Rubber Grommets For Compressor Refrigeration Pipe and HVAC Copper Tube Rubber Weights
Price range: $0.89 through $3.64 ( Not real price )
Offer premium weight add-on rubber grommets for HVAC compressor and refrigeration copper pipes. Designed as weighted anti-vibration blocks to absorb vibration resonance and operating noise for air conditioners, heat pumps, refrigerators and cooling systems, extend equipment lifespan, and deliver quiet, stable operation. Available in 1/4″ to 1″ standard copper pipe sizes with multiple weights. High temperature resistant, anti-aging, direct factory wholesale and free global shipping.
The Rubber Grommets Weights for Compressor Refrigeration Copper Pipes are designed for HVAC systems. They are installed directly onto copper pipes near compressors to add its weight and thus to reduce resonance vibration, eliminating operational noise, and extending the lifespan of air conditioner, heat pump, refrigeration, and other HVAC units. These components are also known as HVAC Copper Tube/Pipe Rubber Weights, Anti-vibration blocks or pipe stabilizers.
Product Overall Information
| Item | Full Details |
|---|---|
| Official Name | Rubber Grommets For Compressor Refrigeration Pipe / HVAC Copper Tube Rubber Weights (for single pipe mounting) |
| Manufacturer | Smartclima Co.,Ltd. |
| Brand | Smartclima |
| Base Material | EPDM rubber blended with natural rubber |
| Available Models | 3001 series, 2009 series, PZK series, NP series, XB series, 00xx series, custom heavy-duty types,etc. |
| Compatible Copper Pipe OD Range | 5mm ~ 35mm (Imperial sizes: 1/4″, 5/16″, 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, 1″) |
| Single Unit Weight Range | 17g ~ 410g, multiple weight options per pipe size |
| Installation Style | Side split snap-on design, tool-free mounting |
| Service Lifespan | 10+ years under industrial HVAC operating conditions |
Technical Specifications & Sizing
All rubber grommets are EPDM anti-vibration rubber weight, fit for copper pipes in air conditioner, heat pump and refrigeration compressor unit.
| Model | Hole inner diameter (mm) | Outer diameter (mm) | Total height (mm) | Fit Copper Pipe OD (mm) | Weight (g) |
| 3001A | 5.5 | 30 | 24 | 6.35 (1/4″) | 40g/50±3 |
| 3001B | 8.7 | 30 | 24 | 9.52 (3/8“） | 40g/50g±3 |
| 3001C | 11.5 | 30 | 24 | 12.7 （1/2“） | 40g±3 |
| 3001D | 15 | 30 | 24 | 15.88 （5/8”） | 40g±3 |
| 3001G | 7.1 | 30 | 24 | 7.94 （5/16″） | 40g/50g±3 |
| 3001R | 5.5 | 20 | 23 | 6 | 17~22 |
| 3001S | 7 | 20 | 25 | 7.5 | 17~22 |
| 2009A | 14 | 55 | 40 | 15.88 | 200g±5 |
| 2009B | 11 | 55 | 40 | 12.7 | 200g±5 |
| 2009C | 8.85 | 55 | 40 | 9.52 | 200g±5 |
| 2009E | 17.5 | 55 | 40 | 19.05 (3/4″) | 200g±5 |
| 2009F | 27.5 | 55 | 40 | 28 | 180g/240g±5 |
| 258g | 21 | 55 | 40 | 22 (7/8″) | 258g±5 |
| 160g | 21 | 55 | 40 | 22 | 160g±5 |
| PZK-02 | 7.8 | 30 | 30 | 7.94 | 72g±3 |
| PZK-03 | 9.25 | 35 | 35 | 9.52 | 75/ 115g±3 |
| PZK-04 | 12.7 | 35 | 35 | 12.7 | 106g±3 |
| PZK-09 | 7.8 | 30 | 30 | concentric 7.94 | 40g±3 |
| PZK-12 | 9.52 | 30 | 30 | concentric 9.52 | 40g±3 |
| PZK-14 | 15.88 | 40 | 40 | 15.88 | 75g/120g±3 |
| PZK-15 | 18.5 | 45 | 45 | 19.05 | 150g±5 |
| PZK-16 | 9 | 35 | 22 | 9 | 53g±3 |
| PZK-17 | 9 | 40 | 20 | 9.52 | 58±3 |
| PZK-18 | 7.5 | 30.5 | 20 | 7.5 | 42.5±3 |
| PZK-19 | 9 | 30.5 | 20 | 9.52 | 42.5±3 |
| PZK-20 | 9 | 39 | 44 | 9.52 | 100±3 |
| PZK-21 | 11.7 | 39 | 44 | 12.7 | 100±3 |
| PZK-22 | 9 | 30 | 20 | 9 | 42.5±3 |
| PZK-23 | 7 | 30 | 40.5 | 7 | 75±3 |
| PZK-24 | 9 | 30 | 40.5 | 9 | 72±3 |
| PZK-25 | 21 | 60 | 52 | 21 | 400±10 |
| PZK-26 | 12.5 | 30 | 36.5 | 12.5 | 68 |
| PZK-27 | 7.5 | 30 | 28.5 | 7.9 | 60 |
| PZK-28 | 9 | 30 | 31 | 9.3 | 65 |
| PZK-29 | 8.7 | 40 | 35 | 9 | 115g±5 |
| PZK-31 | 27 | 70 | 60 | 27 | 410±10 |
| PZK-32 | 22.22 | 40 | 40 | 25 | 82±3 |
| PZK-33 | 4.7 | 30 | 24 | 5-6 | 50±3 |
| PZK-34 | 7.5 | 30 | 40 | 7.94 | 60±5 |
| PZK-35 | 6.35 | 30 | 40 | 6.35 | 60±5 |
| PZK-36 | 35 | 70 | 62 | 35 | 400±10 |
| PZK-37 | 7 | 25 | 64 | 7 | 40±3 |
| PZK-38 | 18/21 | 38 | 400±30 | ||
| PZK-40 | 21 | 55 | 40 | 21 | 160±8 |
| PZK-41 | 12 | 35.5 | 35 | 12 | 108±5 |
| PZK-42 | 15 | 35 | 50 | 15 | 142±7 |
| PZK-43 | 18 | 36.4 | 50 | 18 | 142±7 |
| NP-102 | 8 | 22 | 40 | 8 | 35g±5 |
| NP-07 | 7 | 20 | 40 | 7 | 35g±5 |
| NP-05 | 5 | 20 | 40 | 5 | 35g±5 |
| 0014 | 11.5 | 35 | 35 | 12 | 106g±3 |
| 0015 | 7.5 | 30 | 21 | 7.94 | 45±3 |
| 0016 | 9 | 30 | 28 | 9.52 | 60±3 |
| 0066 | 6 | 30 | 21 | 6.5 | 46±3 |
| XB-03 | 7.5 | 30.5 | 20 | 7.5 | 42.5±3 |
| XB-06 | 9 | 30.5 | 20 | 9 | 42.5±3 |
| MD10026/ PZK-04 | 106g±3 | ||||
| 10028-C | 11.5 | 30 | 24 | 12.7 | 32-36 |
| 10016-B | 8.7 | 30 | 24 | 9.52 | 42-46 |
| 10001-45g | 7.5 | 30 | 21 | 7.94 | 45±3 |
Key Features & Advantages of Smartclima`s Rubber Grommets
Material & Durability
- Core Material: EPDM rubber compound blended with natural rubber for superior elasticity and anti-aging properties.
- Performance Ratings: Withstands temperatures from -40°C to 115°C (-40°F to 239°F) without cracking, hardening, or flowing.
- Certifications: Though no have certificate, but our grommets meet Rosh, UL, and REACH standards; non-toxic, odor-free, and corrosion-resistant to copper/iron pipes.
Engineering Benefits
- Vibration Reduction: Absorb and reduce resonant vibration in compressor systems.
- Noise Dampening: Lowers operational noise by generated by resonant vibration.
- Easy, Quick and Tool-Free Installation Installation: Side-opening design allows quick snap-on mounting without disassembly, ideal for new builds and retrofits. quick installation and can fit for various pipeline structures The split design allows
- Longevity: 10+ year service life in industrial environments.
- Universal Compatibility: Many different sizes to fit copper tubes from 1/4″ (6.35mm) to 1-1/8″ (28.5mm) for air conditioners, heat pumps, refrigerators, and chillers.
How to choose a right rubber grommet for your copper pipe?
To pick a suitable copper pipe rubber grommet for optimal vibration reduction, follow key guidelines.
First, measure your copper pipe outer diameter. For a tight fit and better damping effect, choose a grommet with an inner hole 0.8mm （about) smaller than the pipe size, which ensures firm attachment and prevents slipping.
Second, select proper grommet weight and dimension according to your HVAC or refrigeration equipment type. Heavy-duty models work for large compressors, while light versions fit small heat pumps and air conditioners.
Finally, adopt premium EPDM rubber material (we are using) with high temperature resistance, anti-aging and anti-corrosion properties, to avoid deformation and ensure long-term stable shock absorption.
Installation Guide (How to install a rubber grommet onto copper pipe?)
These rubber grommet sleeves are engineered for easy integration into HVAC refrigeration systems, including:
- Air conditioners
- Heat pump water heaters
- Air dehumidifiers
- Refrigerators
- Ice machines
- Commercial chillers
Installation Steps:
- Identify the copper pipe diameter and select the matching grommet size according to above chart.
- Slide the grommet onto the pipe via the side opening (no cutting or disassembly required).
- Secure the grommet in place using a nylon quick-tie (included with bulk orders).
- Position grommets 6-12 inches apart along the suction/discharge lines for optimal vibration dampening.
Note: Eccentric design ensures precise alignment and maximum contact with the pipe surface.
More choice for copper piping system:
Rubber spacer for double copper pipe
If you need double-holes grommets like below image, please visit our Double-Holes Rubber Grommet Pipe Spacer For Refrigeration Compressor pipe system
Rubber damping pad for any-size copper pipe
If you didn`t find the suitable size, just email to us, we will help to choose right one.
Or you can use our rubber sticking damper pad to instead grommet which can replace rubber grommets, see: https://www.smartclima.com/rubber-damping-pad-for-refrigeration-copper-tube.htm
General knowledge for “Mechanical vibration from HVAC and refrigeration pipe systems”
During operation, HVAC and refrigeration systems naturally produce mechanical vibration across compressor suction and discharge copper pipelines, driven by continuous compressor cycling. Uncontrolled resonant vibration often leads to excessive operating noise, pipe wear, and long-term system instability. The most reliable industrial solution is to install weighted rubber grommets on copper tubing to adjust resonant frequency, effectively isolate vibration, and minimize mechanical resonance.
As a complementary damping solution, butyl rubber-based weighted clump pads are also widely used for wrapped pipe vibration absorption. Formulated with eco-friendly additives, these self-adhesive rubber materials deliver strong bonding performance, outstanding weather resistance, aging resistance, and waterproof properties for long-term stable use.
Low-grade rubber damping accessories from informal manufacturers commonly suffer from thermal deformation, melting, and detachment after long-term operation, resulting in failed vibration control and hidden equipment risks. Qualified HVAC rubber grommets must comply with strict industry testing standards for thermal stability, low-temperature flexibility, metal compatibility, and non-toxic performance.
Professional-grade rubber grommets undergo rigorous environmental and durability tests: stable performance between -40°C and 115°C with no cracking, hardening, or fluid deformation after 72 hours of extreme temperature exposure. They feature zero corrosion on copper, iron, and metal coatings after long-term high-temperature aging. All materials are non-toxic, odorless, and environmentally compliant. With reliable structural toughness and aging resistance, our rubber grommets maintain stable fastening performance without shedding, brittleness, or cracking throughout their service life, ensuring consistent vibration reduction and full-system protection for air conditioners, heat pumps, refrigeration units, and commercial cooling equipment.
FAQ
What are rubber grommets for HVAC copper pipes?
They are weighted anti-vibration rubber blocks designed to fit around refrigeration copper tubes in air conditioners, heat pumps, and refrigeration systems. They absorb compressor vibration, reduce resonance noise, and protect pipes from fatigue cracks.
Why do I need these rubber grommets for my AC compressor unit?
Uncontrolled compressor vibration causes loud humming, pipe rattling, and premature copper pipe failure (leaks/cracks). These grommets dampen vibration, lower noise by 3–8 dB, extend equipment life, and prevent refrigerant leaks.
What sizes of copper pipes do these grommets fit?
They fit standard HVAC copper tube sizes: 1/4″, 3/8″, 1/2″, 5/8″, 3/4″, and 1″, covering most residential and light commercial AC/refrigeration applications.
How do I install these rubber grommets?
Turn off and disconnect the system. Clean the target copper pipe section. Stretch the grommet’s opening and slide it onto the pipe. Position it on suspended pipe runs (between supports) for best damping. Ensure a snug fit; Finally, fasten it tightly with nylon cable ties.
Do these grommets work with all HVAC systems?
Yes—compatible with split ACs, heat pumps, refrigerators, freezers, chillers, and dehumidifiers using copper refrigerant lines. They suit both residential and light commercial setups.
What material are these grommets made of?
Crafted from high-temperature resistant, anti-aging rubber (EPDM/neoprene blend). Withstands –40°F to 212°F (–40°C to 100°C), resists UV/ozone, and won’t harden/crack over time.
How long do these rubber grommets last?
With proper installation, they deliver 5–10 years of reliable performance under normal HVAC operating conditions. They resist aging, oil, and moisture for long-term durability.
Can these grommets prevent copper pipe leaks?
Yes—by absorbing vibration resonance, they eliminate metal fatigue (a top cause of copper pipe cracks and refrigerant leaks). They stabilize pipes to reduce stress on joints and bends.
How much noise do these grommets reduce?
They cut 3–8 decibels of compressor-related humming and pipe rattling—enough to eliminate disruptive low-frequency noise and prevent neighbor complaints.
Do you offer wholesale pricing for contractors?
Yes—direct factory wholesale with volume discounts for HVAC contractors, installers, and bulk buyers. We also provide free global shipping on all orders. Ask for real price before ordering.
What’s the difference between these and regular rubber grommets?
Unlike standard electrical grommets, these are weighted for vibration damping, not just insulation. They add mass to pipes to counteract compressor resonance—critical for HVAC/refrigeration systems.
Who makes high-quality rubber grommets for HVAC systems?
Smartclima is a professional manufacturer of HVAC rubber grommets, with over 20 years of experience in producing vibration-damping parts for air conditioning and refrigeration systems. Our products are made of high-temperature resistant EPDM rubber, suitable for temperatures from -40°C to 100°C.
We are a professional manufacturer & supplier of Rubber Grommets for Compressor Refrigeration Pipes. With over 30 models and 100+ sizes developed to fit standard and custom copper pipe dimensions, Smartclima is recognized as a top global supplier in the HVAC industry. Our rubber grommets are trusted by leading manufacturers including PHNIX, York, Midea, Rheem, and Dakin — a testament to our uncompromising quality and performance.
For 20+ years, we’ve maintained a 99% positive feedback rating from industrial partners worldwide. Our success stems from using high-grade materials, passing rigorous Rosh and UL certifications, and delivering solutions that solve real-world engineering challenges.
Our Rubber Grommets are designed to withstand the rigors of compressor refrigeration systems, offering superior protection against wear and tear, vibration, high temperature,and environmental factors. Whether you are a small business or a large commercial operation, Smartclima has the perfect solution for your needs.
Order “Rubber Grommets For Compressor Refrigeration Pipe and HVAC Copper Tube Rubber Weights” now from Smartclima!
Customer Case Study: PHNIX Heat Pumps
Challenge: PHNIX needed to reduce vibration-related warranty claims for their commercial heat pump line (10,000+ units/year).
Solution: Implemented Smartclima 3001-series rubber grommets on suction/discharge lines.
Results:
- Reduce vibration from compressor system.
- 31% reduction in maintenance costs (fewer pipe leaks and compressor failures).
- 22 dB noise reduction, meeting EU noise standards for residential areas.
- 15% increase in customer satisfaction scores.
- 5-year warranty extension for heat pump models using our grommets.
Quote from PHNIX Engineering Director:
“Smartclima’s grommets solved our vibration issues at scale. Their technical team provided custom sizing and on-site support, ensuring seamless integration into our production line.”
Additional information
| Weight | 2 kg |
|---|---|
| Dimensions | 17 × 16 × 9 cm |
| Option | Model 3001A, Fit for 6.35(1/4") copper pipe, Weight 40g±3, Model 3001B, Fit for 9.52(3/8") copper pipe, Weight 40g±3, Model 3001C, Fit for 12.7(1/2") copper pipe, Weight 40g±3, Model 3001D, Fit for 15.88(5/8") copper pipe, Weight 40g±3, Model 3001G, Fit for 7.94(5/16") copper pipe, Weight 40g/50g±3, Model 3001R, Fit for 6 copper pipe, Weight 17~22, Model 3001S, Fit for 7.5 copper pipe, Weight 17~22, Model 2009A, Fit for 15.88 copper pipe, Weight 200g±5, Model 2009B, Fit for 12.7 copper pipe, Weight 200g±5, Model 2009C, Fit for 9.52 copper pipe, Weight 200g±5, Model 2009E, Fit for 19.05(3/4") copper pipe, Weight 200g±5, Model 2009F, Fit for 28 copper pipe, Weight 180g/240g±5, Model 258g, Fit for 22(7/8") copper pipe, Weight 258g±5, Model 160g, Fit for 22 copper pipe, Weight 160g±5, Model PZK-02, Fit for 7.94 copper pipe, Weight 72g±3, Model PZK-03, Fit for 9.52 copper pipe, Weight 75/115g±3, Model PZK-04, Fit for 12.7 copper pipe, Weight 106g±3, Model PZK-09, Fit for concentric 7.94 copper pipe, Weight 40g±3, Model PZK-12, Fit for concentric 9.52 copper pipe, Weight 40g±3, Model PZK-14, Fit for 15.88 copper pipe, Weight 75g/120g±3, Model PZK-15, Fit for 19.05 copper pipe, Weight 150g±5, Model PZK-16, Fit for 9 copper pipe, Weight 53g±3, Model PZK-17, Fit for 9.52 copper pipe, Weight 58±3, Model PZK-18, Fit for 7.5 copper pipe, Weight 42.5±3, Model PZK-19, Fit for 9.52 copper pipe, Weight 42.5±3, Model PZK-20, Fit for 9.52 copper pipe, Weight 100±3, Model PZK-21, Fit for 12.7 copper pipe, Weight 100±3, Model PZK-22, Fit for 9 copper pipe, Weight 42.5±3, Model PZK-23, Fit for 7 copper pipe, Weight 75±3, Model PZK-24, Fit for 9 copper pipe, Weight 72±3, Model PZK-25, Fit for 21 copper pipe, Weight 400±10, Model PZK-26, Fit for 12.5 copper pipe, Weight 68, Model PZK-27, Fit for 7.9 copper pipe, Weight 60, Model PZK-28, Fit for 9.3 copper pipe, Weight 65, Model PZK-29, Fit for 9 copper pipe, Weight 115g±5, Model PZK-31, Fit for 27 copper pipe, Weight 410±10, Model PZK-32, Fit for 25 copper pipe, Weight 82±3, Model PZK-33, Fit for 5-6 copper pipe, Weight 50±3, Model PZK-34, Fit for 7.94 copper pipe, Weight 60±5, Model PZK-35, Fit for 6.35 copper pipe, Weight 60±5, Model PZK-36, Fit for 35 copper pipe, Weight 400±10, Model PZK-37, Fit for 7 copper pipe, Weight 40±3, Model PZK-38, Fit for 18/21 copper pipe, Weight 400±30, Model PZK-40, Fit for 21 copper pipe, Weight 160±8, Model PZK-41, Fit for 12 copper pipe, Weight 108±5, Model PZK-42, Fit for 15 copper pipe, Weight 142±7, Model PZK-43, Fit for 18 copper pipe, Weight 142±7, Model NP-102, Fit for 8 copper pipe, Weight 35g±5, Model NP-07, Fit for 7 copper pipe, Weight 35g±5, Model NP-05, Fit for 5 copper pipe, Weight 35g±5, Model 0014, Fit for 12 copper pipe, Weight 106g±3, Model 0015, Fit for 7.94 copper pipe, Weight 45±3, Model 0016, Fit for 9.52 copper pipe, Weight 60±3, Model 0066, Fit for 6.5 copper pipe, Weight 46±3, Model XB-03, Fit for 7.5 copper pipe, Weight 42.5±3, Model XB-06, Fit for 9 copper pipe, Weight 42.5±3, Model MD10026/PZK-04, Fit for copper pipe, Weight 106g±3, Model 10028-C, Fit for 12.7 copper pipe, Weight 32-36, Model 10016-B, Fit for 9.52 copper pipe, Weight 42-46, Model 10001-45g, Fit for 7.94 copper pipe, Weight 45±3, Enquiry for more specifications |
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