Shenzhen Ruishuo Metal Co., Ltd. — ISO 9001 & IATF 16949 Certified
chinarswj@shieldingcover.com

EMI ShieldingLid

Precision-stamped shielding lid for use with frames. Features snap-fit/spring design for reliable contact and convenient disassembly. Supports rapid rework maintenance—a key component of the industry-standard two-piece shielding can solution.

Snap-Fit Design
Quick Assembly
Multiple Materials
Rework-Friendly
Product Overview

Shielding LidDesign Features

EMI Shielding Lid Cover Snap-On PCB Shield

Precision Snap-Fit Design

Micrometer-precision snap fingers and snap positions ensure tight frame fit while allowing quick manual disassembly.

Complete Shielding Coverage

Lid completely covers frame opening providing 360-degree shielding protection with no magnetic leakage design.

Multiple Repeated Disassembly

Premium materials and heat treatment enable 50+ disassembly cycles without damage, low rework cost.

Integrated Spring Snap

Can integrate spring fingers or snaps on the lid ensuring reliable electrical contact with the frame.

Technical Specifications

LidSpecification Parameters

ItemDescription
MaterialTin-plated steel, Nickel silver, Stainless steel, Copper, Brass
Thickness0.15-0.3mm
Tolerance±0.05mm standard, ±0.02mm precision
Surface TreatmentTin plating, Nickel plating, Gold plating, Plastic coating
Snap FormatSpring snap, Curved snap fingers, Right-angle snap
Shielding Effectiveness80-100dB@1GHz
Maximum Temperature-40°C to +120°C
Repeated Disassembly50+ cycles without damage
Application Scenarios

Shielding LidTypical Applications

Consumer Electronics

RF module lids for phones, tablets with rework-friendly design.

5G Communications

5G base station and module lids with high reliability.

Automotive Electronics

EMI shielding lid for vehicle ECU and communication modules.

Medical Equipment

Premium shielding and protection for medical instruments.

Industrial Controls

EMI shielding and maintenance for industrial boards.

IoT Hardware

RF shielding lids for various smart devices.

15 Years+
EMI Shielding Manufacturing Experience
1300+
Global Clients
3M Strokes/Day
Daily Production Capacity
100+ Sets/Month
Tooling Development Capability
Trusted By

Chosen by Global Leading Brands

Serving telecom, consumer electronics, automotive, medical and many other industries

ISO 9001 Certified
IATF 16949 Certified
ISO 14001 Certified
NDA Signed
Manufacturing Strength

Professional EMI Shielding Cover Manufacturing Base

20+ high-precision stamping presses, 20-member professional R&D team, 2-3 day fast delivery, providing full-process service from design to mass production

High-Precision Stamping Workshop Stamping Workshop

High-Precision Stamping Equipment

Equipped with 20+ high-speed precision stamping presses, with a daily stamping capacity of 3 million strokes and accuracy of ±0.01mm.

3M Strokes/Day ±0.01mm Precision
EMI Shielding Can Precision Stamping Manufacturing Tooling Center

In-House Tooling R&D Center

20-member professional R&D team, producing 100+ sets of precision tooling per month, from drawings to finished products in as fast as 2-3 days.

20 R&D Engineers 100+ Sets/Month
Quality Testing Laboratory Quality Lab

Full-Process Quality Control

Incoming inspection → In-process control → Final inspection → Shipping inspection, dual certified with ISO 9001 and IATF 16949.

ISO 9001 IATF 16949
Start Project

Need Custom
Shielding Lid Solution?

We provide fully customized lid design including special shapes, integrated spring fingers, and multiple materials.

Product
Warehouse
EMI Shielding Can Precision Stamping Manufacturing
EMI Shielding Can Deep Drawing Manufacturing Process
Frequently Asked Questions

About Shielding LidsCommon Questions

How does the lid connect to the frame?
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Precision snap-fit design. Lid has flexible snap fingers that lock into frame snap positions. Manual quick disassembly, no tools required.
How many times can the lid be disassembled?
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Through quality materials and heat treatment, our lids support 50+ disassembly cycles without damage. Fully meets long-term use and frequent rework requirements.
Can conductive springs be integrated into the lid?
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Supported. We can integrate conductive springs on the lid’s inner surface ensuring reliable electrical contact with the frame. Beryllium copper or phosphor bronze materials available.
What is the lid shielding effectiveness?
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Lid alone achieves 80-100dB@1GHz metal shielding. Combined with frame for complete sealed design, overall effectiveness reaches 90-100dB.
Can special shapes or holes be designed?
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Completely customizable. Special shapes, holes, and mounting positions can be designed per your requirements. Provide detailed drawings and specifications.
Sample delivery timeline?
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Standard lid sampling: 7 days. Custom lid: 10-15 days. Expedited services available.