
BFK-084S Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $28.99 | Condition is New – Open box, New Filter Drier Emerson Flow Controls BFK-084S OEM, FREE SHIPPING | 99.5% |
![]() | $35.99 | Condition is New – Open box, ALCO BFK-084 Bi-Flow Kleaner Bi-Directional Filter Drier B12-287 1/2"SAE , FREE SHIPPING | 100.0% |
![]() | $46.99 | Condition is New – Open box, 1 NEW ALCO CONTROLS BFK-084S BI-DIRECTIONAL FILTER DRIER NNB ***MAKE OFFER***, FREE SHIPPING | 100.0% |
![]() | $50.00 | Condition is New – Open box, ALCO BFK-084 BFK084 1/2" SAE CONNECTIONS NEW FILTER DRIER HVAC HEAT PUMP BI-FLO, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.42 | Condition is New, Hart & Cooley BFK-084 Filter Drier & White Return Air Grille, FREE SHIPPING | ![]() |
![]() | $47.43 | Condition is New, Alco Controls 043327, BFK-084S 1/2" Sw BiFlow Filt Drier, FREE SHIPPING | 97.3% |
![]() | $49.03 | Condition is New, BFK-084S Heat Pump Filter Drier, FREE SHIPPING | 100.0% |
![]() | $53.74 | Condition is New, BFK-084S 1/2"SwBiFlowFiltDrier, FREE SHIPPING | ![]() |
![]() | $53.77 | Condition is New, Emerson Flow Control Alco 043325 BFK-084 1/2"FlrBiFlowFiltDrier, FREE SHIPPING | 98.5% |
![]() | $58.00 | Top Pick! Condition is New, 1PC New Emerson Filter dryer BFK084S welding 12mm #JY, shipping cost = $15.00 | 100.0% |
![]() | $58.00 | Condition is New, 1PC New Emerson Filter dryer BFK084 flare 12mmV #JY, shipping cost = $15.00 | 100.0% |
![]() | $74.06 | Condition is New, EMERSON FLOW CONTROLS (Alco) 43327 "BFK-084S 1/2""SwBiFlowFiltDrier" 43327, FREE SHIPPING | 98.5% |
![]() | $60.00 | Condition is New, 1PCS New Emerson Filter dryer BFK084S welding 12mm #JY, shipping cost = $15.00 | 100.0% |
![]() | $60.00 | Top Pick! Condition is New, 1PCS New Emerson Filter dryer BFK084 Horn 12mm #JY, shipping cost = $15.00 | 100.0% |
![]() | $28.99 | Top Pick! Condition is New, Bfk-084S Filter Drier Screw Port One Way Refrigeration System Accessories, shipping cost = $50.99 | 100.0% |
![]() | $81.32 | Top Pick! Condition is New, BFK-084S Heat Pump Filter Drier new!, FREE SHIPPING | 100.0% |
![]() | $89.93 | Condition is New, 1pc bidirectional drying filter BFK-083S-084-085-164-165S-305S-305S-306S-307S, FREE SHIPPING | 100.0% |
![]() | $104.60 | Condition is New, BFK-084S Heat Pump Filter Drier new!, shipping cost = $20.99 | 100.0% |
![]() | $105.23 | Condition is New, BFK-084S Heat Pump Filter Drier new!, shipping cost = $20.99 | 100.0% |
![]() | $125.34 | Top Pick! Condition is New, BFK-084S Heat Pump Filter Drier, FREE SHIPPING | 95.7% |
![]() | $222.82 | Condition is New, 1PC NEW FIT FOR Filter Drier BFK-084S welding 1/2, FREE SHIPPING | 97.7% |
![]() | $246.51 | Condition is New, 1Pcs New For Filter Drier BFK-084S welding 1/2, FREE SHIPPING | 100.0% |
![]() | $248.85 | Condition is New, 1PC New FOR Emerson Bidirectional drying filter BFK-084S welding 1/2, FREE SHIPPING | 100.0% |
![]() | $250.31 | Condition is New, QTY:1 New Filter Drier BFK-084S welding 1/2, shipping cost = $9.90 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $27.99 | Top Pick! Condition is New other (see details), EMERSON BFK-084S, BI-FLOW KLEANER/FILTER DRIER, shipping cost = $10.95 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $61.24 | Condition is Used, EMERSON BFK-084S / BFK084S (USED), shipping cost = $12.90 | 99.7% |
![]() | $61.24 | Condition is Used, EMERSON BFK-084S / BFK084S (USED), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $28.51 | Condition is Brand New, BFK Bidirectional Dry Filter Model: BFK-084 SAE, shipping cost = $36.86 | 97.9% |
![]() | $28.51 | Condition is Brand New, BFK Bidirectional Dry Filter Model: BFK-084S ODF, shipping cost = $36.86 | 97.9% |
![]() | $22.38 | Condition is Brand New, HONGSEN 1/2" Flare Bidirectional Filter Dryer 19x165x19 - BFK-084, shipping cost = $52.33 | 97.8% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $52.02 | Condition is Neu, BFK-084S Heat Pump Drier #E3, shipping cost = $14.14 | 100.0% |
![]() | $45.67 | Top Pick! Condition is Neu, BFK-084S Heat Pump Drier #A6-39, shipping cost = $23.44 | 100.0% |

The BFK BFK-084S Alco Filter Drier is a crucial component in HVAC (Heating, Ventilation, and Air Conditioning) systems, specifically designed for heat pumps and bi-flow applications. This product plays a significant role in maintaining the overall performance and longevity of your heating and cooling system.
The BFK-084S Filter Drier is a 1/2 inch connection size component, enabling it to seamlessly integrate with various HVAC setups. The filter drier functions as a combination of a filter and a desiccant dryer, effectively removing moisture from the system and preventing the accumulation of acids, which could potentially damage the compressor and other essential components.
This BFK product boasts a high-quality, durable construction. The exterior is typically made of a robust material like brass or steel, ensuring resistance to corrosion and wear over time. Inside, you'll find a desiccant material that efficiently absorbs moisture. This desiccant is often a desiccant like silica gel or activated alumina, which has a high affinity for moisture and can absorb a significant amount before needing replacement.
The BFK-084S Filter Drier is an essential accessory for any HVAC system, particularly heat pumps and bi-flow applications. By ensuring the removal of excess moisture, it safeguards the system from potential damage and helps maintain optimal performance. Regular maintenance, including filter replacement, is essential to ensure the longevity and effectiveness of the BFK-084S Filter Drier.
In summary, the BFK BFK-084S Alco Filter Drier is a vital component for maintaining the health and efficiency of your HVAC system. Its 1/2 inch connections make it suitable for various applications, while its combination of a filter and desiccant dryer functions ensures the removal of excess moisture and prevention of potential damage to the system. With its durable construction and essential role in system maintenance, this filter drier is an indispensable addition to any HVAC setup.
Pros and Cons of Buying BFK BFK-084S Alco BFK-084 BFK084 1/2 Connections Filter Drier for HVAC Heat Pump Bi-Flo
Introduction:The BFK BFK-084S Alco BFK-084 BFK084 1/2 Connections Filter Drier is a crucial component in HVAC heat pump systems. It helps in removing moisture and other impurities from the refrigerant, ensuring optimal system performance. In this article, we will discuss the pros and cons of buying this filter drier.
Pros:1. Improved System Performance: The filter drier helps in maintaining the quality of the refrigerant by removing moisture and impurities, leading to improved system performance.
2. Enhanced Longevity: By removing moisture and impurities, the filter drier helps in extending the life of the HVAC system.
3. Easy Installation: The filter drier is easy to install and can be done without the need for professional assistance, saving time and money.
4. OEM Quality: The BFK BFK-084S Alco BFK-084 BFK084 1/2 Connections Filter Drier is an original equipment manufacturer (OEM) product, ensuring compatibility and fitment with various HVAC systems.
Cons:1. Cost: The filter drier can be expensive, especially when compared to aftermarket alternatives.
2. Limited Availability: The filter drier may not be readily available at local hardware stores, requiring an online or special order.
3. Single Use: The filter drier is a disposable component and needs to be replaced periodically, leading to additional costs.
Conclusion:The BFK BFK-084S Alco BFK-084 BFK084 1/2 Connections Filter Drier is an essential component in HVAC heat pump systems, and its benefits outweigh the cons. Its ability to improve system performance, extend system life, and ensure OEM quality makes it a worthwhile investment. However, its cost and limited availability can be drawbacks for some consumers.
Recommendation:If you are looking for optimal system performance and longevity, and if cost is not a significant concern, we recommend purchasing the BFK BFK-084S Alco BFK-084 BFK084 1/2 Connections Filter Drier. If cost is a concern, you may consider aftermarket alternatives, but be aware that their performance and compatibility may vary. Ultimately, proper maintenance and timely replacement of the filter drier are crucial to ensure the longevity and efficiency of your HVAC system.
Details:
Bfk part # Bfk084. 1/2 sae threaded connections.
specifications maxohvac:
- brand: Bfk
- mpn: Bfk-084s
- model: Bfk-084
- part type: Filter Hvac Pump
payments maxohvac:
- other
- credit card: visa
- wallet: apple-pay
seller maxohvac:
- # reviews: 2077
- city: raleigh, north carolina
- rating: 100.0%
offer maxohvac:
- availability: in stock
- in stock #: 5
- best offers: true
- options: ship-to-home
- prices: $22.38–$250.31
- item condition:
- New – Open box
- New
- New other (see details)
- Used
- Brand New
- Neu
- sold #: 18
- started: june 11, 2025
shipping maxohvac:
- class: standard, expedited, one-day
- type: calculated
- transit: 3-7 days
- service: ups ground, usps priority mail, ups next day air, ups 2nd day air
- carrier: ups, usps
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- time: 30 days
- policy: returns accepted
- method: money back
- paid by: seller
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