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12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

Name: 12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5
Brand: Shenzhen Sacon Telecom Co., Ltd
SKU: SA-PJ12
Price: 5.00 USD
Availability: InStock

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12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

Large Image : 12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

Product Details:

Place of Origin:	China
Brand Name:	Sacontelecom
Certification:	ISO9001, CE
Model Number:	SA-PJ12

Payment & Shipping Terms:

Minimum Order Quantity:	10PCS
Price:	negotiation
Packaging Details:	Carton with PE Foam
Delivery Time:	Within 3 working days after received your payment
Payment Terms:	L/C,T/T,Western Union,Paypal
Supply Ability:	10000pcs/month

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12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

Description

Product Name:	4G Handheld Signal Jammer	Output Power:	8.4W
Shielding Radius:	(2-20) Meters At -75dBm Still Depends On The Strength Signal In Given Area	Built-in Battery:	7.4V/10000mAh
Packing Size:	25248(cm)	Weight:	2.0kg
Highlight:	Portable Mobile Phone Signal Jammer , 4G Handheld Mobile Phone Signal Jammer , 12 Channels GPS Lojack Handheld Jammer

12 Channels Portable Mobile Phone Signal Jammer Block 2G 3G 4G GPS L1 L2 L5 8.4W

Product Overview

The 12 antennas high power portable jammer SA-PJ12 is our new model, featuring 12 channels that can block GSM, CDMA, DCS, PCS, 3G, 4G, WiFi, GPS, VHF, UHF, and Lojack signals. With built-in battery, it operates for more than 2 hours and delivers 8.4 watts output power with shielding radius up to 20 meters.

Download Product Specification Sheet

Key Features

Latest handheld design with 12 all-in-one frequencies blocking all cell phone signals, LOJACK GPS, Wi-Fi, and RF signals
8.4 watt high output power with high gain antennas; jamming range 2 to 20 meters (at -75dBm, depends on signal strength)
Advanced cooling system with cooling fans and larger heat sink
DIP switch allows turning on/off any signal band without affecting other bands
Includes car charger for direct vehicle use; compatible with 12V DC/AC power supply
Built-in larger battery provides over 120 minutes of continuous operation with recharge capability

Applications

Public Security and Bomb Squad operations
S.W.A.T, security forces, and Anti-terrorist units
Border control units and Checkpoints
Personal security use

Technical Specifications

Type A Configuration

Channel	Output Port	Frequency Range	Average Output Power
1	4GLTE 700	700-803 or 790-862MHz	28.5dBm/0.7W
2	CDMA or RC868	851-894 or 868MHz	28.5dBm/0.7W
3	GPSL1	1570-1610MHz	28.5dBm/0.7W
4	Wi-Fi 2.4G	2400-2500MHz	28.5dBm/0.7W
5	3G	2110-2170MHz	28.5dBm/0.7W
6	4G2600 or 2300	2500-2690 or 2300-2400MHz	28.5dBm/0.7W
7	LOJACK or VHF	167-175 or 135-175MHz	28.5dBm/0.7W
8	RC315	315MHz	28.5dBm/0.7W
9	RC433 or UHF	433 or 400-470MHz	28.5dBm/0.7W
10	GSM	925-960MHz	28.5dBm/0.7W
11	DCS or PCS	1805-1880 or 1920-1990MHz	28.5dBm/0.7W
12	Wi-Fi 5.8G	5725-5850MHz	28.5dBm/0.7W

Type B Configuration

Channel	Output Port	Frequency Range	Average Output Power
1	4GLTE 700	700-803 or 790-862MHz	28.5dBm/0.7W
2	CDMA or RC868	851-894 or 868MHz	28.5dBm/0.7W
3	GPSL1	1570-1610MHz	28.5dBm/0.7W
4	GPSL2L5 or PCS	1170-1280 or 1920-1990MHz	28.5dBm/0.7W
5	3G	2110-2170MHz	28.5dBm/0.7W
6	4G2600 or 2300	2500-2690 or 2300-2400MHz	28.5dBm/0.7W
7	LOJACK or VHF	167-175 or 135-175MHz	28.5dBm/0.7W
8	RC315	315MHz	28.5dBm/0.7W
9	RC433 or UHF	433 or 400-470MHz	28.5dBm/0.7W
10	GSM	925-960MHz	28.5dBm/0.7W
11	DCS or PCS	1805-1880 or 1920-1990MHz	28.5dBm/0.7W
12	Wi-Fi 2.4G	2400-2500MHz	28.5dBm/0.7W

General Specifications

Power supply: adapter 50 to 60Hz AC (110-240V AC/12V DC) Car Charger: DC12V IN
Dimensions: 165×96×46mm (excluding antenna)
Antenna length: 166mm with 2.0dbi gain
Packing size: 25×24×8cm
Net weight: 1.5kg, Gross weight: 2.0kg
Total power: 8.4W
Shielding radius: 2-20 meters at -75dBm (depends on signal strength in area)
Built-in battery: 7.4V/10000mAh providing over 2 hours continuous operation
Warranty: one year from delivery date

Installation Steps

Charge battery for at least 8 hours before first use
Turn off power switch before charging; charging indicator lights RED during charging, turns GREEN when complete
Install antennas and tighten according to number indicators
Turn on power switch; Power LED lights Green and band LEDs turn on (default); use DIP switch to disable bands as needed
Do not use while charging to prevent damage from high temperatures (up to 75°C)

Packing List

Main unit jammer × 1pc
Power adapter × 1pc
Car charger × 1pc
Omni antenna × 12pcs
Nylon cover × 1pc

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

A*x

Russian Federation Mar 20.2026

Helpful (56)

quality is good and competitive price. Good after sales service. Fast shipment

R*o

Poland Feb 1.2026

Helpful (85)

good factory, each time answer questions fast. Thanks Jena

Tag:

Contact Person: Ms. Jena

Tel: +86-15818561923

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12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

12 Channels Portable Signal Jammer with 8.4W Output Power and 20m Shielding Radius for 2G 3G 4G GPS L1 L2 L5

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