Track Your Order
0
Harford Door Frame Heater 115V 233" | DL3678 / DR3678
Sku: PD-722-491
-
Regular price
-
$103.00 USD
-
Sale price
-
$103.00 USD
-
Regular price
-
-
Unit price
- per
Availability : In Stock
Before ordering, compare the part number, measurements, mounting points, voltage, and equipment model. Send us photos and your model/serial number if you want help checking the match.
Help other repair pros find PartsDirectOnline
If our team helped you find the right refrigeration part, a quick Google review helps other technicians and restaurant owners shop with confidence.
Check compatibility before ordering
Match the part number, model number, dimensions, and mounting points before checkout. If the part is used across multiple refrigeration units, compare your existing part to the product photos and SKU above.
Refrigeration parts FAQ
How do I confirm this part fits my unit?
Use the SKU, measurements, brand, and product photos to compare against the part currently installed on your refrigerator, freezer, prep table, merchandiser, or ice machine.
Can I order this for a commercial refrigeration repair?
Yes. PartsDirectOnline specializes in commercial refrigeration replacement parts for service companies, restaurants, convenience stores, and maintenance teams.
What should I do if I am unsure about compatibility?
Contact the store with your model number, serial number, photos, and measurements before ordering so the team can help verify the best match.
Harford Door Frame Heater Element – 115V, 233" Aluminum Braided | DL3678 / DR3678
The Harford Door Frame Heater Element is a high-quality replacement part designed to prevent condensation and frost buildup on commercial cooler and freezer door frames. At 115 volts and 233 inches in length, this aluminum braided heater wire ensures even heat distribution, helping maintain clear, fog-free glass and efficient refrigeration performance.
Engineered for durability and consistent heat output, this heater element is commonly used on Harford DL3678 and DR3678 model doors, as well as other compatible commercial refrigeration systems. The aluminum braided construction provides superior protection and heat transfer, making it ideal for high-demand commercial environments.
-
🧭 Brand: Harford
-
🧰 Part Type: Door Frame Heater Element
-
⚡ Voltage: 115V
-
📏 Length: 233" (inches)
-
🧵 Construction: Aluminum braided for durability and heat efficiency
-
🧱 Models: DL3678, DR3678
-
🏪 Applications: Walk-in coolers, freezer display doors, commercial refrigeration units
-
🌡 Function: Prevents condensation, keeps door frames dry, supports anti-sweat system performance
Why Replace Your Door Frame Heater Element:
Worn or failing heater elements can lead to condensation, fogging, ice buildup, and reduced visibility — all of which affect refrigeration efficiency. Replacing it with a Harford 115V 233" aluminum braided heater ensures proper operation, energy efficiency, and clear doors for customers and staff.
FAQs
Is Harford Door Frame Heater 115V 233" | DL3678 / DR3678 for commercial equipment?
Yes. This part is intended for commercial refrigeration equipment applications, not residential appliance repair.
How do I confirm this is the correct element?
Match the OEM number, MPN, SKU, equipment model, serial plate, voltage, dimensions, mounting style, and photos before ordering.
What part number should I search for?
Search by PartsDirect PD-722-491, the SKU, MPN, or any cross-reference number shown on the original component.
What are common signs this part needs replacement?
Common symptoms can include poor temperature control, failed heating or cooling cycles, worn door sealing, ignition problems, fan failure, or equipment error symptoms depending on the part type.
Related Commercial Parts
- Shop related PartsDirect parts
- Find more element
- Browse commercial refrigeration equipment parts
- Browse all commercial equipment parts
Part Number Search References
PD-722-491, PD722491, PartsDirect PD-722-491, PartsDirect OEM PD-722-491, 11-491, 11491, PartsDirect 11-491, PartsDirect OEM 11-491, 115V, PartsDirect 115V, PartsDirect OEM 115V, DL3678, PartsDirect DL3678, PartsDirect OEM DL3678, DR3678, PartsDirect DR3678, PartsDirect OEM DR3678
Commercial Parts Shipping and Fitment Support
Ships to commercial kitchens, restaurants, delis, supermarkets, convenience stores, and repair companies across Long Island, Suffolk County, Nassau County, NYC, New York, New Jersey, Connecticut, the Tri-State area, and the U.S.
Confirm the OEM number, MPN, SKU, equipment model, serial plate, voltage, dimensions, mounting style, gasket profile, connector, and photos before ordering. This listing is intended for commercial equipment parts only.
- Regular price
- $103.00 USD
- Sale price
- $103.00 USD
- Regular price
-
- Unit price
- per
Commercial Refrigeration and Cooking Equipment Parts
Search by OEM number, MPN, SKU, equipment brand, model number, serial plate, voltage, dimensions, mounting style, or part photos to confirm fitment before ordering.