• English
    • Deutsch
    • French
    • Requires WPML plugin
  • Country
    • United States (USD)
    • Deutschland (EUR)
    • Japan (JPY)
FREE SHIPPING FOR ALL ORDERS OF $150
  • Newsletter
  • Contact Us
  • FAQs
  • Home
  • Product
    • Automotive Swiss-type Machining
      • Battery-Relay
        • iron core
        • Limiting post
        • Rolling nut Parts
      • Feihua Shaft
      • mandrel
      • Others
    • Electronic Swiss-type Machining
      • Electronic Lock
      • Watch Camera
      • Small rotating
      • Others
    • Fruit Blender Swiss-type Machining
  • Blog
  • Applications
  • FAQ
  • About us
  • Contact us
  • English
    • English
    • Français
    • Русский
Search
Menu
Search
OEM automotive power relay
Click to enlarge
OEM automotive power relay
Home Automotive Swiss-type Machining Battery-Relay OEM Automotive Power Relay for Battery and Electrical Systems
automotive precision spindle shaft
Automotive Precision Spindle Shaft OEM Machined Metal Parts
Back to products
OEM automotive relay
OEM Automotive Relay Manufacturer for Vehicle Electrical Systems

OEM Automotive Power Relay for Battery and Electrical Systems

Material: High-conductivity stainless steel (e.g., SUS304/316L) or copper alloy (e.g., phosphor bronze), with nickel/tin plating
Shape: Compact rectangular structure suitable for automotive installation
Size Range:Diameter: Φ8mm – Φ25mm
Height: 10mm – 40mm (customizable)
Current Capacity: Suitable for medium to high current switching applications
Surface Treatment: Anti-corrosion treatment for long-term durability
Manufacturing Process: Precision assembly and automated production process

Categories: Automotive Swiss-type Machining, Battery-Relay Tag: OEM automotive power relay
Share:
  • Description
  • Reviews (0)
Description

Our OEM automotive power relay is engineered to deliver reliable performance in demanding automotive battery and electrical systems. Designed for precision and durability, this component is manufactured using advanced CNC machining and automated assembly processes to ensure consistent quality at scale.

Constructed from high-conductivity materials such as SUS304/316L stainless steel or premium copper alloys like phosphor bronze, the relay ensures efficient current transmission and long-term operational stability. Nickel or tin surface plating further enhances conductivity while providing superior resistance to oxidation and wear.

With a compact rectangular design, this OEM automotive power relay is optimized for space-saving automotive installations. Its customizable size range (Φ8mm–Φ25mm diameter and 10–40mm height) allows flexible integration into various vehicle platforms and electrical architectures.

Built for medium to high current switching applications, the relay supports critical power distribution tasks in battery management systems and automotive electrical circuits. Advanced anti-corrosion treatments ensure long-lasting durability, even in harsh environmental conditions.

As a trusted CNC customization provider, we offer tailored solutions to meet specific design, performance, and application requirements—helping global automotive brands achieve reliable and efficient system integration.

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “OEM Automotive Power Relay for Battery and Electrical Systems” Cancel reply

Your email address will not be published. Required fields are marked *

Related products

High-Precision Swiss type Machining & OEM Manufacturing

Automotive Swiss-type Machining, Battery-Relay, Rolling nut Parts
1. Material: Carbon steel, stainless steel, aluminum alloy, etc. 2. Shape: A stepped cylindrical component featuring distinct knurling or anti-slip texturing on the outer surface; symmetrical top and bottom sections with a transitional cylindrical segment in the middle. 3. Size Range: Diameter approx. 8mm–25mm; height approx. 10mm–30mm. 4. Internal Design: Features an internal coaxial threaded bore designed for bolt fastening or shaft mating, providing high-strength connection and positioning capabilities. 5. Surface Treatment: Deburring; light polishing or barrel finishing; some batches may undergo anti-rust treatment (e.g., black oxide or phosphating) to enhance corrosion resistance and visual uniformity. 6. Manufacturing Process: CNC turning, external knurling, internal hole tapping/threading, secondary deburring and cleaning, and final dimensional inspection (via CMM or optical comparator).
Automotive Part Relays for Vehicle Electrical Control Systems
smart battery disconnect relay

Automotive Part Relays for Vehicle Electrical Control Systems

Automotive Swiss-type Machining, Battery-Relay
Material: High-conductivity stainless steel (e.g., SUS304/316L) or copper alloy (e.g., phosphor bronze), with nickel/tin plating Shape: Cylindrical shape with internal threads or stepped interface Size Range: Diameter: Φ8mm – Φ25mm; Height: 10mm – 40mm (customizable) Internal Design: Precision-machined bore for pin insertion or threaded connection Surface Finish: Polished + plated (to enhance conductivity and anti-oxidation) Manufacturing Process: CNC turning + precision grinding + electrochemical polishing
Precision Metal Threaded Shaft Parts

Precision Metal Threaded Shaft Parts

Automotive Swiss-type Machining, Others
Material: Stainless steel, alloy steel, or copper alloy Shape: Overall cylindrical double-ended structure, one end is fully threaded, the other end has a stepped thread structure. Dimensions: Diameter: Φ5mm, Height: 20mm (customizable) Internal Design: Solid internal structure with clear and complete thread profile, even stress distribution, effectively improving connection stability and service life. Surface Treatment: Finely treated surface, with options for polishing, electroplating, blackening, or passivation, enhancing appearance while improving rust resistance, corrosion resistance, and wear resistance. Manufacturing Process: High-precision turning is used, with strict tolerance control; post-processing dimensional and visual inspections ensure product consistency and reliability.
CNC Swiss Machining Limiting Post Battery-Relay
CNC Swiss machined parts

CNC Swiss Machining Limiting Post Battery-Relay

Automotive Swiss-type Machining, Battery-Relay, Limiting post
Material: High-conductivity stainless steel (SUS304 / 316L) or copper alloy (phosphor bronze), with optional nickel or tin plating for enhanced electrical performance Shape: Precision cylindrical form with stepped geometry or internal threading for secure positioning and assembly Size Range: Diameter: Φ5–Φ25 mm; Height: 10–40 mm, fully customizable to fit specific relay designs Internal Design: Machined bore or threaded interface, ensuring accurate pin alignment and reliable mechanical connection Surface Finish: Polished and plated surface to reduce contact resistance, improve conductivity, and prevent oxidation
High Performance Automotive Relay for EV Battery and Power Control Systems

High Performance Automotive Relay for EV Battery and Power Control Systems

Automotive Swiss-type Machining, Battery-Relay
Material: High-conductivity stainless steel (e.g., SUS304/316L) or copper alloy (e.g., phosphor bronze), with nickel/tin plating Shape: Cylindrical shape with internal threads or stepped interface Size Range: Diameter: Φ8mm – Φ25mm Height: 10mm – 40mm (customizable) Internal Design: Precision-machined bore for pin insertion or threaded connection Surface Finish: Polished + plated (to enhance conductivity and anti-oxidation) Manufacturing Process: CNC turning + precision grinding + electrochemical polishing
OEM automotive mandrel shaft
custom mandrel shaft manufacturer

OEM Automotive Mandrel Shaft High Precision CNC Turning Parts Manufacturer

Automotive Swiss-type Machining, mandrel
1. Material: Stainless steel (304/316), alloy steel (40Cr/42CrMo), etc. 2. Structural Shape: Upper end: short positioning shaft (assembly guide), middle: flange step (stop/positioning), lower end: long shaft section (main functional section). 3. Size Range: Total length: 10 – 100 mm, shaft diameter (spindle): Φ6 – Φ12 mm, flange diameter: Φ12 – Φ25 mm. 4. Internal Design: Solid structure, no obvious internal bore, rounded corners (R-angle), H7/g6 fit, end chamfering. 5. Surface Treatment: Precision turning + polishing + grinding + electropolishing (stainless steel) + blackening (alloy steel) + nickel/chrome plating (wear-resistant and corrosion-resistant) + nitriding (improved wear resistance). 6. Manufacturing process: Blanking (bar stock), CNC turning (rough machining), finish turning (forming steps), heat treatment (if required), external cylindrical grinding (to ensure concentricity), polishing/surface treatment, and inspection (concentricity/dimensions).
smart battery disconnect relay
OEM automotive power relay

Smart Battery Disconnect Relay | Durable DC Contactor for Vehicle Systems

Automotive Swiss-type Machining, Battery-Relay
  • Material:High-conductivity stainless steel (e.g., SUS304/316L) or copper alloy (e.g., phosphor bronze), with nickel/tin plating
  • Shape:Cylindrical shape with internal threads or stepped interface
  • Size Range:Diameter: Φ8mm – Φ25mm; Height: 10mm – 40mm (customizable)
  • Internal Design:Precision-machined bore for pin insertion or threaded connection
  • Surface Finish:Polished + plated (to enhance conductivity and anti-oxidation)
  • Manufacturing Process:CNC turning + precision grinding + electrochemical polishing
CNC Swiss machined parts custom
High Precision Relay Limit Post for Automotive Electrical Systems

Custom CNC Machined Automotive Limiting Posts with ±0.001mm Precision

Automotive Swiss-type Machining, Battery-Relay, Limiting post
Material: High-conductivity stainless steel (SUS304 / 316L) or copper alloy (phosphor bronze), with optional nickel or tin plating for enhanced electrical performance Shape: Precision cylindrical form with stepped geometry or internal threading for secure positioning and assembly Size Range: Diameter: Φ5–Φ25 mm; Height: 10–40 mm, fully customizable to fit specific relay designs Internal Design: Machined bore or threaded interface, ensuring accurate pin alignment and reliable mechanical connection Surface Finish: Polished and plated surface to reduce contact resistance, improve conductivity, and prevent oxidation

Who We Are

  • A leading ODM/OEM Swiss-type machining manufacturer with 25+ years of R&D experience. We deliver precision products with 0.001mm accuracy, serving industries like automotive, medical, and electronics.
Facebook Youtube Linkedin Instagram X-twitter Tiktok

Useful Links

  • Home
  • Product
  • Blog
  • Applications
  • FAQ
  • About Us
  • Contact Us

Contact Us

  • Adress:No.7 Fenghuang West Road, Humen Town,Dongguan City,Guangdong Province
  • Email:hanw1272@gmail.com
  • Email:zstella0706@gmail.com
  • Phone:+86 15086218420 / +86 15085604476 /+86 18576455103
  • Whatsapp:15086218420 / 15085604476
Copyright ©Dongguan Caiyi Precision Technology Co., Ltd. All Rights Reserved.
  • Home
  • Product
    • Automotive Swiss-type Machining
      • Battery-Relay
        • iron core
        • Limiting post
        • Rolling nut Parts
      • Feihua Shaft
      • mandrel
      • Others
    • Electronic Swiss-type Machining
      • Electronic Lock
      • Watch Camera
      • Small rotating
      • Others
    • Fruit Blender Swiss-type Machining
  • Blog
  • Applications
  • FAQ
  • About us
  • Contact us
Start typing to see products you are looking for.

Sending...