RIDDER RW45-1-09 Motor Gearbox Greenhouse Ventilation Shade 120V/2.5A 120NM

( Brand: Ridder ), ( Manufacturer Part Number: RW45-1-09 ), ( Model: RIDDER RW45-1-09 ), ( Part Type: Motor ), ( Reversible/non-reversible: Reversible ), ( Current Type: Ac ), ( Rated Load: Hp ), ( Enclosure Type: Open ), ( Base Rpm: 1.2 ), ( Nominal Rated Input Voltage: 120 V ), ( Shaft Diameter: 1 3/8 In ), ( Ac Phase: Single Phase ), ( Country Of Origin: Netherlands )

Review RIDDER Rw45-1 Motor Gearbox Greenhouse Ventilation And Shade 120v/2.5a 120nm

The **Ridder RW45-1-09 motor gearbox** is a high-performance, precision-engineered solution designed specifically for demanding greenhouse ventilation and shade control applications, offering unmatched reliability and efficiency in automated climate regulation. This robust unit combines a **120V/2.5A** electric motor with a **120Nm torque** output, delivering the necessary power to handle heavy-duty operations such as rolling up or down large shade screens, opening and closing ventilation flaps, or managing automated curtain systems with ease. Built with Ridder s signature engineering excellence, this gearbox features a compact yet durable design optimized for seamless integration into greenhouse infrastructure, ensuring smooth and consistent operation even under prolonged use. Its **high-quality planetary gear system** provides exceptional torque transmission with minimal backlash, reducing wear and tear while maximizing operational precision critical for maintaining optimal temperature, humidity, and light control within agricultural environments. The motor is engineered for energy efficiency, operating quietly while consuming power judiciously, making it an ideal choice for both small-scale and large-scale greenhouse applications where reliability and performance are non-negotiable. Whether used in automated shade systems, ventilation louvers, or curtain mechanisms, this gearbox ensures long-term durability, low maintenance requirements, and precise control, ultimately enhancing crop productivity by creating an ideal growing environment. Its robust construction and corrosion-resistant materials further ensure longevity in varying climatic conditions, making it a versatile and dependable component for modern greenhouse automation.

### **Pros and Cons of buying a Ridder RW45-1-09 Motor Gearbox for Greenhouse Ventilation and Shade**

1. **High Torque and Power Output** The 120 Nm torque ensures reliable operation for heavy-duty greenhouse ventilation and shade systems, even with large fans or roller shades. This makes it suitable for larger or high-wind-load applications where weaker motors would struggle.

2. **Durable and Robust Construction** Ridder is a well-known brand in agricultural and greenhouse automation, known for producing high-quality, long-lasting gearboxes and motors. The gearbox is likely built to withstand continuous use in outdoor or semi-outdoor conditions.

3. **Compatibility with 120V/2.5A Systems** The motor is designed for standard household voltage (120V), making it easy to integrate into existing electrical setups without needing specialized wiring or transformers. The 2.5A current rating suggests it is efficient and won t overburden typical circuit breakers.

4. **Precision Gear Reduction** The gearbox provides smooth, controlled movement for shade systems, reducing wear on the motor and ensuring consistent operation over time. This is particularly useful for automated roller shades where jerky or uneven motion could damage the fabric.

5. **Versatile Applications** Beyond ventilation, this motor can be used for other greenhouse automation tasks like irrigation systems, misting fans, or automated doors, making it a flexible investment.

6. **Potential for Remote or Automated Control** If paired with a compatible controller (e.g., timers, sensors, or IoT devices), this motor can enable automated greenhouse management, improving efficiency and convenience.

7. **Warranty and Support** Ridder products often come with manufacturer warranties, and the brand has a reputation for good customer support, which can be valuable for troubleshooting or replacements.

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1. **Higher Upfront Cost** Compared to generic or lower-end motors, Ridder products are premium, which may make this a significant investment, especially for small-scale or hobbyist greenhouse setups.

2. **Potential Overkill for Small Systems** If your greenhouse ventilation or shade system is relatively light-duty (e.g., small fans or minimal shade coverage), the 120 Nm torque may be excessive, leading to unnecessary energy consumption and higher operational costs.

3. **Requires Proper Installation and Wiring** While the 120V/2.5A rating is standard, improper installation (e.g., incorrect wiring, lack of grounding, or overloading) could pose electrical hazards or reduce lifespan. This may require professional assistance, adding to costs.

4. **Maintenance Needs** Like all mechanical components, gearboxes can require periodic lubrication and inspection to prevent wear. Neglecting maintenance could lead to premature failure, especially in dusty or humid environments common in greenhouses.

5. **Limited Customization** The motor is a fixed unit with specific torque and speed ratios. If your application requires different performance characteristics (e.g., higher RPM for faster shade movement), you may need additional components (like pulleys or belts) to adapt it.

6. **Potential Compatibility Issues** Ensure the motor s shaft size, mounting holes, and control signals (if automated) match your existing setup. Mismatches could require custom adapters or modifications.

7. **Energy Consumption** While efficient, a high-torque motor will draw more power than a lighter-duty one. For off-grid or energy-conscious growers, this could increase electricity costs over time.

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The Ridder RW45-1-09 motor gearbox is an excellent choice for **large-scale or heavy-duty greenhouse ventilation and shade systems** where reliability, torque, and durability are critical. Its premium build quality, compatibility with standard voltage, and versatility make it a strong investment for professional or commercial growers. However, for **small-scale or lightweight applications**, the cost and power may be unnecessary, and a lower-torque alternative could suffice.

If you prioritize **longevity, performance, and ease of automation**, this motor is highly recommended. For **budget-conscious or minimalist setups**, weigh the pros and cons carefully against your specific needs.

- **Buy it if:** You need a robust, long-lasting solution for large fans, heavy roller shades, or automated greenhouse systems where reliability is non-negotiable.

- **Consider alternatives if:** Your setup is small, lightweight, or on a tight budget. Look for lower-torque motors (e.g., 30 60 Nm) from brands like **Husqvarna, Gardena, or generic agricultural motors** that may better match your requirements.

- **Pair it with:** A compatible controller (e.g., **Ridder s own automation systems, timers, or IoT hubs**) to maximize functionality.

- **Ensure proper installation:** If unsure, consult an electrician or greenhouse specialist to avoid voiding warranties or creating safety hazards.

Details:

Removed from a greenhouse Ridge Vent. Drive shaft is 1-3/8. Turned out that there issue was the motor controller, not. I personally tested this drive unit and set the limit switches which you can see on video.

This unit is heavy so note the shipping cost and to CONUS only please. Buyer will receive the complete motor-gearbox, shaft couplets and mounting plate shown in photos.

specifications oelemot:

• brand: Ridder
• mpn: Rw45-1-09
• model: Ridder Rw45-1-09
• part type: Motor
• reversible/non-reversible: Reversible
• current type: Ac
• rated load: Hp
• enclosure type: Open
• base rpm: 1.2
• nominal rated input voltage: 120 V
• shaft diameter: 1 3/8 In
• ac phase: Single Phase
• country of origin: Netherlands

returns oelemot:

• policy: No Returns

general oelemot:

• Industrial Automation Motion Controls > Electric Motors > General Purpose Motors
• condition: Used

offer oelemot:

• options: Ship-to-home
• quantity: 1
• started: June 4, 2026
• sold: 0
• availability: In Stock
• best offers: True

shipping oelemot:

• type: Fixed
• transit: 5-11 Days
• carrier: UPS
• cost: $59.00
• class: Standard
• service: UPS Ground

seller oelemot:

• city: Irvine, California
• rating: 100.0%
• # reviews: 473

payments oelemot:

• credit card: Visa
• other
• wallet: Google-pay