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Small batch orders or urgent orders: PayPal, Western Union, Escrow, 100% payment before shipment. For large orders: 30%/50% of T/T as deposit, the balance before shipment.

How about the warranty?

We can provide 1 year warranty.

C Band Isolator 4.1~4.3GHz RF Microstrip Isolator 0.4dB High Isolation 20dB

Name: C Band Isolator 4.1~4.3GHz RF Microstrip Isolator 0.4dB High Isolation 20dB
Brand: Xian Efine Electronics Technology Co., Ltd
SKU: 1957885261

Shaanxi, ChinaXian Efine Electronics Technology Co., Ltd

US$20.00-65.00

1 Piece

Product profile

Customization

Available

Certification

FCC, CCC, RoHS, ISO, CE

Condition

New

Model NO.

EFMI1212A41T43

Work Mode

FDD

Usage

Radio, Television, Observatory, Satellite, Plane, Ship, Car

Information Content

Text, Picture, Video, Audio

Type

Optical

Place of Origin

Shaanxi, China

Insertion Loss Max

0.3dB

Vswr Max

1.2

Reverse Power

60W

Temp.

-40 ~ +85 Centigrace

Warranty

One Year

Support Network

3G/4G/5g/6g

Freq. Range

4.4 to 7.2GHz

Isolation Min

23dB

Forward Power

60W

Connector Type

SMA, N

Dimension

15X22.5X13.8mm

Transport Package

Package

Trademark

Origin

China

Production Capacity

50000PC/Year

Key features

High Isolation Performance: Offers minimum 20dB isolation with max 0.4dB insertion loss for signal integrity.

Wide Temperature Range: Operates reliably in extreme temperatures from -55 to +85 degrees Celsius.

Compact Microstrip Design: Small dimension of 12x12x4mm suitable for space-constrained RF applications.

Professional Manufacturer: 15 years experience in telecom with in-house design and manufacturing capabilities.

Fast Delivery Service: Standard delivery in 7-15 days, significantly faster than average western suppliers.

Quality Certified: ISO 9001:2017 and ISO 14001 certified ensuring high quality standards.

Custom OEM Support: Accepts OEM orders based on mechanical drawings and specific electrical specs.

Broad Frequency Coverage: Available in C Band (4.1-4.3GHz) and extensive range up to 1700MHz.

Company profile

In-stock CapacityR&D CapabilitiesCustomization from DesignsOEM Services

Xian Efine Electronics Technology Co., Ltd

Shaanxi, China

Business Type: Manufacturer/FactoryExport Year: 2022-10-26Nearest Port: TianJin, ShangHai, QingDaoAverage Response Time: ≤5.91hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryXian Efine Electronics Technology Co., Ltd. is identified as a China-based manufacturer/factory and limited company operating in Shaanxi. The supplier presents microwave waveguide components, assemblies, antenna systems, slip ring sensors, horn antennas, RF components, and bent waveguides, with in-house design, manufacturing, inspection, and quality-control capabilities. It states that microwave measurement capability reaches 60 GHz, standard delivery is within 15 working days in both peak and off-peak periods, and exports cover multiple global regions. ISO 9001:2017 certification and TQM/SOP implementation are stated, although the audit result is recorded as 0 and the audit validity shown ended on 2025-10-20. No SDK is available. Financial records are referenced for 2021–2023, but no financial performance details are provided. No customer cases or after-sales service evidence is available. Sustainability-related fire-drill and environmental-assessment statuses are unknown.

CertificationsThe supplier states that it implements TQM and SOP under ISO 9001:2017 certification. However, the audit record shows a BV audit result of 0, and the listed audit validity ended on 2025-10-20; therefore, current certification or audit standing is not fully verifiable from the provided information.

R&D capabilityThe supplier states that it has trained design engineers, supports standard and custom products, and possesses in-house design capability with microwave measurement up to 60 GHz. However, no SDK is available, and no detailed R&D outputs, patents, or development metrics are provided.

Production capacityThe supplier identifies itself as a manufacturer/factory, describes in-house manufacturing and quality-control capabilities, reports annual production output above the stated threshold, and indicates delivery within 15 working days during both peak and off-peak periods. These records explicitly support substantial production and delivery capability.

Customization capabilityThe supplier explicitly states that its trained design and manufacturing personnel can handle both standard and custom products, supported by in-house design, manufacturing, inspection, and quality control. This is direct evidence of customization capability.

Product Q&A

Q:Are you a manufacturer or trading company?

Yes, we are a manufacturer with 15 years of professional experience in the telecom field, capable of designing and manufacturing a wide range of microwave waveguide components, coaxial components, antennas, and other telecommunication components for the global market.

Q:How to make an OEM order?

1. We manufacture based on your mechanical drawings, allowing minor alterations to meet electrical specs. We may provide samples first. 2. Buyer sends a formal PO or seller sends a formal PI with detailed terms. 3. Both parties agree on product details, packaging, quantity, price, delivery time, and payment terms.

Q:How do you solve after-sales service issues?

After receiving the goods, if you have any dissatisfaction or other issues, please contact us ASAP. We will give you a fast response and a reasonable solution.

Q:How long is your delivery time?

Usually 7-15 working days after receiving your 100% payment. For bulk orders: 15-35 working days after receiving the deposit.

Q:How do I get samples?

We need to receive your payment before we can send the samples to you. After the customer confirms the order, we will reduce the sample cost. However, if you are our regular customer, we can send the sample to you and then deduct it from your account in the next transaction.