Hydraulic Bollard
  • Products Details

With strong ability of product research and development, Shenzhen Zento Traffic Equipment Co., Ltd. ensures new products are launched on a regular basis. Our new product ZT K4 Crash Rated traffic street Cast Iron Safety Road Hydraulic Automatic Retractable Bollard for Parking Stop Barrier is a totally new series and has different features. Shenzhen Zento Traffic Equipment Co., Ltd. is dedicated to ensuring that you receive a top class service, every time. In the future, Shenzhen Zento Traffic Equipment Co., Ltd. will make full use of the wisdom of our talents and update our technologies to keep up with the trends, to make our dream of being a world-famous company come true.

Place of Origin:Guangdong, ChinaBrand Name:Zento
Raising/lowering speed:3-6s(adjustable)Diameter:275/220mm
raised height:600-800mm(optional)Material:304 stainless steel
Control mode:remote controlsystem control:hydraulic and electric control
Working temperature:-30℃~+75℃Embedded cylinder depth:1100mm
Lamp belt:LED lamp(Acrylic light circle)weight:100-155kg

ZT K4 Crash Rated traffic street Cast Iron Safety Road Hydraulic Automatic Retractable Bollard for Parking Stop Barrier

Product Description



Automatic pneumatic bollard,controlled by electricity,rise/fall automatically.It uses air as power and it is environment-friendly product.It can achieve unfied control,assembled power, and it is easy to operate.With high speed and high impact strength.It belongs to the high-security product.


High security and anti-collision ability

Pneumatic air pump in control cabinet could procide large power safely for a long time.

Electronic control, automatic rise/fall

High system independence

Reflective band

Various color options for Glossee aveolate reflective band; only need weak light to be clearly visible at night.

Materials Available

304 stainless steel, 316 stainless steel and carbon steel with electrophoresis spray paint.


Anti-skid flange with unique some pattern design. Compatible with various road surface styles. Built-in PA orientation.

Top cap

Its simple integration design is compatible with all kinds of architectural style. Excellent workmanship is amenable to any close attack.


Body cylinder Material 304 stainless steel
Outer cylinder diameter 325mm
Body Thickness 6mm
Body Diameter 219mm(+1)
Surface finis  Drawing / polishing / painting
Body height 600mm
Embedded cylinder depth 1100mm
Weight 50kg
Embedded cylinder material 5mm thickness carbon steel with powder coating or zinc coating surface finish
Reflective Strip Available
Flashing light Customized
Work frequency 1500 cycles /day
Service life 10-15years
Impact Resistance More than 60,000 joules
Bearing Capacity More than 40 ton
Level of noise Less than 60 decibel
Control method Cable button or wireless remote
Rising/lowering speed 3s-6s(adjustable)
Movement electric hydraulic
Installation Cemented into the ground
Power Supply 380V(control voltage 24V)
System Dynamic Power 3.7Kw
Protection standard IP67 anti-water, anti-shock, anti-dust,antiimpact


1. Automatically raise/lower/stop.The automated bollards adopt a heavy duty hydraulic power pack and operate by integrated control.Easy to install and operate. Built-in led flashing lights and reflective tap in the bollard head to ensure visibility and safety.

2. Variable frequency controller. Adopt variable frequency controller,the raise/lower speed 3-6s is adjustable.It can stop emergently during raising/lowering process. The control signal is electric transmission, quick and reliable.

3. Firm foundation plate.Thicken seamless 304 stainless steel with strong bearing capacity more than 40 tons. Rust protection and distortion resistance.

4. Built-in valve.In case of emergent issue for example power failure, the obstacle can be lowered by relief valve manually to make sure the passage of pedestrians and vehicles in not affected.

5. Adopt high quality great power motor, the bollards can raise/lower speedy,work stable and durable with 1500 cycles working frequency per day.The motor can be disassembled for easy maintenance.

6. Multiple security protection.Use high pressure air rifle to seal up the vent,the motor can work when soaked in water with electricity leakage protector.



With a major dissuasive effect in upright position, The automatic bollards are designed for Security and access control for sensitive sites. They are used to define or prevent the stationing or transit of vehicles in pedestrian or private areas. Recommended for use in a variety of applications, from private residential to public realm schemes, the bollards’ pleasing aesthetics allow for near seamless integration into the surrounding area, whilst a high duty cycle hydraulic pump ensures lasting performance. The hydraulic rising bollards are designed for high security vehicle entrances, army, industrial, governmental and commercial buildings or streets which are closed to vehicle traffic between certain hours of the day

Company Information
Shenzhen Zento Traffic Equipment Co., Ltd, founded in 2004, is a professional enterprises which engaged in the R&D, large-scale production and sales of high-tech innovative security and protection products around the world. As the pioneer of intelligent security system industry, our team is committed to innovative high quality products and services. Our company’s products covers the intelligent parking lot system, automatic access control system, intelligent turnstile system of dozens of smart products. Our products export to more than 50 countries around the world such as Africa, southeast Asia, the Middle East, Europe and the United States. Welcome to choose us as your long-term partner.

Q1. What is your terms of payment?

A: T/T,L/C, E-checking, West Union, Paypal, Credit card are all available.30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.


Q2. How about your delivery time?

A: Generally, For bollards and movable barriers, it will take 5 to 7 days after receiving your advance payment. For road block and tyre killers, it will take 10-15 days. The specific delivery time depends on the customized requirements and the quantity of your order.



Q3.How about your after-sale service and warranty?

A:We provide lifelong after-sale service and technical support, one year warranty. Please always feel free to contact us if you meet any operation problem


Q4.How to install and maintain the equipment?

A:Our professional engineer will help provide draft construction design according to your specific on site condition. Related installation video show can also be provided. No need special maintenance, our security equipment can be installed indoor or harsh outdoor environment, they can work in good service condition as long as no deliberately sabotage.


Q5.Why your price is much higher than the same products of other suppliers?

A:As I know, our price is not high and very competitive in the market. There may be cheaper price than ours, I believe there will be difference on material, specification or quality.We are always making efforts to provide the customers best quality product with most favorable price.











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The products cover the domestic market with its excellent quality and are exported to Europe, North America and other developed countries and developing countries in Southeast Asia, Africa, the Middle East and so on.

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