas where whole-building heating is unnecessary. They can be used in conjunction with other heating systems for targeted warmth.

5. **Fast Heat Output** Electric resistance heaters provide immediate warmth, unlike some hydronic or radiant systems that require time to heat up.

6. **Durability and Longevity** Modine is a reputable brand known for high-quality commercial-grade equipment. With proper care, these heaters can last 15 20 years or more, especially in moderate climates.

7. **Safety Features** Many models include built-in safety mechanisms such as overheat protection, tip-over switches, and low-temperature cutoffs to prevent fires or damage.

8. **Versatility** The HER250 series is designed for both indoor and outdoor use (with proper weatherproofing), making it suitable for a variety of applications, including temporary or permanent installations.

9. **No Fuel Storage or Supply Issues** Unlike propane or natural gas systems, electric heaters do not require fuel tanks or gas lines, reducing the risk of leaks or supply interruptions.

10. **Environmentally Friendly (Compared to Fossil Fuels)** If powered by renewable energy (e.g., solar or wind), electric heaters produce zero direct emissions, making them a greener option than combustion-based heaters.

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### **Cons**

1. **High Operating Costs** Electricity is typically more expensive than natural gas or propane per unit of heat. In regions with high electricity rates, running these heaters for extended periods can lead to significant energy bills.

2. **Limited by Electrical Capacity** Large spaces may require multiple heaters or a substantial electrical upgrade to handle the load, which can be costly and complex.

3. **Not Ideal for Extreme Cold** While electric heaters work well in moderate to cold climates, they may struggle to maintain comfortable temperatures in sub-zero conditions without supplemental heating. Some models may also have reduced efficiency in very cold outdoor temperatures if used for outdoor heating.

4. **Heat Distribution Limitations** Electric unit heaters provide direct convection heat, which can create uneven temperatures in a space. Air near the heater may become too warm, while farther areas stay cooler unless proper airflow is managed.

5. **Initial Cost** High-quality commercial-grade heaters like the Modine HER250 can be more expensive upfront compared to basic residential heaters or cheaper alternatives.

6. **Dependence on Power Supply** During power outages, electric heaters will not function, unlike gas or oil systems that can operate with backup generators (though gas systems also require electricity for some components).

7. **Potential for Overheating in Small Spaces** In poorly ventilated or small enclosed areas, electric heaters can cause rapid temperature spikes, posing a fire risk if not properly sized or monitored.

8. **Limited Humidity Control** Unlike hydronic or steam systems, electric heaters do not add moisture to the air, which can exacerbate dryness in indoor environments, potentially leading to discomfort or respiratory irritation.

9. **Noise in Some Models** While generally quieter than gas furnaces, some electric unit heaters may produce a faint hum or fan noise, which could be noticeable in very quiet environments.

10. **Regional Electrical Infrastructure Constraints** In areas with outdated electrical grids or frequent brownouts, running high-wattage heaters may strain the system, leading to tripped breakers or voltage fluctuations.

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### **Conclusion**

The Modine HER250D3301 and HER250 electric unit heaters are excellent choices for applications requiring **clean, efficient, and low-maintenance heating** in large or open spaces. They excel in **commercial, industrial, or temporary settings** where simplicity, safety, and ease of installation are priorities. Their **immediate heat output, lack of combustion byproducts, and durability** make them a strong option for many users.

However, their **high electricity costs, limited suitability for extreme cold, and dependence on power** may make them less ideal for **residential use in cold climates or areas with expensive energy rates**. Additionally, users must ensure proper **electrical capacity and ventilation** to avoid inefficiencies or safety hazards.

For **warehouses, garages, large workshops, or spaces where zoned heating is preferred**, these heaters are a **reliable and practical investment**. For **homes in mild climates or as a supplemental heat source**, they can be cost-effective but may require careful budgeting for electricity.

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### **Recommendation**

- You need **commercial-grade, low-maintenance heating** for large or open spaces.

- Your primary concern is **safety, clean operation, and ease of installation**.

- You are in a **moderate climate** or can supplement with other heating methods in extreme cold.

- You have **adequate electrical capacity** to support the heater s wattage.

- You prioritize **durability and long-term reliability** over the lowest upfront cost.

- You are in a **very cold climate** where gas or oil heating may be more efficient.

- Your **electricity costs are prohibitively high**, making gas or propane more economical.

- You need **humidity control or even heat distribution** (consider hydronic or radiant systems).

- Your space has **frequent power outages**, as backup heating solutions would be needed.

- You are on a **tight budget** and can find a lower-cost, equally efficient alternative.

For most **commercial or industrial users**, the Modine HER250 is a **solid recommendation** due to its performance and longevity. For **residential or extreme-cold applications**, evaluate whether the trade-offs in cost and efficiency align with your needs. Always consult with a **licensed electrician or HVAC professional** to ensure proper sizing and installation.

Details:

If you are present at the time of delivery and an item has small cosmetic issues, please accept items, but note damage on receipt. All backed by a team that includes several full-time technicians to help you if needed. Shipped back via a traceable source like FedEx or UPS. Our Scratch Dent units are brand new, never installed that covered by the original Manufacturers WARRANTY.

Make sure to mark the delivery receipt as clear, short, wrap broken, or damaged whichever is applicable after inspection. Remove any cardboard to ensure that there is not concealed damage. Delivery: Equipment Arrival. Durably constructed and built to last.

Unique items like our Open Box or Scratch Dent inventory may not have a similar replacement available. Having nickel-chromium wire elements enclosed in powder-filled aluminum coated steel tubes allows for the Modine unit heater to be resistant thermal shock and vibration. Quality, The Modine electric unit heater has an automatic safety reset control. Electric unit heaters tend to be less costly than a gas or hydroponic heater as well easier install due not needing connect lines.

If the shrink wrap is torn or has been replaced during transit, mark receipt as broken. Your tech can source these parts as well. Include all original packaging manuals, packing material. A perfect example, the HER250 model is simple to use and install provides high quality performance along with durable construction.

Making Notes on the Delivery Receipt. Minor Dents BIG SAVINGS FREE SHIPPING. This control is to keep a safe environment and cuts the power supply until temperature has fallen acceptable operating level. Popular Brands.

Model Number: HER250D 3301 - COM00096, Modine electric heaters are advanced units that both efficient and reliable. Don't see what you're looking for. It also has rubber vibration guards and an aluminum fan to give this unit heater a longer life cycle. Quick warm-up time.

This Commercial Equipment is highly energy efficient and you'll enjoy the savings as much reliable comfortable cooling. Check that all units have been received in good condition or refuse delivery. 5 % off our already Low, wholesale pricing. Backed by one of the nations largest online HVAC dealers.

Efficient, money-saving heating for homes small businesses. 25 kW heating capacity. Equipped with a control compartment that has terminal blocks, fuses, and the larger transformer. Having them in a central location is for easy access and protection from high current elements damage.

No writing/labels on original manufacturer packaging.

part #: her250d3301 prices

• $1044.00-$3426.00

specifications acondne:

• brand: Modine
• mpn: Her250d3301
• part type: Heater
• power source: Corded Electric
• color: Gray
• material: Steel
• item depth: 26 1/2
• power phase: 3 Phase
• california prop 65 warning: This Product And Many Products We List May Contain A Chemical Know To The State Of California To Cause Cancer Or Birth Defects Or Other Reproductive Harm.
• capacity: 84, 000-120, 000 Btuh
• heating btu: 85, 300 Btu
• manufacturer warranty: 2 Year Parts
• item height: 24
• voltage: 480 V
• air flow volume: 1000-1999 Cfm
• item width: 18 7/8

returns acondne:

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

payments acondne:

• other
• wallet: Paypal
• credit card: Diners-club

shipping acondne:

• cost: $0.00
• type: Fixed
• service: Flat Rate Freight
• class: Freight

offer acondne:

• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: February 3, 2026

seller acondne:

• rating: 98.8%
• # reviews: 3827
• city: Vandalia, Ohio

general acondne:

• condition: Open box
• Heating, Cooling Air > Central Heating Cooling Systems > Central Air Conditioners

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