Gas · Home · Ceiling Mounted
Cheap Natural Gas Liquefied Gas Leak Detector Fire Alarm Relay Output (GD518)
US$ 12.5-20
/ Piece
10 Pieces (MOQ)
10 Pieces (MOQ)
Specification:
Mode
Gas Monitored
2/4 Wire
Operating Voltage
Output
Standby Current
12V /24V
Alarm Current 12V/24V
Base Mode
GD518-N
Natural Gas
-
12~24VDC
-
90mA / 56mA
80mA/50mA
P/N852001
GD518-L
Liquefied Gas
-
12~24VDC
-
90mA / 56mA
80mA/50mA
P/N852001
GD518-NR
Liq
- Ningbo Sentek Electronics Co., Ltd.
-
- Zhejiang, China
- ISO9001:2015
- Contact Now
Contact Type · Special Equipment · Home
Electric Linear Heat Cabling Detection Fire Alarm System for Oil Plant
US$ 2.2-6
/ Piece
100 Pieces (MOQ)
100 Pieces (MOQ)
Product Description
Specification
Linear heat cable
Compared with other kind of detectors, Digital Linear Heat Detector provides avery-early alarm detecting function to the protected environment, the
detector can be known as an intelligent "switch" type detector. The polymersbetw
Home · Special Equipment · Traffic
Double Channesl Vehicle Loop Detectors for Parking Lots
US$ 26.2-29.2
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Double Channesl Vehicle Loop Detectors for Parking Lots
Model No.: PD-232
What is Loop Detectors?
The PD-232 is a single channel inductive loop detectors. The principle is based on a change in the inductance within the loop which is caused by the metallic components of passing vehicles. The cha
Handheld · FDA · Sensor
Portable Detection Detector Anti Drone System Signal Jammer up to 1.5km
1 Piece (MOQ)
Portable Gun Type High Power Portable 1500 meters UAV Anti Drone signal Jammer
Advantages:
Better jamming range up to 1500 meters
Each band with a separate switch for turn on or off, convenient operation
Built-in battery to work around 1 hour
Built with quadruple telescope to find and jamme the
- Mejor Industrial Limited
-
- Guangdong, China
- Contact Now
Ceiling Mounted · Home · Car/Motorcycle
Long Distance RFID Vehicle Access Control System
1 Piece (MOQ)
Hand-free reading distance up to 20m; Fast and reliable identification, no queues anymore; Read/Write parking system; Integrated RFID, LED, LCD and Voice,
Hand-free up to 20m reading; Fast and reliable identification, no queues anymore; Compatible with any parking and access control systems.
Mai
Home · Industry · Gas
Home Gas Leak Detector Smart LPG Gas Detector 220V Fire Alarm Gas Detector
US$ 7.9-9.3
/ Piece
2 Pieces (MOQ)
2 Pieces (MOQ)
Product Description
The AW-D132LC series gas detector is designed for using alone or connecting to fire alarm panel. Small and compact, the design and color makes it ideal for use in the home, small commercial properties, and recreational vehicles.
It is intended to detect leakage of natural ga
Built in · ISO · Car/Motorcycle
Professional Manufacturer Under Vehicle Inspection Scanning Searching Checking System
US$ 8000-13000
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Professional Manufacturer Under Vehicle Inspection Scanning Searching Checking System SA3300
Features:
1. Multi entrance management model, management, and statistics of entering and exiting vehicles
2. Auto digital line scan, high-resolution undercarriage imaging.
3. High automation, easy
CE · Home · ISO
Sentek Micro Household Heat Detector Alarm
100 Pieces (MOQ)
Specification:
Alarm Temperature:
A2:60ºC
Battery Availability :
10 years(Lithium);
Standby Current :
< 5μA
Alarm Current :
<150mA
Temperature Range:
0°C to 50°C
Humditiy:
0 to 95% RH, no condensation or icing
Alarm Sound Level :
85 db/3m
Dimensions:
50.8mm (dia) x 4
- Ningbo Sentek Electronics Co., Ltd.
-
- Zhejiang, China
- ISO9001:2015
- Contact Now
CE · Industry · Traffic
Fire Alarm Control Panel Usage Conventional Photoelectric Smoke Detector (SD119)
US$ 5.6-5.8
/ Piece
100 Pieces (MOQ)
100 Pieces (MOQ)
Specification:
Smoke Sensitivity:
0.98~4%/FT Obsuration(UL standard)
Ceiling Spacing:
50 foot rating for heat sensor (55 degree)
Reset Voltage:
less than 1 volt
Reset Time:
less than 1 second
Alarm Indicator:
LED continuously emitting red light
Remote Output:
25 mA max., diode gate
Temp
- Ningbo Sentek Electronics Co., Ltd.
-
- Zhejiang, China
- ISO9001:2015
- Contact Now
Industry · Traffic · Car/Motorcycle
Factory Direct Supply OEM Carbon Dioxide Datalogger with Loaded Data
US$ 55.99-56.08
/ Piece
20 Pieces (MOQ)
20 Pieces (MOQ)
Quick Details
Warranty:12 months
Certification:OEM
Customized support:OEM, ODM
Place of Origin:Guangdong, China
Brand Name:NO
Model Number:EM002PDF
Type:EM002PDF
The material:ABS
Size:22*27*7.5CM
USES:Measure CO2
Packaging & Delivery
Selling Units:Single item
Single package size: 22X27X
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What types of materials are commonly used in manufacturing probes and sensors?
Probes and sensors are typically crafted from materials such as metal, plastic, or ceramic. Each material has its own unique advantages in terms of durability, sensitivity, and performance. It's recommended to consult with a reputable manufacturer for specific material recommendations.
-
How can I identify reliable suppliers for probes and sensors in China?
Seeking reliable suppliers in China can be done by leveraging online B2B platforms, attending industry exhibitions, and conducting due diligence through supplier verification. Reputable manufacturers can provide certifications and product samples to validate their quality.
-
What are the benefits of procuring probes and sensors wholesale?
Acquiring probes and sensors in bulk offers advantages such as cost savings, volume discounts, and consistent product quality. Wholesale purchases provide flexibility for customization and enable access to a diverse range of options to meet various security and protection needs.
Industry · Traffic · Car/Motorcycle
110kv High and Low Voltage Sound and Light Fiberglass Electroscope
US$ 13-15
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Quick Details
Place of Origin: China Brand Name: XINCHENG
Product name: Fiberglass Telescopic Electroscope Voltage Electroscope Test Equipment
Application: Power system operation, Personnel protection Feature:
- XIN CHENG INDUSTRY MATERIAL CO., LTD.
-
- Tianjin, China
- Contact Now
Industry · Traffic · Car/Motorcycle
Em001 Factory OEM Air Quality Detector CO2 Datalogger 9999groups
US$ 55.99-56.08
/ Piece
20 Pieces (MOQ)
20 Pieces (MOQ)
Quick Details
Warranty:1 year
Type:Indoor GAS Detector
Customized support:OEM, ODM
Place of Origin:Guangdong, China
Brand Name:
Model Number:EM001
Detecting Gas:Carbon Dioxide (CO2)
Detecting Air quality:HCHO
Packaging & Delivery
Selling Units:Single item
Single package size: 22X27X7.5 cm
Liquid · Special Equipment · Handheld
Airport Dangerous Liquid Scanner SPL-1500 Hand-held Liquid Detector
US$ 700-750
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Airport Dangerous Liquid Scanner SPL-1500 Hand-held Liquid Detector
SPL-1500 is a portable bottle liquid explosive detector to Identify chemical composition of liquids, which is sealed in bottle or can, small size, high speed analysis, easy to operate, No radiation, harmless to people and test samp
Contact Type · Special Equipment · Home
Digital Indoor Usage Digital 105 135 180 Degree Linear Heat Detection Cablefreezers
US$ 1.59-2
/ Meter
1 Meter (MOQ)
1 Meter (MOQ)
Product Description
Specification
Linear heat cable
Compared with other kind of detectors, Digital Linear Heat Detector provides avery-early alarm detecting function to the protected environment, the
detector can be known as an intelligent "switch" type detector. The polymersbetw
Contact Type · Special Equipment · Home
Outdoor Usage Weather Proof 68 88 105 135 180degree Linear Heat Cable Freezers
US$ 1.59-2
/ Meter
1 Meter (MOQ)
1 Meter (MOQ)
Product Description
Specification
Linear heat cable
Compared with other kind of detectors, Digital Linear Heat Detector provides avery-early alarm detecting function to the protected environment, the
detector can be known as an intelligent "switch" type detector. The polymersbetw
CE · Special Equipment · ISO
Pqwt-M400 Mobile Ground Water Detector 400m Geological Exploration Drilling Equipment
US$ 1-1046
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
[Geophysical Exploration Technology and Application]---Automatic mapping water detector
Automatic mapping water detector: it is based on the field source of earth's electromagnetic field and differences in conductivity of different underground geological structures, to study the variation law of
Car/Motorcycle · Traffic · CE
Parking System Loop Detector
US$ 25
/ Piece
10 Pieces (MOQ)
10 Pieces (MOQ)
Technical parameters:
Vehicle detector is a ring for single induction coil buried digital intelligent metal detector is mainly used to detect vehicles and metal objects. Using SMT technology , including high-performance microprocessors, adaptive and complete with a frequency environmental tracki
Home · Industry · Gas
Home Security Alarm Standalone Tuya Smart WiFi Gas Detector
US$ 32.27-36.23
/ Piece
2 Pieces (MOQ)
2 Pieces (MOQ)
Standalone Work in Tuya Smart WiFi Gas Detector for Home Security Alarm
This product does not need to be connected to the alarm host, can work independently in the WiFi network system, you only need to download an app! ! !
The smart combustible gas alarm, is used to detect natural gas(CH4),
CE · Special Equipment · ISO
Pqwt-M200 Mobile Groundwater Find Detector 200m Before Borehole Drilling
US$ 1-892
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
[Geophysical Exploration Technology and Application]---Automatic mapping water detector
Automatic mapping water detector: it is based on the field source of earth's electromagnetic field and differences in conductivity of different underground geological structures, to study the variation law of
Sensor
Lrad 360xt One Voice™ Mobile Mass Notification System
US$ 1-100
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Product Description
The LRAD 360XT Mobile Mass Notification System (MNS) delivers LRAD's renowned, highly intelligible voice and alert tone broadcasts with uniform 360° coverage. The LRAD Mobile MNS is an integrated, fully self-contained, ruggedized trailer featuring securely mounted, lockabl
- Beijing Tongrong International Trade Co., Ltd.
- Beijing, China
- Contact Now
Sensor · ISO
1 Km Range 3D C-Band Solid-State Designation Radar for Air Defence Scenario
US$ 800000-1000000
/ Set
1 Set (MOQ)
1 Set (MOQ)
Air Surveillance Radar
223R-1C1K-3D
With C Band Adopting DBF technology, can directly control the amplitude and phase of each radiation unit through digital means, flexibly generating beams and beam pointing of various shapes.
Application
Airports, border areas and other key areas securi
ISO · Special Equipment · Sensor
Intrusion Detection Radar for Perimeter Defense, Surveillance, Monitoring and Protection
US$ 180000-200000
/ Set
1 Set (MOQ)
1 Set (MOQ)
Air Surveillance Radar
ASR 223-5C1K-3D / C band
ASR 223-5C1K-3D is a security surveillance radar, which is the same type of radar as ASR 223-1C1K which is a phased array radar with advanced technology and stable performance developed for the detection of low flying drones.
The difference i
ISO · Special Equipment · Probe
Long Range and Medium Range Radars for Air-Based Air Surveillance in Highly Mobile Configurations
US$ 40000-80000
/ Set
1 Set (MOQ)
1 Set (MOQ)
Air Surveillance Radar
ASR 216R-1S5K-3D / S band
ASR 216R-1S5K-3D, working in S-band, adopting the digital technology of active phased array system, through the modular, fine design, the integrated use of adaptive moving target detection, digital T/R (transmit/receive), DBF (digital beamforming
FCC · RoHS · Metal
Binary Channel Loop Vehicle Detector for Fire Rated Doors
US$ 32-38
/ Piece
9 Pieces (MOQ)
9 Pieces (MOQ)
JUTAI Single Channel Vehicle Detector User Guide
Connections
The following photo we show the details connections for JUTAI Single channel loop detector LD100 And LD102,Usually we using pin1 and pin2 connect power supply, pin8 and pin9 connect loop coils,Usually we recommed JUTAI Loop cable M
Ceiling Mounted · Home · CE
Stand Alone Smoke Detector Battery Operated Price
US$ 2.5-3.5
/ Piece
100 Pieces (MOQ)
100 Pieces (MOQ)
Stand-alone detector:
SD-218 series photoelectric smoke detectors are designed in accordance with UL217,EN14604 and manufactured under the best quality control,the SD-218 series alarm are adopted the reliability UL-certificated infrared components,the SD-218H series alarm also act as a smoke sens
- Ningbo Sentek Electronics Co., Ltd.
-
- Zhejiang, China
- ISO9001:2015
- Contact Now
Contact Type · Industry · Traffic
Mini 35kv 110kv High Precision High Voltage Electroscope
US$ 13-15
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Quick Details
Place of Origin: China Brand Name: XINCHENG
Product name: Fiberglass Telescopic Electroscope Voltage Electroscope Test Equipment
Application: Power system operation, Personnel protection Feature: i
- XIN CHENG INDUSTRY MATERIAL CO., LTD.
-
- Tianjin, China
- Contact Now
CE · Home · Smoke Alarm
Conventional Optical Smoke Detector for Analogue Addressable Fire Alarm System CD120
100 Pieces (MOQ)
Specification:
product Name:
Conventional Optical Smoke Detector for Analogue Addressable Fire Alarm System CD120
Model:
CD1011
Smoke Sensitivity:
0.08~0.14db/m(EN standard)
Ceiling Spacing:
cover radius is 6m (storey height less than 6m)
Reset Voltage:
less than 5 volt
Reset T
- Ningbo Sentek Electronics Co., Ltd.
-
- Zhejiang, China
- ISO9001:2015
- Contact Now
ISO · RoHS · GS
Through Wall Imaging Radar (TWIR) Used for Detection and Location of Static and Moving Targets, Behind Walls Hostage Rescue Real-Time Through Wall Radar
US$ 8000-58000
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Company Profile
NovaSky Technology Co.,Ltd. was established in 2006. The company focuses on electromagnetic detection, sensing and control technology, and provides product and system integration services for anti-terrorism, search & rescue, high-end security and automotive safety. At present, the c
- Novasky Technology Company Limited by Shares
-
- Hunan, China
- Contact Now
ISO · Car/Motorcycle · Probe
Integrated Wireless Detection and Suppression Jamming Device
1 Piece (MOQ)
UAV navigation decoy device is a standardized product that meets the requirements for public security and anti-terrorism prevention in power systems and the requirements for public security and anti-terrorism prevention in petroleum and petrochemical systems. By radiating low-power regeneration na
Industry · Traffic · Car/Motorcycle
35kv Fiberglass Custom High Voltage Electroscope for Power Plants
US$ 13-15
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Quick Details
Place of Origin: China Brand Name: XINCHENG
Product name: Fiberglass Telescopic Electroscope Voltage Electroscope Test Equipment
Application: Power system operation, Personnel protection Feature:
- XIN CHENG INDUSTRY MATERIAL CO., LTD.
-
- Tianjin, China
- Contact Now
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