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npn switch
400+ factories verified
Zhejiang Hugong Automation Technology Co., Ltd.
19 yrs
·
4.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Omch Sn04 DC NPN PNP Approach Sensor Inductive Proximity Switch Sensor Switch 4mm 6-36V/DC 3-Wire 4-Wire
US$
1.41
-
1.71
5 Pieces
(MOQ)
Omch Lj18A3-5-Z-Bx-G Inductive Switch Proximity Sensor NPN PNP Nc No DC6-36V Detection Distance 5mm
US$
1.00
-
1.40
5 Pieces
(MOQ)
Omch M12 Inductive Switch Lj18A3-8-Z-Bx-G with Plug Proximity Switch Sensor Detection Distance 4mm DC 3 Wire NPN No
US$
1.49
-
1.76
5 Pieces
(MOQ)
Omch Pr18-5DN2 Metal Proximity Sensor DC 3 Wire NPN Nc Detection Distance 5mm M18 Inductive Switch
US$
1.67
-
1.81
5 Pieces
(MOQ)
1/4
F&C Sensing Technology (Hunan) Co., Ltd.
13 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Factory NPN or PNP Inductive Ring Shape Proximity Sensors Switch
Negotiable
1 Piece
(MOQ)
F&C NPN Manufacture Round Inductive Proximity Switch F3c Series Long30cm
US$
14.50
-
18.10
2 Pieces
(MOQ)
Diffuse Type NPN, PNP Background Suppression Photo Sensor Switch
US$
15.00
-
30.00
5 Pieces
(MOQ)
Dr18 M18 NPN PNP Photoelectric Switch for Filler Machine Detecting
US$
5.00
-
15.00
5 Pieces
(MOQ)
1/4
Foshan Chengwei Industrial Automation Co., Ltd.
Send Inquiry
D3/D4/M5 Miniature Separated Inductive Proximity Switch Series NPN/PNP Output IP67 Waterproof High Precision Industrial Automation
US$
7.00
-
12.43
10 Pieces
(MOQ)
Luoshida D3 Small Size Mini Tube Inductive Proximity Sensor Switch with Cable Disconnect-Type NPN/PNP Output Flush Mounting
US$
9.23
-
11.54
1 Piece
(MOQ)
Luoshida Cylindrical Thread Diameter 30mm NPN DC 3 Wires M30 Metal Detection Proximity Sensor Switch
US$
16.15
5 Pieces
(MOQ)
Luoshida Cylindrical Thread Dia 4mm Shielded Sensing 1mm NPN No M4 Indutive Proximity Sensors Switch
US$
12.00
5 Pieces
(MOQ)
1/4
Jiangsu Stord Sensing Technology Co., Ltd.
8 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Lm480 Proximity Switch Wide Voltage 6-36V NPN/PNP Output
US$
1.00
1 Piece
(MOQ)
Lmf17 Non-Contact Proximity Switch NPN PNP DC 3-Wire
US$
1.00
1 Piece
(MOQ)
Waterproof NPN/PNP Inductive Proximity Switch for Industrial Automation
US$
1.00
1 Piece
(MOQ)
Lmf12 Proximity Switch NPN PNP DC 3-Wire Industrial Use
US$
1.00
1 Piece
(MOQ)
1/4
Cheemi Technology Co., Ltd.
9 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
M14 Non-Flush Mounting PNP NPN with Sensing Distance 5mm Inductive Proximity Switch
US$
0.10
1 Piece
(MOQ)
M8 NPN Inductive Proximity Sensor Switch Cjub4-8m-PA/Pb Model
US$
0.10
1 Piece
(MOQ)
M18 Photoelectric Switch Thru-Beam Sensor NPN/PNP/No/Nc Sn 5m
US$
0.10
1 Piece
(MOQ)
Hall Type Proximity Sensor Switch DC5-30V NPN PNP
US$
0.10
1 Piece
(MOQ)
1/4
Foshan Shunde Saier Sensor Co., Ltd.
15 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Non-Embedded Inductance Approach Switch NPN 3mm for Detection Industries
US$
4.80
-
5.88
10 Pieces
(MOQ)
NPN Nc Output 2mm Cylindrical Inductor Proximity Switch for Industrial
US$
8.10
-
9.80
10 Pieces
(MOQ)
Non-Embedded Inductance Approach Switch with DC10~30V NPN Output
US$
4.50
-
5.80
10 Pieces
(MOQ)
IP67 15mm Annular Inductance Approach Switch NPN Output for Industrial Automation
US$
10.70
-
12.50
10 Pieces
(MOQ)
1/4
Nanjing Wotian Technology Co., Ltd.
21 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
NPN PNP Machical Pressure Level Switch Intelligent Level Switch CE
US$
100.00
-
120.00
10 Pieces
(MOQ)
0kpa to 10kpa To100MPa Electronic Pressure Switch with OLED NPN, PNP Compatible
US$
56.00
-
133.00
5 Pieces
(MOQ)
PNP, NPN Pressure Switch PCM740
US$
78.00
1 Piece
(MOQ)
Professional Manufacture Intelligent Digital Electronic Pressure Gauge for Firefighting Respirator
US$
56.00
-
133.00
5 Pieces
(MOQ)
1/4
Nanjing Hangjia Electronic Technology Co., Ltd.
11 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Hpm5100 Adjustable Limits Digital Pressure Switch PNP NPN Relay Output
US$
52.00
-
65.00
1 Piece
(MOQ)
Hpm501 Electronic Digital Switch 2 Way PNP NPN Switch Normally Open Switch
US$
40.00
-
50.00
1 Piece
(MOQ)
4-20mA NPN PNP electronic Digital Flow Switch Flow Meter
US$
80.00
-
100.00
1 Piece
(MOQ)
Hpm566 4-20mA PNP NPN Output Electrical Pressure Switch
US$
85.00
-
125.00
1 Piece
(MOQ)
1/4
Shanghai TM Sensor Co., Ltd.
20 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Water Fluid Gas NPN PNP Relay Pressure Switch
Negotiable
1 Piece
(MOQ)
NPN PNP 0-5VDC 4-20mA Water Pump Pressure Switch Pressure Sensor
Negotiable
1 Piece
(MOQ)
4-20mA/0-20mA/0-5V/0-10V Smart Electronic Pressure Transmitter Switch, NPN/PNP Switching Output
Negotiable
1 Piece
(MOQ)
Raw Petroleum Alarm Relay NPN PNP Pressure Switch
Negotiable
1 Piece
(MOQ)
1/4
YUEQING AIBEIKEN ELECTRIC CO., LTD.
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
M30 Non-Screen Shield NPN Motion Sensor Proximity Switch
US$
1.10
-
3.50
10 Pieces
(MOQ)
18mm Non-Screen Shield NPN AC 90-250V 400mA 3wire Proximity Switch
US$
1.10
-
3.50
10 Pieces
(MOQ)
30mm Screen Shield NPN/PNP/Two Wire Proximity Switch
US$
1.10
-
3.50
10 Pieces
(MOQ)
M8 Non-Screen Shield DC No/Nc/NPN/PNP 2mm Detection Distance Proximity Switch
US$
1.10
-
3.50
10 Pieces
(MOQ)
1/4
Yueqing Chuxi Electric Co., Ltd.
10 yrs
·
Trading Company
Send Inquiry
M12 NPN No+Nc 4 Wires 2mm Distance Flush Type Cylinder Inductive Proximity Sensor Switch
US$
1.91
-
2.01
10 Pieces
(MOQ)
Lmf1 NPN No Square Shape Inductance Proximity Sensor Switch
US$
1.50
-
1.60
10 Pieces
(MOQ)
M18 NPN Nonc 4wires Inductive Proximity Sensor Switch Shiled 5mm Detect Distance with CE
US$
1.99
-
2.25
10 Pieces
(MOQ)
M3 M4 M5 NPN PNP 1mm Cylinder Type Inductive Proximity Switch Sensor No Nc
US$
2.15
-
2.35
5 Pieces
(MOQ)
1/4
Yueqing Lifang Electric Co., Ltd.
16 yrs
·
5.0
·
Trading Company
Send Inquiry
Prcm12- 4DN Cylindrical Type Inductive Proximity Sensor Switch, NPN Inductive Sensor Switch, CE Proved Sensor Switches, 12-24VDC Sensor Switch
US$
6.30
-
6.50
1 Piece
(MOQ)
Lf1040-30nb Safety Light Curtain, Ce Proved High Quality Light Curtain, ISO9001 Proved Safety Light Curtain, Sensor Switches
US$
50.50
-
50.90
1 Piece
(MOQ)
Lf1640-30nb Safety Light Curtain, Ce Proved High Quality Light Curtain, ISO9001 Proved Safety Light Curtain, Sensor Switches
US$
74.50
-
74.90
1 Piece
(MOQ)
Lf2240-30nb Safety Light Curtain, Ce Proved High Quality Light Curtain, ISO9001 Proved Safety Light Curtain, Sensor Switches
US$
93.30
-
93.50
1 Piece
(MOQ)
1/4
Tianjin Yiyi Technology Co., Ltd.
5 yrs
·
5.0
·
Trading Company
Send Inquiry
M12 Inductive Proximity Switch NPN/PNP Normally Open and Normally Closed Factory Direct Sales
US$
30.00
-
50.00
10 Pieces
(MOQ)
Proximity Switch M12 Sensing Distance 2mm or 4mm DC 10-36V PNP NPN Smart Metal Inductive Proximity Sensor
US$
30.00
-
50.00
10 Pieces
(MOQ)
M12 Micro Proximity Switch Inductive Sensor Detection Distance 1mm Metal Sensing NPN PNP No Nc
US$
30.00
-
50.00
10 Pieces
(MOQ)
Factory Proximity Switch Sensor Sensing Distance 2mm DC 12-24V PNP NPN Smart Metal Inductive Proximity Sensor
US$
30.00
-
50.00
10 Pieces
(MOQ)
1/4
Hefei Siko Instruments Co., Ltd.
5.0
Send Inquiry
NPN PNP Contacts Digital Display 0-100 Deg. C Industrial Water Temperature Switch Sensor
US$
66.00
-
88.00
2 Pieces
(MOQ)
Stainless Steel Relay Spdt PNP NPN Compact Type Vibrating Fork Level Switch
US$
150.00
-
200.00
1 Piece
(MOQ)
Stainless Steel Relay Output Adjustable PNP NPN Signal Oil Pressure Controller Switch
US$
66.00
-
88.00
2 Pieces
(MOQ)
1/2" Male Thread PNP NPN SUS304 Stainless Steel Electronic Water Flow Switch
US$
100.00
-
200.00
1 Piece
(MOQ)
1/4
Nanjing Antu Elevator Parts Co., Ltd.
Send Inquiry
Elevator Components Elevator Wf2-30 NPN Leveling Sensor Photoelectric Switch
US$
10.00
1 Piece
(MOQ)
Original Wf1-30 NPN Elevator Elevator Leveling Sensor Photoelectric Switch for Hengda FUJI
US$
8.00
-
18.00
1 Piece
(MOQ)
Original Tng-50 Leveling Sensor PNP NPN Elevator Photoelectric Switch
US$
13.00
1 Piece
(MOQ)
Elevator Parts Els-263-NPN-Do/Lo/-PNP-Lo/Do Elevator Photoelectric Sensor Switch
US$
30.00
1 Piece
(MOQ)
1/4
Hubei Xinwangda Technology Co., Ltd
5.0
Send Inquiry
Durable Non-Flush Inductive Switch with PVC Cable for NPN and PNP Applications
US$
28.00
-
29.00
10 Pieces
(MOQ)
NPN PNP Inductive Switch with Flush Mounting and Brass Shell Design
US$
28.00
-
29.00
10 Pieces
(MOQ)
High-Performance Flush Mount NPN PNP Inductive Switch with Direct Output
US$
28.00
-
29.00
10 Pieces
(MOQ)
High-Precision Laser Mirror Photoelectric Sensor for Industrial Use NPN
US$
13.00
1 Set
(MOQ)
1/4
Shenzhen New Star Tech Co., Ltd.
12 yrs
·
5.0
·
Trading Company
Send Inquiry
Best Selling M30 3 Wire Adjustable Position Sensing Photoelectric NPN Proximity Switch
US$
10.00
-
14.00
50 Pieces
(MOQ)
M12 M18 Magnetic Inductive PNP NPN Positon Detect Limit Proximity Switch
US$
10.00
-
14.00
50 Pieces
(MOQ)
Customize Smart Low Liquid Water Air Sensor Switch Digital Mass Flow Meter
US$
4.00
-
5.00
5 Pieces
(MOQ)
Food Grade Liquid Sensing Pressure Water Level Flow Pump Protection Meter Switch
US$
4.00
-
5.00
5 Pieces
(MOQ)
1/4
Hefei WNK Smart Technology Co., Ltd.
13 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Smart Digital Pressure Switch with OLED Display and PNP/NPN Switching
Negotiable
1 Piece
(MOQ)
IP65/IP68 Stainless Steel 4-20mA/Modbus Electronic Level Switch, NPN/PNP Switching Output
Negotiable
1 Piece
(MOQ)
Smart PT100/PT1000 Modbus NPN&PNP Temperature Switch, Range -50~260 Degree Celsius
Negotiable
1 Piece
(MOQ)
8-Pin RS485 4-20mA 60MPa Pressure Switch
Negotiable
1 Piece
(MOQ)
1/4
Nanjing KJT Electric Co., LTD
Send Inquiry
Kjt Gjg30 NPN PNP Sn 20m Square Through Beam Reflection Photoelectric Laser Switch
US$
20.00
-
23.20
1 Piece
(MOQ)
Kjtdq - Slot Type NPN No 30cm DC 24V Photoelectric Sensor Photocell Switch
US$
8.80
-
9.60
5 Pieces
(MOQ)
Sn 20mm M18 Nc No 36VDC Inductive Proximity Sensor Switch NPN PNP
US$
3.20
-
4.80
1 Piece
(MOQ)
Inductive Proximity Sensor, 16mm Sensing, M18 Round, Non-Flushed, NPN No, 3wires, 2m Cable, 10-36VDC
US$
3.20
-
4.80
1 Piece
(MOQ)
1/4
Nanjing Hangjia Electronic Technology Co., Ltd.
11 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
flow sensor switch with LED indicator site adjustable Thermal Flow Switch PNP/NPN
US$
70.00
-
100.00
2 Pieces
(MOQ)
Thermal Flow Switch for Water Oil Air PNP NPN Relay
US$
70.00
-
100.00
2 Pieces
(MOQ)
Relay PNP NPN Digitial Display Differential Pressure Switch
US$
125.00
-
150.00
1 Piece
(MOQ)
0~3.5MPa PNP/NPN Digital Display Differential Pressure Switch Electronic pressure switch
US$
130.00
-
150.00
2 Pieces
(MOQ)
1/4
Shenzhen Tongchuang Mechatronics Co., Ltd.
5.0
Send Inquiry
TEM 01 Series RFID Safety Switches,4core/6core direct line,PNP/NPN output
US$
20.00
-
35.00
1 Piece
(MOQ)
Highly Reliable RFID Safety Switches with PNP/NPN Output
US$
20.00
-
35.00
1 Piece
(MOQ)
Contactless 0-10mm Sensing distance Safety Switches with PNP/NPN Cascade Output
US$
20.00
-
35.00
1 Piece
(MOQ)
Advanced Door Switches with Dual Channel P/N Output PLe International Safety Standard
US$
20.00
-
35.00
1 Piece
(MOQ)
1/4
BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.
5.0
Send Inquiry
Digital Pressure Switch for Industrial NPN PNP Output Adjustable
US$
69.00
-
80.00
1 Piece
(MOQ)
Factory Direct Wholesale NPN Output Liquids IP67 SS316L Customized Intelligent Thermal Flow Switch
US$
80.00
-
95.00
10 Pieces
(MOQ)
Pressure Switch Could Control Two Way 4-20mA Output PNP NPN Two Switch Type IP65 Protection Grode 4 Digits Nixie Tube Pressure Switch
US$
75.00
-
85.00
1 Piece
(MOQ)
High Precision PNP NPN Water Pump Hydraulic Oil Digital Pressure Switch
US$
55.00
-
65.00
1 Piece
(MOQ)
1/4
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
IP67 5m 15m 30m Through Beam NPN Photoelectric Switch for Presence Detection
US$
9.50
-
13.00
1 Piece
(MOQ)
IP67 NPN PNP Metal Inductive Proximity Switch for Flap Barrier Turnstile Gates and Turnstiles
US$
5.20
-
6.00
2 Pieces
(MOQ)
NPN Background Suppression Type Infrared Photoelectric Switch with 1.2m Distance
US$
8.50
-
12.00
2 Pieces
(MOQ)
PNP/NPN Infrared Plastic Infrared Photocell Photoelectric Switches From China Factory
US$
5.50
-
9.00
3 Sets
(MOQ)
1/4
Focus Sensing and Control Technology Co., Ltd.
12 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
M8 M12 Proximity Sensor Waterproof Detection Custom Distance NPN 2 Wire Proximity Sensor Switch
US$
4.99
-
8.99
50 Pieces
(MOQ)
Factory Proximity Sensor 24V Waterproof Detection NPN/PNP 3 Wire Proximity Sensor Switch
US$
1.89
-
8.99
50 Pieces
(MOQ)
IP67 3-Wire NPN. No 24DC Stainless Steel Magnetic Proximity Switch
US$
2.69
-
8.99
50 Pieces
(MOQ)
Factory Custom Inductive Proximity Switch Sensor Small Inductive Proximity Switch
US$
4.99
-
8.99
50 Pieces
(MOQ)
1/4
Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Send Inquiry
Hall Effect Sensor Magnetic Non-Contact Safety Interlock Switch NPN
US$
1.00
50 Pieces
(MOQ)
Stainless Steel Cylindrical Hall Effect Proximity Switch NPN Output
US$
1.00
30 Pieces
(MOQ)
Water Flow Switch with Metal Material
US$
1.00
100 Pieces
(MOQ)
Mpss-3626-072-001 Non-Contact Magnetic Safety Switches
US$
15.20
5 Pieces
(MOQ)
1/4
Yantai Auto Instrument Making Co., Ltd.
32 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Solid and Liquid Relay Spdt PNP NPN Tuning Fork Level Sensor Switch
US$
135.00
1 Piece
(MOQ)
Ce Approved Compact Type Vibrating Fork Level Switch / Vibration Level Switch Output Relay Spdt/ PNP/NPN Made in China
US$
75.00
1 Piece
(MOQ)
Compact Type Vibrating Fork Level Switch Relay Spdt/ PNP/NPN
US$
75.00
1 Piece
(MOQ)
PNP NPN Relay Tuning Fork Level Switch Liquid Vibration Level Sensors
US$
135.00
1 Piece
(MOQ)
1/4
Chengdu Sentec Technology Co., Ltd.
5.0
Send Inquiry
Water Liquid Oil Industrial Digital Display NPN PNP Electronic High Temperature 80º C Flow Switch
US$
70.00
-
100.00
1 Piece
(MOQ)
PNP NPN Float Level Control Switch for Water Supply and Wastewater Float Switch
US$
50.00
-
75.00
1 Piece
(MOQ)
LCD Digital Explicit Flow 4-20mA PNP NPN M12 Thermal Flow Switch for Oil Detection
US$
70.00
-
100.00
1 Piece
(MOQ)
Digital 4-20mA 0-5V 0-10V Modbus OLED Display NPN PNP Pressure Switch
US$
55.00
-
65.00
1 Piece
(MOQ)
1/4
Atech Sensor Co., Ltd
5.0
Send Inquiry
Atech NPN PNP Output Adjustable Digital Pressure Switch for Industrial
US$
45.00
-
79.00
1 Piece
(MOQ)
PNP/NPN 4-Bit Digital LED Intelligent Pressure Switch - China Pressure Switch and Intelligent Pressure Switch
US$
18.00
-
30.00
1 Piece
(MOQ)
12VDC Water Pump Automatic Pressure Switch NPN PNP Gas Pressure Switch 4-20mA
US$
45.00
-
79.00
1 Piece
(MOQ)
High Precision Hydraulic Electronic LED Digital Pressure Switch 10bar for Water Pump
US$
45.00
-
79.00
1 Piece
(MOQ)
1/4
Shenzhen SiRON Electrical Co.,Ltd
15 yrs
·
5.0
Send Inquiry
Siron F611 Automatic Recognition Output NPN/PNP Reed Switch Magnetic Cylinder Sensor for Pneumatic Cylinder
US$
4.79
-
7.41
1 Piece
(MOQ)
Siron PNP NPN Type IP67 Waterproof Square Proximity Sensor Switch
US$
7.51
-
17.01
1 Piece
(MOQ)
Siron K022-3 Sensor Switch M18× 63mm Stainless Steel Proximity Switch for Punch Flywheel Position Detection
US$
11.10
-
15.88
1 Piece
(MOQ)
Siron K044-15 Smooth 34mm Diameter Plastic 2~25mm Liquid Detection Capacitive Sensor Switch
US$
46.92
1 Piece
(MOQ)
1/4
Yueqing Winston Electric Co., Ltd.
16 yrs
·
4.7
·
Trading Company
Send Inquiry
M18 No/Nc NPN/PNP Capacitive Proximity Sensor Switch with Ce
US$
5.20
-
5.98
2 Pieces
(MOQ)
Non-Flush NPN PNP No Proximity Switch
US$
4.15
-
8.73
1 Piece
(MOQ)
M18 NPN No Nc PNP No Nc Inductive Proximity Sensor Switch (LM18)
US$
4.50
-
6.80
10 Pieces
(MOQ)
Cmf37 Sn: 25mm NPN/PNP Capacitance Proximity Switch with Ce
US$
8.80
-
9.25
2 Pieces
(MOQ)
1/4
1
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