The Underground Trash Compaction Station is a medium-sized or large-scale waste treatment equipment that embeds the compression chamber entirely underground and only retains the ground disposal opening. Its core function is to address the waste treatment demands in densely populated urban areas, commercial complexes, scenic spots, transportation hubs, etc., where the ground space is limited and environmental requirements are high. The design logic is to transfer the waste treatment process to underground, while only retaining a convenient disposal interface on the ground, achieving hidden space, efficient treatment, and environmentally friendly operation.

Product Advantage
1. Land Conservation
Only 10-20 square meters of ground-level operating space is required, and the underground structure does not occupy construction land. The ground level can be repurposed as public space, such as green space, parking lots, and sidewalks.
2. Reduced Environmental Impact
Odor Control: The underground warehouse utilizes sealed and negative pressure deodorization, reducing odor leakage by over 90% compared to traditional waste handling stations. Noise Control: Compressors, fans, and other equipment are all located underground, minimizing surface noise. Visual Pollution: Only a simple loading port remains on the ground level, eliminating open-air garbage accumulation and blending seamlessly into the urban landscape.
3. Improved Processing Efficiency
Substantially Reduced Volume: Compression significantly reduces the volume of garbage, allowing for a single collection volume 2-4 times greater than traditional waste handling stations. Reduced Collection Shifts: For example, in a community of 1,000 households, traditional waste handling stations require 2-3 collections per day, while underground stations can collect waste every 2-3 days, reducing transportation costs.
Intelligent Management: Supports remote monitoring of waste levels and equipment status, preventing the occurrence of empty trucks leaving the warehouse or full trucks stagnating.
4. Enhanced Safety and Hygiene
Isolated Contact: Waste is handled entirely in a sealed underground space, preventing contact with pedestrians and pets and reducing the risk of bacterial transmission. Leak-proof Design: The storage silos utilize corrosion-resistant welding technology, and leachate is collected separately to prevent soil and groundwater contamination.
Technical Parameters
Model | ZYM-6 | ZYM-9 | ZYM-12 | ZYM-15 | ZYM-18 |
Volume (m ³) | 6 | 9 | 12 | 15 | 18 |
Tank Dimensions (L*W*H)(mm) | 3980*2210*2200 | 4770*2210*2200 | 5080*2260*2250 | 5560*2300*2300 | 6150*2480*2410 |
Power(kw) | 11 | 11 | 11 | 15 | 15 |
| Foundation measurement design Additional controls e.g. emergency stops Custom filling hopper Drainage system 2-phase discharge door opening mechanism Top hinged discharge door Ozone generator / cooler device (odor control) Bin lift (integrated / stationary) Lid opening system (hydraulic / electronic) Auto start system | ||||
Optional | Garbage Bins: 240L*4 / 660L*2 (Garbage bins can be used for sorting or storing garbage temporarily when the tank is transferred.) Pit Flushing: high-pressure large volume water flow flushing, 6 nozzles for one-time automatic flushing; 500L sewage collection tank; automatic sewage discharge by sewage pump. (This technology is protected by independent intellectual property rights.) Remote Monitoring | ||||
Product Effects

Lifting mode
Landing mode
Product Uses
Underground Trash Compaction Station is a sanitation facility in which the compression equipment and garbage storage bin are built entirely underground (only the feeding port or operation control room is retained on the ground). Its core advantages are high concealment, saving of ground space, and little interference with the surrounding environment. Therefore, it is mainly suitable for scenarios with tight land resources and high sensitivity to urban appearance and the environment.
Operation Procedure
Garbage Disposal: Residents or sanitation workers place loose garbage through the ground disposal opening into the underground storage bin;
Automatic Compression: When the amount of garbage in the bin reaches the set limit, the compression device activates and uses hydraulic push plates to compress the garbage;
Full Bin Warning: The intelligent system continuously monitors the height of the garbage in the bin. Once the bin is full, it sends a clearance warning to the sanitation department;
Transfer and Disposal: After the transfer vehicle arrives, the lifting device raises the compressed garbage blocks to the ground and directly loads them into the transfer vehicle, transporting them to final treatment sites such as landfills or incineration plants;
Cleaning and Reset: After the clearance is completed, the system automatically performs high-pressure flushing on the storage bin and activates the deodorization device to restore the initial state.
Custom Drop
According to customer needs, we can choose a variety of feeding port modes such as garbage sorting and dumping port, bucket tipping device, large garbage opening device, etc.,

Custom Floor Materials
The surface material can be arranged according to your surroundings, hiding the location of the compression station, ensuring smooth roads and achieving beautiful result.

Our Advantages
The system is equipped with automatic fire fighting, deodorization, ventilation and automatic clean facilities. Spray effecitvely reduces odor and disinfects, whose time and frenquency can be set up. High pressure water gun can rinse the surface of the tank and floor.
Our Services
Pre-sales & after-sales service
Pre-sales services:24-hour online service to provide you with convenient online remote service. With professional technical research and development personnel to provide you with personalized customized services, according to your needs for feasibility analysis, confirm the specifications parameters, as a technical assistant, in a timely manner for you to do a good job in the production of products to follow up, reliable quality testing and the necessary certificates to provide.
After-sales service:Online product installation tutorials, professional technical teacher online service, necessary door-to-door installation, core components warranty, the use of the process of Q&A, regular tracking of the use of equipment and so on.
You will receive our full range of personalized customized services, including to site design, packaging, equipment matching, customized procedures, etc,
When you purchase equipment from RNKJ. May wish you to start from a small transaction, experience the products and services from us.
FAQ
1. Who are we?
We are a professional manufacture, we have our own R&D team and sales team, we provide one-stop service.
2. How can we guarantee the quality?
Always have pre-production samples before mass production; Always have final inspection before shipment;
3. What can you buy from us?
Trash compactor,Underground garbage compactor,Underground collection system,Hook lift bin,Skip bin,Sweeper,sScrubber.
4. What services can we provide?
Customized bins are accepted.Someone will answer your questions at any time, 24 hours online.We will provide pre-sales and after-sales service
5.What shall we do if we do not have drawings?
Please send your sample to our factory, then we can copy or provide you better solutions. Please send us pictures or drafts with dimensions (Thickness, Length, Height, Width), CAD or 3D file will be made for you if placed order.
We are a professional manufacturer of sanitation machinery, providing customers with ex-factory prices and on-demand customization services. You can contact us via WhatsApp or email.
