We specialize in providing various parts for tower cranes and construction hoists, 
offering one-stop service. Our advantages are good prices and extremely high quality
If you have any needs for complete machines or parts, you can click on the "Contact Us" button on the right

loading

Share to:
sharethis sharing button

High Qualiry Construction Passenger Hoist Door Limit Switch Price on Sale

  • High Reliability – Industrial-grade components with anti-interference design guarantee long-term stable operation and reduced failure risk.
  • Strong Compatibility – Compatible with various construction hoist brands and control systems, supporting customized installation.
Availability:
Quantity:
  • standard

  • GJJ

  • 8431310090

  • Preventing oil,water and pressure;

  • Double-circuit form,quick action slow motion optional,line with direct opening action operation structure;

  • Variety of levers;

  • Widely used in Mechanical equipment,automatic machine,and instrument,electro motion tool etc.

Item Data
Rating load AC-15 3A/240VAC   0.27A/250VDC
Operation speed 1mm-1m/s
Operation frequency Mechanical 120times/min
Electrical 30 times/min
Contact resistance ≤25mΩ
Insulation resistance ≥100mΩ DC500V
Withstand voltage Non-connection wire 1000VAC
Every terminal 1500VAC
Vibration Misoperation 10-55Hz Amplitude 1.5mm
Impact Durable 1000m/s²
Misoperation 300m/s²
Operating life Electrical 100,000 above
Mechanical 1000,000 above
Protection degree IP65
Operating temperature -10°C ∼ +70°C
Operating humidity <85%

door limit switch

SYM Hoist&Tower Crane Equipment is the professional crane and lift platform manufacturer in China . We supply all kinds of original spare parts for tower crane.

We design,manufacture,installation,repair ,maintenance, trade and export following products:

>
TopKit Tower Cranes, Topless Tower Cranes, Building Hoists etc.

>Mast section,Fixing Angle,Cabin,Electrical Parts etc.


Our Advantages

1) 100% originals parts

2) More 20+ experience

3) Protect the rights of our clients, from pre-sales to after-sales process


FAQ

Q1: Are you a trading company or a factory?
A1: We are  factory.

Q2: How about the installation?
A2: Engineer could be sent to your site for installing and inspection.

Q3: How long is your delivery time?
A3:Generally 7-15 days after advance payment.


Q4: Do you test all your goods before delivery?
A4: Yes, we have 100% test before delivery.

Q5: Is it convenient to see visit your factory ?
A5: Yes,we welcome every customer to visit our company. We also supply to visit our factory by live stream.

Q6: What certificates do you have?
A6: CE, TUV, ISO9001


Q7: What info should I provide with the inquiry?

A7: Quantity,Model


contact

Previous: 
Next: 

Quick Links

Contact Us
ADD : Ruibao Oriental Mansion, Sanyi street, Hunnan district, Shenyang , China
TEL : 0086-24-84317130
WEB : www.symtowercrane.com
EMAIL : enquiry@symtowercrane.com
Your Advice
Copyright 2025SYM HOIST & TOWER CRANE EQUIPMENT CO.,LTD All Rights