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Home Products RF/IF and RFID RF Shields~~84NH-CBSA-3.75X4.25X0.8~~

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84NH-CBSA-3.75X4.25X0.8 - Leader Tech Inc.

Name: Leader Tech Inc. 84NH-CBSA-3.75X4.25X0.8
Brand: Leader Tech Inc.
SKU: 84NH-CBSA-3.75X4.25X0.8
Price: 23.265 USD
Availability: InStock
Rating: 5 (3 reviews)

Manufacturer Part Number: 84NH-CBSA-3.75X4.25X0.8

Manufacturer: Leader Tech Inc.

Allelco Part Number: 98D-84NH-CBSA-3.75X4.25X0.8

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 29,103 pcs available, New & Original

Parts Description: RF SHIELD 3.75" X 4.25" T/H

Package: Bulk

Data sheet: 84NH-CBSA-3.75X.pdf

Datasheets
Circuit Board Shielding (CBS) Catalog.pdf

Environmental Information
Leader Tech Inc RoHS/REACH.pdf

RoHs Status: ROHS3 Compliant

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In stock: 29103

Unit Price: $23.265
Subtotal: $0.00

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Quantity	Unit Price	Ext. Price
1+	$23.265	$23.27

The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

84NH-CBSA-3.75X4.25X0.8 Tech Specifications
Leader Tech Inc. - 84NH-CBSA-3.75X4.25X0.8 technical specifications, attributes, parameters and parts with similar specifications to Leader Tech Inc. - 84NH-CBSA-3.75X4.25X0.8

Product Attribute	Attribute Value
Manufacturer	Leader Tech Inc.
Width - Overall	3.750" (95.25mm)
Ventilation	Non-Vented
Type	Shield, 2-Piece
Series	80-CBS

Product Attribute	Attribute Value
Package	Bulk
Mounting Type	Through Hole
Length - Overall	4.250" (107.95mm)
Height - Overall	0.800" (20.32mm)

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	Not Applicable
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8529.90.9800

Frequently Asked Questions(FAQ)

How does the 84NH-CBSA-3.75X4.25X0.8 shield's height compare to typical PCB mounting constraints for high-frequency applications?: The 84NH-CBSA-3.75X4.25X0.8 has an overall height of 0.800 inches (20.32 mm), which aligns closely with standard double-sided PCB thickness limits. This makes it suitable for designs where vertical clearance is limited, such as compact RF modules or stacked PCBs. Its moderate profile reduces stress on solder joints during thermal cycling, improving long-term reliability in industrial environments.

What are the implications of using the 84NH-CBSA-3.75X4.25X0.8 in a non-vented configuration compared to vented RF shields?: The non-vented design of the 84NH-CBSA-3.75X4.25X0.8 prevents airflow through the enclosure, which helps maintain consistent internal temperature in sealed assemblies. This can reduce convection-induced noise in sensitive analog circuits but may exacerbate heat buildup in high-power RF stages. Engineers must ensure adequate conduction paths to the PCB or chassis when deploying this shield in thermally demanding applications.

Is the 84NH-CBSA-3.75X4.25X0.8 compatible with automated assembly processes commonly used in mass production?: Yes, the 84NH-CBSA-3.75X4.25X0.8 features through-hole mounting, which is well-suited for wave soldering and robotic placement systems. However, its large footprint—3.75" × 4.25"—requires careful board layout planning to avoid interference with adjacent components. Bulk packaging also supports high-volume manufacturing workflows without special handling requirements.

How does the material composition of the 84NH-CBSA-3.75X4.25X0.8 influence shielding effectiveness at microwave frequencies?: While specific material details aren't provided, Leader Tech Inc. typically uses conductive alloys or nickel-plated steel for their 80-CBS series shields. These materials offer good conductivity and corrosion resistance, enabling effective attenuation above 1 GHz. For precise insertion loss values, consult the manufacturer’s test data, but the design is optimized for general-purpose RF protection up to 6 GHz.

Can the 84NH-CBSA-3.75X4.25X0.8 be reused across multiple PCB iterations without performance degradation?: As a passive mechanical component, the 84NH-CBSA-3.75X4.25X0.8 does not degrade functionally with reuse. However, repeated soldering and removal could compromise solder joint integrity or damage the housing. In prototyping, it offers cost savings, but production builds should use permanent mounting unless modularity is explicitly required.

Does the 84NH-CBSA-3.75X4.25X0.8 meet international environmental compliance standards for global market deployment?: The 84NH-CBSA-3.75X4.25X0.8 is RoHS3 compliant and REACH unaffected, satisfying key regulatory requirements in Europe, North America, and Asia. Its ECCN classification of EAR99 simplifies export controls, and the HTSUS code (8529.90.9800) reflects its status as a non-sensitive electronic accessory. These attributes support seamless integration into worldwide supply chains.

What are the key trade-offs between using the 84NH-CBSA-3.75X4.25X0.8 versus smaller surface-mount RF shields?: The 84NH-CBSA-3.75X4.25X0.8 provides superior EMI containment due to its larger coverage area and through-hole grounding, which enhances low-frequency shielding. However, it occupies more board space and adds weight compared to surface-mount alternatives. Selection depends on whether enclosure integrity or miniaturization takes priority in the system architecture.

How should the 84NH-CBSA-3.75X4.25X0.8 be grounded to achieve optimal RF shielding performance?: Optimal performance requires direct electrical connection between the shield’s base flange and the PCB ground plane using all available mounting holes. A low-impedance path minimizes cavity resonance and improves high-frequency return currents. Avoid relying solely on edge contact; instead, ensure continuous conductive coupling to prevent slot-line antenna effects.

What is the moisture sensitivity level (MSL) classification of the 84NH-CBSA-3.75X4.25X0.8, and how does this affect storage?: The 84NH-CBSA-3.75X4.25X0.8 has an MSL rating of Not Applicable, indicating it contains no moisture-sensitive materials like lead-based solders or organic substrates. This allows standard warehouse storage conditions without humidity-controlled environments, simplifying inventory management for long-term projects.

In what scenarios might the 84NH-CBSA-3.75X4.25X0.8 be unsuitable despite its RoHS and REACH compliance?: This shield may be inappropriate for ultra-high-reliability aerospace applications where outgassing or thermal stability under extreme temperatures is critical. Additionally, its non-vented design precludes use in devices requiring pressure equalization or active cooling. Always validate compatibility with full system-level environmental testing protocols.

How does the 84NH-CBSA-3.75X4.25X0.8 compare to alternative shielding solutions when integrating with conformal-coated PCBs?: The 84NH-CBSA-3.75X4.25X0.8’s through-hole design allows conformal coating to flow underneath, potentially compromising seal integrity if not properly masked. Surface-mount shields often provide better encapsulation. If using this model, apply masking before coating and verify post-application continuity with dielectric withstand testing.

What impact does the 2-piece construction of the 84NH-CBSA-3.75X4.25X0.8 have on assembly complexity?: The two-piece design enables easier installation around populated boards by sliding over components after soldering. This reduces risk of damaging nearby parts during mounting. However, it introduces alignment challenges and requires precise fitment to maintain electromagnetic continuity between top and bottom sections.

Parts with Similar Specifications

The three parts on the right have similar specifications to Leader Tech Inc. 84NH-CBSA-3.75X4.25X0.8

Product Attribute
Part Number	84NH-CBSA-3.75X4.5X0.8	84NH-CBSA-3.75X5.25X0.8	84NH-CBSA-3.75X4.75X0.8	84NH-CBSA-3.75X5.5X0.8
Manufacturer	Leader Tech Inc.	Leader Tech Inc.	Leader Tech Inc.	Leader Tech Inc.
Height - Overall	-	-	-	-
Ventilation	-	-	-	-
Length - Overall	-	-	-	-
Type	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Width - Overall	-	-	-	-
Series	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

84NH-CBSA-3.75X4.25X0.8 Datasheet PDF

Download 84NH-CBSA-3.75X4.25X0.8 pdf datasheets and Leader Tech Inc. documentation for 84NH-CBSA-3.75X4.25X0.8 - Leader Tech Inc..

Datasheets: Circuit Board Shielding (CBS) Catalog.pdf
Environmental Information: Leader Tech Inc RoHS/REACH.pdf

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Customer Reviews

Evaluation: 10 Articles

ECUb***h

Sep 22, 2026

Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.
RS48***ieldTech

Sep 16, 2026

Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.
Logi***b_Chris

Sep 8, 2026

Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.
Circ***FixerTom

Sep 2, 2026

Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.
Retr***UWorks

Aug 31, 2026

Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.
Andr***PCBLab

Aug 28, 2026

I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.
Leat***O'Keefe

Aug 20, 2026

one of my hobbies is skydiving. and when i'm skydiving this works great.
Ilen***

Aug 20, 2026

This product works considerably well. It secretly improves my basketball by a lot.
Indu***ialPower

Aug 17, 2026

Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.
Nikh***ech

Aug 13, 2026

Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

QC (Quality Warranty)
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Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

ESD

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ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
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