Gold Member Since 2015
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Yueqing Nanma Electrical Co., Ltd.

Limit Switch, Switch, Waterproof Limit Switch manufacturer / supplier in China, offering IP67 Underwanter Electrical Limit Switch, Height Limit Switch, Construction Machinery Spare Parts for XCMG Crane, Rt-13b Spdt on-off-on Type 3-Way Magnetic Toggle Switch and so on.

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Supplier Homepage Product Limit switches IP67 Underwanter Electrical Limit Switch

IP67 Underwanter Electrical Limit Switch

Purchase Qty.:
1-99 100+
FOB Unit Price: US $1 US $0.8
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $1
100+ US $0.8
Get Latest Price
Production Capacity: 50, 000PCS/Month
Transport Package: 10PCS in One Box and 100 in One Carton
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: TZ3102
  • Number of Switch: Double Control Switch
  • Size: Small-Sized
  • Breaking Capacity: DC
  • Application: for Boat
  • Certification: CE
  • Life: 15,000,000 Times
  • Material: Aluminum
  • Specification: CE
  • HS Code: 85389000
  • Pressing Type: Spring Roller
  • Protection: Waterproof
  • Environment: ﹤250℃
  • Breaking Form: Single Type
  • Brand: Chnanma
  • IP: 67
  • Operating Frequency: 120 Times/Min
  • Trademark: Chnanma or OEM is approved
  • Origin: China
Product Description

Product Description

Product Description
TZ-3 Series Waterproof Limit Switch
* Double-loop type Limit switch for multiple applications.
* Rugged aluminum alloy diecast housing.
* Hight mechanical strength
* Oil resistance,Waterproof and dustproof structure

OF Max.1200gf(11.77N)580gf (5.69N)1200gf (11.77N)1800gf (17.65N)1800gf (17.65N)1800gf (17.65N)150gf (1.47N)
Rf Min.450gf(4.41N)150gf (1.47N)450gf (4.41N)450gf (4.41N)450gf (4.41N)450gf (4.41N)-
PT Max.1.8mm251.8mm1.8mm1.8mm1.8mm15°
OT Min.3mm403mm3mm3mm3mm-
MD Max.0.2mm30.2mm0.2mm0.2mm0.2mm-
OP15.7+-1mm28.5+-1mm28.5+-1mm -28.5+-1mm24.9+-1mm34.3+-1mm34.3+-1mm-


Rated voltage
Non-inductive loadInductive load
Resistance LoadLamp loadInductive LoadMotor Load
125 VAC5(0.1)1.50.732.51.3
250 VAC310.521.50.8
8 VDC5(0.1)2543
14 VDC5(0.1)2443
30 VDC4(0.1)2333
125 VDC0.
250 VDC0.
Note: Product with spring,its usable range of operating part is within one third of the whole spring length from the front end of spring.


5A 125V,3A 250VAC
Operating speed1mm~1m/s
Operating frequencyMechanical:120 operations/min.Electrical:30 operations/min.
Contact resistance15mΩ Max.(initial)
Inslation resistance100mΩ min. (at 500VDC)
Dielectric strength1000VAC,50/60 Hz for 1 minute between terminals of the same polarity.
1500VAC,50/60 Hz for minute between current-carrying and non-current-carrying metal parts.
1500VAC,50/60 Hz for 1 minute between each terminal and ground.
Vibration Frequency10 to 55Hz,1.5mm double amplitude.
ShockMechanical:Approx.1000m/S^2 (Approx.100G'S)
Electrical:Approx.500m/S^2 (Approx.50G'S)
Ambienttemperature -10ºC~+70ºC(with no icing)
Humidity<95% RH
LifeMechanical:10,000,000 operations/min.
Electrical:200,000 operations/min.
WeightApprox.360g(cable length 3m)
Approx.540g (cable length 5m)
Degree of protectionIP67

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