China Good quality Constant Current Drive 65536 DOT/Spm Fws Freight Cabinet Case Elevator LED Screen with Hot selling

Product Description

Superior quality LED displays by FWS Led
All Sizes and Resolutions Available
Weatherproof: Made to Withstand Rain, Snow, and Any Weather
Customizable: We Can Create Any Size and Configuration
LED Rental Cabinet
Picture for 500 x 500 and 500 x 1000 Cabinet

Memorize Parameters including Brightness, Chroma Fixation Figures, and Module Parameters when power is cut.

     LED DISPLAYS MANUFACTURING FWS Led designs customized LED advertising screens for each project and client, so they are customized screens.    


  Parameters  P2.976 P3.91 P4.81
Technical parameter



Pixel Pitch 2.976mm 3.91mm 4.81mm
Module Definition 84W x 84H 64W×64H = 4096 52W× 52H = 2074
Cabinet Pixel Density 112896 Pixel/m^2 65536 Pixel/m2 43264 Pixel/m2
Driver Type  1/ 21 Scans  1/ 32 Scans  1/ 32 Scans 
Pixel Structrue SMD1921 3 in 1 LED 
Module Size 250mm × 250mm 
Module Weight 0.65KG
Module Maximun Power Dissipation ≤42W
Average Power Dissipation 450 W/sqm
Refresh Rate >1920HZ
Waterproof Rating  IP 65
Brightness ≥3500-4500

Pre-Sales Service
1) Your inquiry related to our products or price will be replied to in 24 hours.
2) Well-trained and experienced staff to answer all your inquiries in fluent English.
3) OEM&ODM, any your customized screen we can help you to design and put into product.
4) Distributorships are offered for your unique design and some of our current models.
5) Protection of your sales area, ideas of design, and all your private information.

After-Sales Service
1. Free training: 
You can send your engineers who know electronics and information to our factory and we provide free technical training, which contains training operation and maintenance of the LED display at our factory. We also offer the instruction manual, software, test report, drawing steel structure, and so on. 
2. Installation: 
We can offer you an engineer to install the LED display, but you have to offer him two-way air tickets and accommodation, and a visa. The engineer’s salary is $80/day, or we can CZPT you to install the screen by team-viewer remote control. 
3. After-Sales Service;
If you have any questions about our product, you can inform us by mail or call, and we will reply to you in 24 hours, and offer you a good solution for your problem.


Trade Terms
1)  Payment: T/T, usually 50% prepayment before production,
     50% balance to be paid before delivery, it also changes according to the total  quantity
2)  50% of the total price must be paid before production as a down payment. (T/T)
     The other 50% must reach the seller’s accounts on the delivery date, or the seller will hold the products. (T/T)
3)  Sample can be delivered in 10 days
4)  Shipping port: HangZhou, Mainland China
5)  Discounts are offered based on order quantities.

About Us

  Our company is named HangZhou FWS Technology Co., Ltd. was established in May 2008. It’s a high-tech enterprise which is specialized in researching, designing, manufacturing, and exporting all kinds of led displays. With qualified talents, high technology, and abundant funds, we have many offices and branches in most cities of China, so we can offer fast and perfect service to our clients.

              Our Company has a high-quality
experienced technicians and advanced modern production equipment; CZPT machine, injection molding machine, COB machine, high-temperature aging furnace, TABLE machine (point-by-point brightness debug) reflow soldering machine and several wave soldering machines, PCBA lines, automatic packaging production lines and 3,000sqm aging vertical testing stand. Fully implement strict ISO9001-2000 quality management, and strive to make every piece of LED displays, LED unit boards, modules, lighting to be the best, our products have passed the European CE, American UL certification and other related certifications.



Our Clients



Q1; How do you ship the goods and how long does it take to arrive?
A: We mostly accept FOB train terms, but we can help you order and arrange a shipping agent.
It usually takes 20-30 days on the sea. a few days for customs clearance.

Q2; Is it OK to print my logo on the products?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q3; Are you a manufacturer or trading company?
A: We are a professional OEM/ODM manufacturer specializing in the LED Display industry for more than 11 years.

Q4; How does your factory do regarding quality control?
A; Quality is a priority. Brighter people always attach great importance to quality control from the very beginning to the very end.
    We focus on every detail, Our factory has gained ISO9001, ISO14001, CE, RoHS, and FCC authentication.

Q5; Do you provide any free spare parts in each order?
A; Yes, a certain amount of spare parts will be provided for free, spare parts including modules,
    power cable, signal cable, LED lamp, IC, mask, power supply, receiving card, etc.

Q6; How about your Warranty Term?
A: 3-year warranty. Structure design, installation problem, program the screen, how to use the screen…don’t worry, we have a professional after-sale team to solve any questions after you placed an order. And your exclusive sales engineer will also help you get over any problems.

Q7; What is your best service?
A: One to 1 sales engineer to customer responsibility system. We will do:
1. Know your project and provide the best solution for it;
2. Track your order and let you know each step and detail of it;
3. Teach you how to install and use the screen;
4. Care about the subsequent use of your screen and ensure your after-sales service is well.


How to Identify a Faulty Drive Shaft

The most common problems associated with automotive driveshafts include clicking and rubbing noises. While driving, the noise from the driver’s seat is often noticeable. An experienced auto mechanic can easily identify whether the sound is coming from both sides or from 1 side. If you notice any of these signs, it’s time to send your car in for a proper diagnosis. Here’s a guide to determining if your car’s driveshaft is faulty:

Symptoms of Driveshaft Failure

If you’re having trouble turning your car, it’s time to check your vehicle’s driveshaft. A bad driveshaft can limit the overall control of your car, and you should fix it as soon as possible to avoid further problems. Other symptoms of a propshaft failure include strange noises from under the vehicle and difficulty shifting gears. Squeaking from under the vehicle is another sign of a faulty driveshaft.
If your driveshaft fails, your car will stop. Although the engine will still run, the wheels will not turn. You may hear strange noises from under the vehicle, but this is a rare symptom of a propshaft failure. However, you will have plenty of time to fix the problem. If you don’t hear any noise, the problem is not affecting your vehicle’s ability to move.
The most obvious signs of a driveshaft failure are dull sounds, squeaks or vibrations. If the drive shaft is unbalanced, it is likely to damage the transmission. It will require a trailer to remove it from your vehicle. Apart from that, it can also affect your car’s performance and require repairs. So if you hear these signs in your car, be sure to have it checked by a mechanic right away.

Drive shaft assembly

When designing a propshaft, the design should be based on the torque required to drive the vehicle. When this torque is too high, it can cause irreversible failure of the drive shaft. Therefore, a good drive shaft design should have a long service life. Here are some tips to help you design a good driveshaft. Some of the main components of the driveshaft are listed below.
Snap Ring: The snap ring is a removable part that secures the bearing cup assembly in the yoke cross hole. It also has a groove for locating the snap ring. Spline: A spline is a patented tubular machined element with a series of ridges that fit into the grooves of the mating piece. The bearing cup assembly consists of a shaft and end fittings.
U-joint: U-joint is required due to the angular displacement between the T-shaped housing and the pinion. This angle is especially large in raised 4x4s. The design of the U-joint must guarantee a constant rotational speed. Proper driveshaft design must account for the difference in angular velocity between the shafts. The T-bracket and output shaft are attached to the bearing caps at both ends.


Your vehicle has a set of U-joints on the driveshaft. If your vehicle needs to be replaced, you can do it yourself. You will need a hammer, ratchet and socket. In order to remove the U-joint, you must first remove the bearing cup. In some cases you will need to use a hammer to remove the bearing cup, you should be careful as you don’t want to damage the drive shaft. If you cannot remove the bearing cup, you can also use a vise to press it out.
There are 2 types of U-joints. One is held by a yoke and the other is held by a c-clamp. A full ring is safer and ideal for vehicles that are often used off-road. In some cases, a full circle can be used to repair a c-clamp u-joint.
In addition to excessive torque, extreme loads and improper lubrication are common causes of U-joint failure. The U-joint on the driveshaft can also be damaged if the engine is modified. If you are driving a vehicle with a heavily modified engine, it is not enough to replace the OE U-joint. In this case, it is important to take the time to properly lubricate these components as needed to keep them functional.

tube yoke

QU40866 Tube Yoke is a common replacement for damaged or damaged driveshaft tubes. They are desirably made of a metallic material, such as an aluminum alloy, and include a hollow portion with a lug structure at 1 end. Tube yokes can be manufactured using a variety of methods, including casting and forging. A common method involves drawing solid elements and machining them into the final shape. The resulting components are less expensive to produce, especially when compared to other forms.
The tube fork has a connection point to the driveshaft tube. The lug structure provides attachment points for the gimbal. Typically, the driveshaft tube is 5 inches in diameter and the lug structure is 4 inches in diameter. The lug structure also serves as a mounting point for the drive shaft. Once installed, Tube Yoke is easy to maintain. There are 2 types of lug structures: 1 is forged tube yoke and the other is welded.
Heavy-duty series drive shafts use bearing plates to secure the yoke to the U-joint. All other dimensions are secured with external snap rings. Yokes are usually machined to accept U-bolts. For some applications, grease fittings are used. This attachment is more suitable for off-road vehicles and performance vehicles.

end yoke

The end yoke of the drive shaft is an integral part of the drive train. Choosing a high-quality end yoke will help ensure long-term operation and prevent premature failure. Pat’s Driveline offers a complete line of automotive end yokes for power take-offs, differentials and auxiliary equipment. They can also measure your existing parts and provide you with high quality replacements.
A U-bolt is an industrial fastener with threaded legs. When used on a driveshaft, it provides greater stability in unstable terrain. You can purchase a U-bolt kit to secure the pinion carrier to the drive shaft. U-bolts also come with lock washers and nuts. Performance cars and off-road vehicles often use this type of attachment. But before you install it, you have to make sure the yoke is machined to accept it.
End yokes can be made of aluminum or steel and are designed to provide strength. It also offers special bolt styles for various applications. CZPT’s drivetrain is also stocked with a full line of automotive flange yokes. The company also produces custom flanged yokes for many popular brands. Since the company has a comprehensive line of replacement flange yokes, it can help you transform your drivetrain from non-serviceable to serviceable.


The first step in repairing or replacing an automotive driveshaft is to replace worn or damaged bushings. These bushings are located inside the drive shaft to provide a smooth, safe ride. The shaft rotates in a rubber sleeve. If a bushing needs to be replaced, you should first check the manual for recommendations. Some of these components may also need to be replaced, such as the clutch or swingarm.

China Good quality Constant Current Drive 65536 DOT/Spm Fws Freight Cabinet Case Elevator LED Screen   with Hot sellingChina Good quality Constant Current Drive 65536 DOT/Spm Fws Freight Cabinet Case Elevator LED Screen   with Hot selling