Belffin 12 Seats Sleeper Black
Belffin Oversized Modular Sectional Couch Sleeper Sofa Instruction Manual
Model: 12 Seats Sleeper Black
Important Safety Information
Please read and understand all instructions before assembly and use. Keep this manual for future reference.
- Keep away from open flames or high heat sources.
- Supervise children and pets to avoid entrapment risks.
- Ensure all components are securely fastened before use.
- Do not exceed the maximum weight limit of 3600 pounds.
Product Overview
The Belffin Oversized Modular Sectional Couch Sleeper Sofa is designed for versatility and comfort, featuring a premium velvet fabric and resilient cushions. Its modular design allows for various configurations to suit different living spaces and needs.

Figure 1: The Belffin 12-Seat Modular Sectional Couch in a large U-shape configuration, showcasing its spacious design and black velvet upholstery.
Setup and Assembly
Your Belffin modular sectional sofa will be delivered in 13 separate boxes for convenient handling. Assembly is straightforward and tool-free, typically taking about an hour with two people.
Package Contents:
- Modular seat units (12 total for this model)
- Armrests (as applicable per configuration)
- Ottoman modules (as applicable per configuration)
- All necessary tools and hardware for assembly are included within the packaging.
Assembly Steps:
- Unpack Components: Carefully unpack all 13 boxes. Identify each modular piece: armrest modules, armless seat modules, and ottoman modules.
- Position Modules: Arrange the individual modules in your desired configuration. The modular design allows for various layouts, including U-shaped, L-shaped, or separate seating arrangements.
- Connect Modules: Each module is equipped with component connectors. Align the connectors on adjacent modules and push them together firmly until they click into place. This ensures a secure and stable connection.
- Attach Armrests (if applicable): If your configuration includes armrests, attach them to the designated seat modules using the provided hardware.
- Final Check: Once all modules are connected, gently push and pull on the assembled sofa to ensure all connections are secure and the structure is stable.

Figure 2: Illustration of the modular components (armrest, armless seat, ottoman) and their effortless assembly process.

Figure 3: Detailed product dimensions, indicating overall size and individual module measurements for planning your space.
Video 1: A demonstration of how to modularize your room with the Belffin chenille modular couch, showcasing the ease of assembly and reconfiguration.
Operating and Features
The Belffin modular sectional offers exceptional flexibility and practical features for everyday living.
Reconfiguration:
Each part of the sectional can be separated and combined easily. This allows you to transform the couch into various settings such as a sofa bed, a U-shaped sectional, a corner sofa, or individual seating units, adapting to your current needs or room layout.

Figure 4: Examples of how the modular sofa can be reconfigured to create different layouts, from a large U-shape to a more compact arrangement.
Integrated Storage:
Each ottoman and seat module features hidden interior storage. Simply lift the cushion to access ample space for blankets, pillows, books, or other household items, helping to keep your living area organized.

Figure 5: View of the modular sofa with multiple storage compartments open, demonstrating the generous space available under each seat and ottoman.
Comfort and Durability:
The sofa is constructed with a strong solid wood frame for excellent stability and features resilient cushions with supportive pocket coils and soft multi-foam layers, ensuring comfort and maintaining shape with frequent use.

Figure 6: A person standing on a cushion to demonstrate the resilient nature of the sofa's supportive pocket coils and multi-foam layers.
Maintenance and Care
Proper care will extend the life and appearance of your Belffin sectional sofa.
Cleaning Instructions:
- For general cleaning, wipe the velvet upholstery with a damp cloth.
- For pet hair, the velvet exterior is easy to clean with a lint roller or a soft brush.
- Avoid harsh chemicals or abrasive cleaners, as these may damage the fabric.
- Spot clean spills immediately with a clean, dry cloth. Do not rub, but blot gently.

Figure 7: Demonstrating the ease of cleaning pet hair from the velvet upholstery using a lint roller, highlighting its pet-friendly design.
Troubleshooting
Should you encounter any issues with your Belffin modular sectional, please refer to the following common solutions or contact customer support.
Common Issues:
- Modules not connecting securely: Ensure the connectors are properly aligned and push firmly until a click is heard. Check for any obstructions.
- Slight firmness initially: New cushions may feel firm at first. Regular use will help them soften and conform over time.
- Fabric creasing: Velvet fabric may show pressure marks or creasing. Gently brush the fabric in the direction of the pile to smooth it out.
If problems persist or you have concerns not addressed here, please contact Belffin Customer Support for assistance.
Specifications
| Feature | Detail |
|---|---|
| Brand | Belffin |
| Model | 12 Seats Sleeper Black |
| Assembly Required | Yes |
| Recommended Assembly Persons | 2 |
| Product Dimensions (D x W x H) | 85.2"D x 112.6"W x 36.2"H |
| Seat Depth | 70.9 inches |
| Seat Height | 18.9 Inches |
| Weight Limit | 3600 Pounds |
| Type | Sectional |
| Color | Black |
| Special Feature | Storage, Tools Free Assembly |
| Upholstery Fabric Type | Velvet |
| Room Type | Baseroom, Family Room, Living Room |
| Number of Pieces | 13 |
| Indoor Outdoor Usage | Indoor |
| Orientation | Modular |
| Frame Material Type | Wood |
| Product Care Instructions | Wipe with Damp Cloth |
| Seat Fill Material | Foam |
| Furniture Leg Material | Wood |
| Item Firmness Description | Plush |
Warranty and Support
Belffin is committed to providing quality products and customer satisfaction.
Return Policy:
- Enjoy 30-day easy returns for refund or replacement.
Protection Plans:
- Optional 2-Year Protection Plan available.
- Optional 3-Year Protection Plan available.
- Optional Complete Protect plan (monthly billing) covers eligible past and future purchases.
Customer Support:
For any inquiries, assistance with assembly, or troubleshooting, please contact Belffin US customer support. Your product ships directly from Belffin US.
For more information, visit the Belffin Store on Amazon.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.