1. Product Overview
The Marsail NS3 Queen Adjustable Bed Base is a smart bed frame designed for enhanced comfort and convenience. It features dual motors for independent head and leg adjustments, allowing users to find optimal positions for various activities such as reading, watching television, or alleviating discomfort. The base includes integrated USB ports for device charging and offers customizable height options. Its robust construction ensures durability and compatibility with various mattress types.

Image 1.1: The Marsail NS3 Queen Adjustable Bed Base, showcasing its sturdy metal frame and adjustable sections.
2. Safety Information
Please read and understand all safety instructions before operating this adjustable bed base. Failure to follow these instructions may result in injury or damage to the product.
- Weight Capacity: Do not load more than 750 pounds on the bed base. Exceeding this limit can compromise the structural integrity and functionality.
- Assembly: Follow assembly instructions carefully to avoid instability. Ensure all components are securely fastened before use.
- Clearance: Ensure there is adequate clearance around the bed base during operation to prevent pinching or crushing hazards. Keep children and pets away from moving parts.
- Power Cord: Do not place the power cord in a position where it can be pinched, cut, or walked on. Avoid placing heavy objects on the cord.
- Liquid Exposure: Do not expose the control unit, motors, or remote control to water or other liquids.
- Medical Devices: Individuals with pacemakers or other medical devices should consult their physician before using this product, as the motors may interfere with certain devices.
3. Components List
Before beginning assembly, verify that all components are present and undamaged. If any parts are missing or damaged, please contact customer support.
- Adjustable Bed Frame Sections (Head and Foot)
- Support Legs (with adjustable height options)
- Dual Motors (pre-installed)
- Control Box (pre-installed)
- Wired Remote Control
- Power Adapter and Cord
- Mattress Retainer Bar
- Assembly Hardware (bolts, washers, nuts)
- Installation Manual (this document)
4. Setup and Assembly
The Marsail NS3 bed base is designed for quick and easy assembly, typically completed within minutes.
- Unpack Components: Carefully remove all parts from the packaging and lay them out on a clean, flat surface. Ensure all listed components from Section 3 are present.
- Unfold Frame: Gently unfold the bed frame sections. The dual motors and control box are typically pre-installed.
- Attach Legs: Screw the support legs into the designated threaded receivers on the frame. Ensure they are tightened securely.
- Adjust Height (Optional): The legs offer 3 height options (8", 10", 13"). Adjust the leg height by adding or removing the extension pieces as desired. This allows for customized bed height and under-bed storage space.

Image 4.1: Illustration of the three adjustable height options for the bed base legs.
- Install Mattress Retainer Bar: Attach the mattress retainer bar at the foot of the bed to prevent the mattress from sliding during adjustments.
- Connect Power: Plug the power adapter into the control box and then into a grounded electrical outlet.
- Place Mattress: Carefully place your mattress (memory foam, hybrid, latex, or spring, 8-14" thick) onto the assembled bed base.

Image 4.2: The bed base frame demonstrating its smooth and quiet lifting capability during adjustment.
5. Operating Instructions
The Marsail NS3 bed base is operated using the included wired remote control.
5.1. Remote Control Functions

Image 5.1: The wired remote control, designed for convenient access and operation of the bed base.
- Head Up/Down: Buttons to raise or lower the head section of the bed. The head section can adjust from 0 to 60 degrees.
- Foot Up/Down: Buttons to raise or lower the foot section of the bed. The foot section can adjust from 0 to 40 degrees.
- Flat: Returns the bed to a completely flat position.
- Zero Gravity: Pre-programmed position that elevates the head and feet to create a feeling of weightlessness, promoting circulation and reducing pressure on the back.
- Anti-Snore: Pre-programmed position that slightly elevates the head to open airways, potentially reducing snoring.
- Memory Presets (if applicable): Some models may include programmable memory buttons to save your favorite positions. Refer to specific remote instructions if present.

Image 5.2: The bed base demonstrating its ability to raise head and feet independently or together.
5.2. USB Charging Ports
The Marsail NS3 bed base is equipped with four USB ports (two USB-C and two USB-A) with a combined power output of 20W, located on each side of the bed. These ports allow you to conveniently charge your electronic devices, such as smartphones and tablets, while in bed.
6. Maintenance
Regular maintenance helps ensure the longevity and optimal performance of your adjustable bed base.
- Cleaning: Wipe the metal frame with a damp cloth and mild detergent. Avoid abrasive cleaners or solvents. Ensure the bed base is unplugged before cleaning.
- Motor Inspection: Periodically check the motor and electrical connections for any signs of wear or damage. Do not attempt to open or service the motor units yourself.
- Fasteners: Occasionally check all bolts and fasteners to ensure they remain tight. Retighten if necessary.
- Clearance: Ensure no objects are obstructing the movement of the bed base or motors.
7. Troubleshooting
If you encounter issues with your Marsail NS3 adjustable bed base, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Bed does not operate. | No power, loose connection, remote issue. |
|
| Motor makes noise but bed does not move. | Obstruction, weight overload. |
|
| USB ports not charging. | No power, device compatibility. |
|
If the problem persists after attempting these solutions, please contact Marsail customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | N-MSABB01B-Q3 |
| Size | Queen |
| Product Dimensions (L x W x H) | 78.74" x 58.27" x 14.65" (Adjustable Height) |
| Item Weight | 85.6 pounds |
| Weight Capacity | 750 pounds (approximate, including mattress and occupants) |
| Motor Type | Dual Motor System |
| Head Adjustment Angle | 0-60 degrees |
| Foot Adjustment Angle | 0-40 degrees |
| Height Options | 8", 10", 13" |
| USB Ports | 4 (USB-C and USB-A combined 20W output) |
| Compatible Mattress Sizes | Queen (8-14" thickness recommended) |
| Assembly Required | Yes (minimal, 3-minute assembly) |
| Color | Black |
| UPC | 840478816136 |
9. Warranty and Support
Marsail stands behind the quality of its products.
- Warranty: The Marsail NS3 Queen Adjustable Bed Base is backed by a 1-year worry-free warranty. This warranty covers manufacturing defects and ensures reliable operation under normal use.
- Customer Support: For any questions, technical assistance, or warranty claims, please contact Marsail customer support. Refer to the product packaging or Marsail's official website for the most current contact information.


