Best Compression Union Reducers (Nov. 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

Parker A-Lok 4RU2-316 316 Stainless Steel Compression Tube Fitting, Reducing ...

9.8
CPR Score
Top 2

Metalwork Compression Union Brass Tube Fitting, 2pcs (1/4" OD x 5/16" OD)

9.8
CPR Score
Top 3

Compression Union, Brass, 3/4" x 1/2", Each

9.6
CPR Score
Tips


Based on our evaluations of 121 Compression Union Reducers and the analysis of over 180 consumer satisfaction reviews, We have rank top 30 Best Compression Union Reducers reviews of different brands, such asUnknown, Dorman, Midland, Parker, Dixon Valve & Coupling, American Standard, LASCO, Zurn, Perfect Vision, Satco, Cole-Parmer, Swagelok, Yoebor, Earl's, 1/4" x 1/8" Tube Union Steel Reducer Fitting Parker And 5/8" Tube x 3/4" Stub SS Reducer Fitting Ham-Let Let-Lok 767LTSS5/8X3/4.

* CherryPicks.Reviews is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Compression Union Reducers Rated by CherryPicks

Market Overview
Compression Union Reducers Reviewed
  • Reviews Analyzed: 180 Items
  • CPR Avg. Rating: 8.6 / 10
30 Products Evaluated
  • Highest Price: $146.00
  • Lowest Price: $4.05
  • Avg. Price: $34.95
Price Disclaimer

Top 30 Compression Union Reducers on Amazon (Verified You can Buy)

Parker A-Lok 4RU2-316 316 Stainless Steel Compression Tube Fitting, Reducing Union, 1/4" Tube OD x 1/8" Tube OD

Parker
4RU2-316

Ratings for Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Nygmat 8,354

Features

Reducing union fitting for connecting and disconnecting two tubes with different diameters
1/4" tube OD connection on one end and 1/8" tube OD on the other
Show More

Metalwork Compression Union Brass Tube Fitting, 2pcs (1/4" OD x 5/16" OD)

Yoebor
62

Ratings for Yoebor (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Metalwork -

Features

Union for connecting and disconnecting two tubes more easily than with a coupling
Compression tube connections on both ends
Show More
Top 3

Compression Union, Brass, 3/4" x 1/2", Each

Cole-Parmer
3141258

Ratings for Cole-Parmer (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Product Type: compression fitting
Material: brass
Show More
Top 4

Dixon 3/8" X 5/8" Brass Union Reducer Compression Fitting (62C-1006)

Dixon Valve & Coupling
0.15 Pounds

Ratings for Dixon Valve & Coupling (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Stanios Industrial Supply Inc. 6,570
Empire Rigging & Supply 9,187

Features

Underwriter's Laboratories listed for flammable liquid; SAE J-512; ASA; reference SAE 060101 BA
Top 5

Dixon 1/4" X 3/8" Brass Union Reducer Compression Fitting (62C-0604)

Dixon Valve & Coupling
0.07 pounds

Ratings for Dixon Valve & Coupling (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Stanios Industrial Supply Inc. 6,570
Empire Rigging & Supply 9,187

Features

Underwriter's Laboratories listed for flammable liquid; SAE J-512; ASA; reference SAE 060101 BA
Top 6

Dixon 3/8" X 1/2" Brass Union Reducer Compression Fitting (62C-0806)

Dixon Valve & Coupling
0.12 Pounds

Ratings for Dixon Valve & Coupling (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Stanios Industrial Supply Inc. 6,570
Empire Rigging & Supply 9,187

Features

Underwriter's Laboratories listed for flammable liquid; SAE J-512; ASA; reference SAE 060101 BA
Top 7

Midland 18-078 Brass Compression Reducing Union, 5/16" x 1/4" Size

Midland
18-078

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Empire Rigging & Supply 9,187

Features

Package Dimensions: 3.81 H x 0.889 L x 1.27 W (centimetres)
Package Weight: 0.023 kilograms
Show More
Top 8

1/4" x 1/8" Tube Union Steel Reducer Fitting Parker

1/4" x 1/8" Tube Union Steel Reducer Fitting Parker

Ratings for 1/4" x 1/8" Tube Union Steel Reducer Fitting Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Debro Sales -

Features

NEW
Top 9

Parker Hannifin P10UC6-pk20 Reducer Union Connector, 5/8" Nom. Tube OD x 3/8" Nom. Tube OD, Polypropylene, Black (Pack of 20)

Parker
P10UC6-pk20

Ratings for Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Made in united states
Manufactured by Parker Hannifin
Show More
Top 10

Parker Hannifin P10UC8-pk20 Reducer Union Connector, 5/8" Nom. Tube OD x 1/2" Nom. Tube OD, Polypropylene, Black (Pack of 20)

Parker
P10UC8-pk20

Ratings for Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Nygmat 8,354

Features

Made in united states
Manufactured by Parker Hannifin
Show More
Top 11

Parker Hannifin P8EU6-pk20 Union Reducer Elbow, 1/2" Nom. Tube OD x 3/8" Nom. Tube OD, Polypropylene, Black (Pack of 20)

Parker
P8EU6-pk20

Ratings for Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Nygmat 8,354

Features

Made in united states
Manufactured by Parker Hannifin
Show More

Dorman 490-022 Compression Fitting-Union- 3/16 In., 10 Pack Universal Fit

Dorman
490-022
3.19 x 2.38 x 1.5 Inches

Ratings for Dorman (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Autoplicity ✅ 1,125

Features

Available in many different styles, including elbows, union, and tees
A large variety of tube diameters and pipe sizes available
Show More
Top 13

Earl's 991918ERL -12 AN Male to -6 AN Male Union Reducer

Earl's
991918ERL
6.0 x 4.0 x 1.0 Inches
0.08 Pounds

Ratings for Earl's (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
HRP / Power Oil Center 1,296
Holley Performance Product 9,743

Features

Blue Anodized Aluminum
Made in the USA
Show More

LASCO 17-6273 7/8-Inch Compression Brass Union

LASCO
17-6273
2.0 x 1.5 x 1.5 Inches

Ratings for LASCO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Brass compression union carded
For use with compression connection
Show More
Top 15

Midland 18-081 Brass Compression Reducing Union, 1/2" x 3/8" Size

Midland
18-081
0.12 Pounds

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Made in United States
Package height :5.08 cm
Show More
Top 16

Zurn Wilkins 34-20XLDU 3/4" 20XL Pressure Reducing Valve, Double Union FNPT x FNPT

Zurn
34-20XLDU
4.75 x 1.75 x 4.5625 Inches
1.49 Pounds

Ratings for Zurn (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Compact design and short lay length ensures ease of installation in any application from new construction to replacement
Versatile double union connection option minimizes installation time and the potential for leaks
Show More
Top 17

Zurn Wilkins 1-20XLDU 1" Pressure Reducing Valve, Double Union FNPT x FNPT

Zurn
1-20XLDU
4.875 x 1.75 x 4.6875 Inches
1.73 Pounds

Ratings for Zurn (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Compact design and short lay length ensures ease of installation in any application from new construction to replacement
Versatile double union connection option minimizes installation time and the potential for leaks
Show More
Top 18

Midland 18-080 Brass Compression Reducing Union, 3/8" x 5/16" Size

Midland
18-080
0.1 Pounds

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Empire Rigging & Supply 9,187
Washers Specialties Co -

Features

Package Weight: 0.2 pounds
Country of Origin : United States
Show More
Top 19

Swagelok SS-400-6-2 Stainless Steel Tube Fitting, Reducing Union, 1/4" x 1/8" Tube OD

Swagelok
SS-400-6-2

Ratings for Swagelok (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Thomas Scientific -
C&G Industrial Supply -
Mansur Kirtay mercado -

Features

Package Dimensions: 17.1 H x 1.2 L x 6.7 W (centimetres)
Connect fractional tubes
Show More
Top 20

5/8" Tube x 3/4" Stub SS Reducer Fitting Ham-Let Let-Lok 767LTSS5/8X3/4

5/8" Tube x 3/4" Stub SS Reducer Fitting Ham-Let Let-Lok 767LTSS5/8X3/4

Ratings for 5/8" Tube x 3/4" Stub SS Reducer Fitting Ham-Let Let-Lok 767LTSS5/8X3/4 (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Debro Sales -

Features

NEW
Top 21

Satco 92-406 Reducer, Color

Satco
92-406
10.0 x 10.0 x 10.0 Inches
0.28 Pounds

Ratings for Satco (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Econotone Inc. 1,880

Features

Reducer from the
Top 22

Midland 18-082 Brass Compression Reducing Union, 5/8" x 3/8" Size

Midland
18-082

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Empire Rigging & Supply 9,187
Washers Specialties Co -

Features

Product Type :Mechanical Components
Package Dimensions :4.5 Cm L X6.1 Cm W X13.5 Cm H
Show More
Top 23

Midland 18-077 Brass Compression Reducing Union, 1/4" x 3/16" Size

Midland
18-077
0.06 Pounds

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Empire Rigging & Supply 9,187

Features

Package Weight: 0.12 pounds
Country of Origin : United States
Show More
Top 24

Dixon HU206400 Forged Steel Boss Fitting, Hammer Union with Mounted O-Ring, 4" Size, 2000 psi Pressure

Dixon Valve & Coupling
HU206400
0.0006 Pounds

Ratings for Dixon Valve & Coupling (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Stanios Industrial Supply Inc. 6,570
Empire Rigging & Supply 9,187

Features

Boss fitting hammer union threaded 206 series
Made of forged steel
Show More
Top 25

Mueller 168-094NL 3/4FX1/2C DIELCTRC Union

American Standard
168-094NL
2.0 x 3.0 x 4.0 Inches
0.4 Pounds

Ratings for American Standard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Team FTO Store -

Features

Rated for 250 PSI at 180-Degree - "Lead-Free" Compliant
Solder ends comply with ANSI B16.18
Show More
Top 26

Midland 18-079 Brass Compression Reducing Union, 3/8" x 1/4" Size

Midland
18-079

Ratings for Midland (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
PlumberStock -

Features

Product Type: Mechanical Components
Package Quantity: 1
Show More
Top 27

Parker 42F-10-8-pk5 Union Reducer, 7/8-14" Flare, Brass (Pack of 5)

Parker
42F-10-8-pk5

Ratings for Parker (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
PartsGopher -

Features

Country of origin (subject to change): united states
Manufactured by Parker
Show More
Top 28

Swagelok SS-400-6-3 Stainless Steel Tube Fitting, Reducing Union, 1/4" x 3/16" Tube OD, 0

Swagelok
SS-400-6-3

Ratings for Swagelok (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Thomas Scientific -
C&G Industrial Supply -

Features

Package Dimensions: 1.0 H x 1.0 L x 1.0 W (inches)
Package Weight: 2.0 pounds
Show More
Top 29

Midland FSO2406-8-4 Hydraulics Steel Female ORFS to Male ORFS Reducer, 13/16-16" Female Face Seal, 9/16-18" Male Face Seal

Unknown
FSO2406-8-4

Ratings for Unknown (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Empire Rigging & Supply 9,187

Features

Type a: the original style a o-ring has no retaining ledge
Type b: the type b groove has a retaining ledge
Show More
Top 30

Perfect Vision 010003 Universal Ridgeloc RG-6 Compression F-Connector, 10-Pack

Perfect Vision
010003
4.625 x 3.6875 x 1.0625 Inches
0.16 Pounds

Ratings for Perfect Vision (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Top Top Lighting -

Features

Fits any Standard, Tri-Shield and Quad Shield RG6
Any tool design works with all compression tools
Show More

Top 10 Compression Union Reducers - Verified to Buy (Apr. 2024)

Top 10 Compression Union Reducers Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • Parker
  • Yoebor
  • Cole-Parmer
  • Dixon Valve & Coupling
  • Midland
  • 1/4" x 1/8" Tube Union Steel Reducer Fitting Parker
  • Dorman
  • Earl's
  • LASCO
  • Zurn

Top 10 Compression Union Reducers Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 Autoplicity ✅ 2,948 4.5
🥈 HRP / Power Oil Center 2,704 4.9
🥉 Econotone Inc. 2,130 4.9
4 Stanios Industrial Supply Inc. 839 3.8
5 Nygmat 689 4.5
6 Holley Performance Product 602 4.6
7 Amazon.com 385 4.7
8 Empire Rigging & Supply 360 4.2
9 PlumberStock 340 4.7
10 Washers Specialties Co 334 4.6
View or download top Compression Union Reducers seller & rating report
Autoplicity ✅ [2948] HRP / Power Oil Center [2704] Econotone Inc. [2130] Stanios Industrial Supply Inc. [839] Nygmat [689] Holley Performance Product [602] Amazon.com [385] Empire Rigging & Supply [360] PlumberStock [340] Washers Specialties Co [334] Autoplicity ✅ 26% HRP / Power Oil Center 24% Econotone Inc. 19% Stanios Industrial Supply Inc. 7% Nygmat 6% Holley Performance Product 5% Amazon.com 3% Empire Rigging & Supply 3% PlumberStock 3% Washers Specialties Co 3%

[Get] Compression Union Reducers Deals (✅Exclusively for Prime)

What does "Amazon Fulfilled" Mean?

Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.

When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime Compression Union Reducers Deals

What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Hydraulics, Pneumatics & Plumbing supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Compression Union Reducers to buy for new November 2024?

CherryPicks’s Methodology for Evaluating Compression Union Reducers

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Hydraulics, Pneumatics & Plumbing items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 121 of Compression Union Reducers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Compression Union Reducers for Hydraulics, Pneumatics & Plumbing, We found that most customers choose Compression Union Reducers with an average price of $34.95, and the top brands are Unknown, Dorman, Midland, Parker, Dixon Valve & Coupling, American Standard, LASCO, Zurn, Perfect Vision, Satco, Cole-Parmer, Swagelok, Yoebor, Earl's, 1/4" x 1/8" Tube Union Steel Reducer Fitting Parker And 5/8" Tube x 3/4" Stub SS Reducer Fitting Ham-Let Let-Lok 767LTSS5/8X3/4. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Compression Union Reducers for you, We have researched hundreds of sellers and picked the top sellers for Hydraulics, Pneumatics & Plumbing, including Autoplicity ✅, HRP / Power Oil Center, Econotone Inc., Stanios Industrial Supply Inc., Nygmat, Holley Performance Product, Amazon.com, Empire Rigging & Supply, PlumberStock, Washers Specialties Co, Team FTO Store And Top Top Lighting. The Parker A-Lok 4RU2-316 316 Stainless Steel Compr... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 1 consumers with an average rating of 5.0.

We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick Compression Union Reducers to buy.


Written By Ronald M. Bieber

Ronald M. Bieber has rich experience as a science lab instructor in a college and this has provided him with the right requisite knowledge and experience to be a professional in the act of spotting the right and wrong product. He would be helping us make the right choice in this regard.