BCSK-SJ4G30 4G Semiconductor Power Amplifier Module 2.5G-2.7G High-Frequency Band 30W Broadband RF Power Amplifier for Drone Jamming and Mobile Suppression
The BCSK-SJ4G30 4G semiconductor power amplifier module is engineered for high-performance wireless signal processing, covering the mainstream 2500MHz–2700MHz (4G4) bands. As an efficient 30W RF power amplifier, it leverages advanced LDMOS/GaN technology to maintain excellent linearity and gain flatness across a wide DC input voltage range of 24V–28V. With high integration, this module measures 125x59x20mm (for 20W–50W variants), making it ideal for space-constrained embedded systems. Its pure copper SMA connectors ensure low-loss signal transmission. Widely used in drone defense systems, mobile communication signal boosters, spectrum suppression, and industrial RF test equipment, it features built-in overheat and VSWR protection circuits. When paired with a heatsink, it ensures continuous, stable operation—making it a core component for building high-reliability RF front-ends.
In Stock（5000）
Product Overview
This modelBCSK-SJ4G30 4G SemiconductorPower Amplifier ModuleHigh-performance component designed for broadband RF applications, covering 2500MHz–2700MHz (4G.
Band 7/38/41 High Frequency. As an industrial-grade30WRF Power AmplifierIt leverages advanced semiconductor processes to maintain excellence across a wide input voltage range of DC24V-28V.
linearity and gain flatness. Compact module size (125x59x20mm) facilitates embedded integration, making it widely used inUAV Defense System, mobile communication signal
Enhanced spectrum monitoring equipment. Its pure copper SMA connectors ensure low-loss transmission, while built-in overheat and VSWR protection circuits, combined with an efficient cooling system, guarantee continuous stable operation.
is the core choice for building high-reliability RF front-ends.
Key Features
Broadband high-frequency coveragePrecisely covers the 2500-2700 MHz band, perfectly compatible with 4G LTE Bands 7/38/41, meeting mainstream communication and countermeasure requirements.
High Power DensityDelivers 30W saturated output within a compact form factor (125x59x20mm), offering high power density ideal for space-constrained drone payloads or handheld devices.
Ready.
Wide voltage adaptabilitySupports DC 24V-28V input with built-in voltage regulation to handle power fluctuations in vehicle and marine environments, ensuring stable output.
Low-loss interface: Uses pure copper SMA female connectorConnectorImpedance matching at 50Ω effectively reduces high-frequency signal transmission loss and improves system efficiency.
Multi-layered security protectionIntegrates overcurrent, overtemperature, and VSWR protection to prevent module damage from load mismatch or overheating, extending operational life.
Industrial-grade thermal design: Aluminum housing with bottom mounting holes for easy heat sink installation orFanEnsures thermal stability during prolonged high-power operation.
Parameter Table
Parameter Item | Specification Values |
|---|---|
Product Model | BCSK-SJ4G30 |
Operating Frequency Band | 2500-2700MHz (4G Band 4) |
Saturation Output Power | 30W (typical) |
Supply Voltage | DC 24V - 28V |
Operating Current | ≤ 3.2A |
RF interface | SMA (female) / N (female) |
Input/Output Impedance | 50Ω |
Module Size | 125 x 59 x 20 mm |
Casing Material | Aluminum Alloy (Surface Anodized) |
Operating Temperature | -40℃ ~ +85℃ |
Cooling method | Add suggestionHeatsinkor fan-forced air cooling |
Use Cases | Drone CountermeasuresMobile signal jamming, spectrum monitoring |
Q&A
Q: Which frequency bands does this 4G semiconductor power amplifier module support?
Answer: This module primarily covers the 2500 MHz to 2700 MHz frequency band (corresponding to 4G Bands 7/38/41), supporting mainstream global 4G LTE high-frequency applications, such as drones.
Countermeasures and signal enhancement.
Question: Is additional cooling required at 3W power?
Answer: Yes. Although the module uses an aluminum alloy housing for heat dissipation, we strongly recommend addingSerrated Heat Sinkor useCooling FanForce
Air cooling, especially in high ambient temperature or continuous operation scenarios.
Will reversing the power supply damage the module?
Yes. The module lacks reverse polarity protection. Ensure the red wire connects to positive (+) and the black wire to negative (-). Reversing the connection will cause immediate damage and is not covered under warranty.
Can the output interface be customized?
Answer: Standard configuration is SMA female connector.Connector(Applicable to the 10W–50W power range. For N-type or other interfaces, contact technical support for customization; this may affect delivery.)
Shipping cycle.
Q: Does this module support pulse operation mode?
Yes, supported.ModuleDesigned for continuous wave (CW) and pulse modes, suitable for radar jamming or pulse communication systems. Note peak power limitations in pulse mode.
Limit.
Compare specs within the same series
Compare frequency bands, power, gain, and interfaces by model in a horizontal layout. Parameters are parsed from the model title; unlisted items display as dashes.
| Model | Frequency Band | Power | Gain | API |
|---|---|---|---|---|
BCSK-SJ4G30Current Model | 2.5 GHz, 2.7 GHz, 4 GHz | 30 W | — | — |
| 850 MHz, 900 MHz, 965 MHz | 30 W | — | — | |
| 850 MHz | 50 W | — | — | |
| 200 MHz | 50 W | — | — | |
| 300 MHz | 50 W | — | — | |
| 500 MHz | 50 W | — | — |
FAQ
Which frequency bands does the BCSK-SJ4G30 cover?
Operating frequencies: 2.5 GHz, 2.7 GHz, 4 GHz. Please verify the carrier bands or target link at your deployment site before ordering. Contact us for custom frequency configurations if needed.
What is the output power of BCSK-SJ4G30?
Rated output power is 30W. Actual coverage depends on antenna gain, feeder loss, and site conditions; test data for specific configurations are available upon request.
Does BCSK-SJ4G30 support customization and bulk purchasing?
Supported. Customization available for frequency bands, interfaces, housing markings, and packaging. Samples can be used for evaluation and validation; test records are provided with bulk shipments.
What is the procurement process for BCSK-SJ4G30?
Step 1: Submit your target frequency band, power level, and quantity. We'll provide a quote and recommended configuration within 1 business days. Step 2: Confirm sample specifications and testing requirements. Upon successful sample approval, place the order and pay the deposit. Step 3: Manufacture according to the confirmed frequency band combination and conduct factory testing. Include test records and packing list with shipment. Step 4: Ship per agreed trade terms. Pay the balance and receive all documents before shipment.
Does BCSK-SJ4G30 support prototyping and small-batch procurement?
Samples are available in configurations of 2.5 GHz, 2.7 GHz, 4 GHz, 7 GHz, and 30W for system integration and field testing. Minimum order quantities (MOQ) for bulk production will be confirmed based on model, frequency band combinations, and custom appearance requirements. Sample costs will be handled as agreed upon with the formal order.
How is the lead time and test data for BCSK-SJ4G30 agreed upon?
Production is scheduled by quantity and frequency band upon order confirmation. Lead time, test items, and acceptance criteria are included in the quote. Power, gain, and VSWR data for this model are available. Please specify if third-party testing is required before placing the order.
How are export packaging and certification documents handled for BCSK-SJ4G30?
Modules are shipped in anti-static packaging with reinforced outer boxes. The complete unit includes additional cushioning and moisture protection based on its form factor. Copies of existing certification documents are available; certified model coverage is subject to the certificate terms. Target market compliance requirements must be confirmed prior to order placement.
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More models in the same frequency band
Match by operating frequency band for easy horizontal comparison of power and interfaces.
- BCSK-SJ4G10 model 2.6G/2.5G/3G/4G multi-band power amplifier module, 10W RF amplifier for mobile signal jamming
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Need more information?
Our technical team is ready to provide detailed specifications and custom solutions.