Electric Motorized Cordless Spring Mechanism Roller Shades Tubular Motor Producers

amy — Mon, 10 Nov 2025 09:07:35 +0000

Electric Motorized Cordless Spring Mechanism for Roller Shades — 32 mm Tubular Motor Producers

Item	Property name	Parameter	Explanation summary
1	Rated Torque	0.4 – 0.7 N·m	Stable output with an error of ≤ ±3%
2	Noise Level	≤ 40 dB	Ultra-quiet operation
3	Battery Capacity	2600 / 5200 mAh	6–9 months of battery life on a single charge

Electric Motorized Cordless Spring Mechanism for Roller Shades

Quick Summary

A technical, quiet, and durable drive designed for modern blinds. Built for OEM integration and cordless safety.

32 mm tubular motor • cordless spring logic Stable torque, <40 dB acoustic profile, and Type-C charging. This electric tubular motor pairs with a cordless spring mechanism to keep roller shades precise, quiet, and safe—without pull cords.

What makes it practical

Consistent output: torque consistency controlled within ±3% across batches.
Quiet motion: balanced assembly keeps operation below 40 dB under rated load.
Battery endurance: 2600/5200 mAh options, typical use 6–9 months per charge.
Smart control: RF remote, push-to-start, and optional Tuya/Zigbee/BLE/Wi-Fi gateways.
Install-friendly: LED feedback for pairing, limits, and low-battery prompts.

Engineering that stays quiet under load

Precision gearbox

Low-friction polymer-alloy gears with tuned meshing reduce vibration and keep torque delivery stable over frequent cycles.

Silent brake logic

Electromagnetic braking smooths start/stop transitions and protects delicate fabrics from snap or bounce.

Copper windings

High-purity copper coils manage temperature rise during continuous use and improve electrical efficiency.

Aluminum housing

Reinforced shell helps damp resonance and shields internals; compact profile suits small to medium shades.

Durability & protection

Cycle testing: validated over 15,000 full open/close cycles.
Thermal protection: auto pause on coil over-temperature; resumes when safe.
Ingress design: IP20 as standard; sealing designs available up to light humidity use cases.
Stall protection: automatic torque cut-off under overload conditions.

Control & integration

RF & cordless operation

Up to 15 channels (1–15; “A” for all). Push-to-start: a light double push on the bottom rail triggers motion—no cords involved.

LED logic: blue flash = power/operation; red flash ×2 = low battery; red/blue ×3 = setting success.

Smart-home ready

Optional gateways link with Tuya, Zigbee, BLE, or Wi-Fi to integrate with Alexa, Google Home, and Apple HomeKit (via Homebridge).

Technical specifications of Electric Motorized Cordless Spring Mechanism Roller Shades Tubular Motor Producers

Product Model NO.	Battery Capacity (mAh)	Charging Voltage (V)	“Rated Power (W)	“Rated Power (W)	Rated Tonnage (Nm)	Motor Length (mm)	Protection Rating (IP)
DT25B1/28-32X	2600	5	5	28	0.7	396	20
DT25B2/28-32X	5200	5	5	28	0.7	461	20
DT25B1/25-32B	2600	5	5	25	0.4	396	20
DT25B2/25-32B	5200	5	5	25	0.4	461	20

Operating temperature 0–40 °C · Typical endurance 6–9 months per full charge · Type-C / solar / power bank charging.

Applications

Cordless roller shades
Zebra / sheer shades
Honeycomb shades
Roman / Shangri-La
Residential and light-commercial projects

OEM/ODM

Private label, housing color, firmware/protocol options, and mechanical interface adjustments are available. Engineering support and remote training can be arranged for integrators and assembly teams.

Field feedback

In recent rollouts with a North American shades brand, end-user satisfaction rose while service calls dropped—mainly due to quieter motion and quicker setup using visual LED feedback and precise limit learning.

FAQ

1. What is a 32 mm Electric Motorized Cordless Spring Mechanism?

The 32 mm electric motorized cordless spring mechanism combines a DC tubular motor and a mechanical spring assist to provide smooth, balanced lifting for roller shades. The spring reduces motor load, improves torque stability, and eliminates safety risks associated with pull cords.

2. What are the typical technical parameters of the 32 mm tubular motor?

Rated Torque: 0.7 Nm
Rated Speed: 28 RPM
Power: 5 W
Battery Capacity: 2600 / 5200 mAh
Protection Class: IP20
Operating Temperature: 0–40 °C

3. How does the spring assist mechanism improve performance?

The spring mechanism balances gravitational force, reducing motor energy consumption during operation. This ensures longer battery life, quieter movement, and stable torque output even with heavier fabrics.

4. How long does the built-in battery last on a full charge?

When fully charged for 10 hours before first use, the motor can operate for 6–9 months under normal conditions. Red LED double-flash indicates low battery and prompts immediate charging.

5. Can I use solar charging or power banks?

Yes. The system supports Type-C USB charging via AC adapter, solar charger, or power bank. In “light-off charging mode,” the indicator LED stays off during charging for a discreet look.

6. How are the upper and lower limit positions set?

Use the R1 and P2 buttons to set top and bottom limits. The red and blue LEDs flashing alternately three times indicate successful learning or pairing. Repeat steps to reconfigure limits anytime.

7. What safety and protection features are included?

The 32 mm tubular motor offers low-battery protection, stall detection, and child-safe cordless operation. It complies with CPSC 16 CFR 1260 and EN 13120 standards to prevent cord loops and entanglement hazards.

8. Is this motor compatible with different shade types?

Yes. It is suitable for roller shades, zebra blinds, and honeycomb shades. Optional adapters are available for custom tube diameters such as 25 mm, 32 mm, and 38 mm systems.

9. How do I pair or remove a remote control?

Press the R1 button once to pair (LED flashes red + blue × 3). To delete all remotes, press R1 six times. The motor supports up to 15 control channels plus an “A” group mode for multi-motor control.

10. What maintenance is required for long-term use?

Recharge every 6 months, keep away from humidity, and avoid long button presses. Store after full charge and power-off (press R1 × 4) if unused for long periods to preserve battery health.

Send your tube size, fabric weight, and target control protocol. We’ll map the right model and accessories for your roller shades project.

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