Copper spacers are small, critical components. A copper spacer is used to maintain precise gaps between two parts in assemblies. They are widely used in industrial, automotive, aerospace, and electronics applications. OEMs use these components in bulk and large quantities. Spacers prevent metal-to-metal contact and control vibration during assembly. They maintain spacing accuracy in mechanical equipment and copper neutral bar installations.
As a trusted copper spacer manufacturer and supplier, we provide a wide range of sizes, custom designs, round copper spacers, ring, threaded copper spacers, unthreaded copper spacers, copper pipe spacers, copper standoffs, as per requirements. Our products are available for customers in the USA, Europe, and across the globe. By sourcing directly from us, you benefit from consistent quality, competitive pricing, and bulk order flexibility.
You can order custom copper spacers for many uses, like PCB standoffs, precision machines, and assemblies. Our spacers are strong, highly conductive, and resistant to corrosion. We supply copper standoffs and spacers in bulk quantities at highly competitive prices.
Request a Quote Today for Custom Copper Spacers
Material: Copper
Spacer Type : Threaded round spacer
Overall Length : 1.160"
Outer Diameter (OD) : Ø1.000"
Internal Thread : 3/8-16 UNC 2B
Manufacturing Process : CNC turning followed by internal threading
Custom copper threaded spacer manufactured with a Ø1.000 inch outside diameter, 1.160 inch overall length, and 3/8-16 UNC 2B internal thread. CNC turning forms the cylindrical spacer body, followed by internal threading to produce the required threaded connection for mechanical assembly applications.
Material: Copper
Spacer Type: Round spacer
Outside Diameter (OD): 0.78 inch
Inside Diameter (ID): 0.56 inch
Thickness: 0.10 inch
Height: 0.16 inch
Custom round copper spacer(copper ring spacer) with a 0.78 inch outside diameter, 0.56 inch inside diameter, 0.10 inch thickness, and 0.16 inch height. This copper spacer creates controlled clearance between components and supports stable positioning in mechanical assemblies.
We manufacture copper spacers according to customer requirements. Buyers can choose outer diameter, ID, and length based on the assembly requirements. Thickness, tolerance, and surface finish are also adjustable.
| Item | Copper Spacer Specification |
|---|---|
| Material | Copper, C10100, C10200, C11000, and customer-specified copper grades |
| Manufacturing Process | CNC turning, CNC milling, drilling, boring, tapping, threading, step machining, chamfering, and deburring according to part requirements |
| Dimensions | Custom OD, ID, length, wall thickness, shoulder dimensions, and overall dimensions according to customer drawings |
| Spacer Types | Round / Tubular Copper Spacers, Threaded Copper Spacers, Hex Copper Spacers and Standoffs, Flat Copper Spacers, Shoulder Copper Spacers, and custom designs |
| Thread Type | Metric, UNC, UNF, and customer-specified thread standards |
| Thread Size | According to customer drawing |
| Thread Configuration | Female-Female, Male-Female, Male-Male, and other customer-specified configurations |
| Surface Finish | Natural, polished, tin plated, and nickel plated |
| Tolerance | General tolerance ±0.10 mm; tighter tolerances according to customer drawing |
| Inspection | Dimensional inspection of critical dimensions according to customer drawings and specifications |
| Material Certification | Available on request |
| Packaging | Customer-specified packaging requirements |
| Typical Lead Time | Approximately 3-4 weeks depending on quantity, part complexity, material, and surface finish |
| Minimum Order Quantity (MOQ) | Depends on part complexity, material, manufacturing process, and production requirements |
| Drawings Accepted | STEP, PDF, DXF, and DWG files |
| Tooling | Custom tooling according to production requirements |
Copper spacers carry current without resistance issues.
They are widely used in PCB mounting, electronic assemblies, and grounding systems where reliable electrical separation is required.
For installation guidance and connection differences, see understanding the ground bar vs neutral bar.
Copper is softer than steel, but it still provides stable support in machines, electrical panels, and motors
Copper holds up well against moisture and most industrial environments. This makes it useful in USA, Europe, and Asian manufacturing facilities, where long service life matters.
We manufacture copper spacer, sleeve, and standoff with tight tolerances and pass through very strict QC. So, there is no loose fit and smooth assembly during production.
We can make a custom copper spacer in different diameters, lengths, and bore sizes. Or as per the customer drawing and samples.
Also called Copper sleeve spacers, simple hollow cylinders shape that create space between two parts. Best for PCB mounting, mechanical assemblies, and motor housings.
Available as male and female threaded. Mostly use for securely stack circuit boards and other electronic components during assembly.
Hex body for easy tightening with a wrench. Common use in electrical panels, PCB, and equipment where torque grip is required.
These Copper spacers have a built-in step, or shoulder. Step helps position parts in the right place and also keeps the depth consistent during assembly.
Thin disc types Copper spacers used for small gap spacing and fine adjustments.
Outer surface has knurling for press fitting into panels and blind holes. Used where secure mechanical grip is required.
These are made for circuit boards. Copper standoffs provide grounding and spacing between boards. They are usually ordered in bulk for electronic assembly factories.
Work as metal spacers and alignment sleeves at the same time. Often used in machinery, pumps, and shaft assemblies.
As per customer requirements, sample and drawings. Bulk buyers often request these for OEM production runs.
Copper spacers work as PCB standoffs to separate boards and protect from short circuits. Their high conductivity makes them reliable in signal grounding.
Main use in switchboards and control panels is to hold the bus bar and conductors in position.Commonly paired with neutral bars in electrical panel assemblies.
Motors, battery modules, and wiring harness use for alignment and current transfer.
Copper spacers provide accurate spacing and grounding for avionics and communication systems.
From pumps to robotics, copper spacers keep shafts, housings, and fittings aligned. OEMs and equipment manufacturers use copper sleeves, bushings, and spacers for assembly lines.
We supply copper spacers in large production runs for manufacturers, OEMs, and distributors at a competitive price. Orders can range from a few thousand pieces to full container loads. Price depends on various factors like size, complexity, and finishing.
Standard sizes are often available with short lead times. Custom requirements may take a longer time, because of tooling and machining time.
Shipping small batches and medium quantities by air is good, but shipping bulk quantities by sea is cheaper and better.
If you need a clear estimate, you can share the drawing or required dimensions. Our team will review and provide a fast, accurate quote.
| Material | Cost Level | Machining Ease | Electrical Conductivity | Strength | Common Uses |
|---|---|---|---|---|---|
| Copper Spacers | High | Easy | Excellent | Medium | PCB standoffs, electrical panels, EV battery modules |
| Brass Spacers | Medium-High | Easy | Good | High | Decorative fittings, mechanical assemblies, precision hardware |
| Aluminum Spacers | Low | Very Easy | Fair | Medium | Lightweight assemblies, aerospace, consumer electronics |
Copper is best for conductivity and corrosion resistance. Brass spacers suits mechanical strength and appearance-driven projects. Aluminum spacers is lightweight and cheaper, so it's best for cost-sensitive applications.
Yes. Copper spacers can be used in busbar and grounding assemblies where the spacer forms part of the required conductive connection. The suitable copper grade, contact area, joint design, and electrical requirements depend on the application.
Yes. Copper spacers can be used between heat-transfer components when the design requires both controlled spacing and thermal conduction. Their thermal performance depends on the copper grade, spacer geometry, contact surfaces, and assembly conditions.
Yes. Copper spacers can be manufactured as threaded spacers, hex spacers, and standoffs.
Copper spacers have good corrosion resistance in many environments, but their corrosion performance depends on the copper grade and service environment. Moisture, chemicals, salts, and contact with dissimilar metals can affect corrosion behavior.
Yes. Copper spacers and standoffs can be used in PCB assemblies for board spacing and mechanical mounting. Their electrical conductivity can also suit designs that require electrical continuity, provided the spacer is isolated from unintended circuit contacts.
Copper spacers are selected when high electrical conductivity, thermal conductivity, or both are important. Steel spacers are generally preferred when higher mechanical strength and stiffness are the main requirements. The material choice depends on the electrical, thermal, mechanical, and environmental conditions of the assembly.
To request a copper spacers quotation, send your STEP (3D) file along with a PDF drawing and RFQ details.
Please include:
Send your RFQ and drawings to receive a quotation with pricing and indicative lead time.
Request a Quote Today for Custom Copper Spacers
