Malibu Stardust™ M5-300W-12V 12V 300W Class 2 Multi-Channel 5-in-1 Dimmable Junction Box LED Driver
The Malibu M5-300W-12V is a Class 2 LED driver engineered for professional and commercial LED lighting systems. It combines advanced performance, versatility, and durability to deliver ultra-smooth, flicker-free dimming across a variety of applications. This driver supports 5-in-1 dimming technologies—including TRIAC (forward-phase and reverse-phase), 0-10V, 1-10V, Potentiometer, and 10V PWM—to provide precise lighting control. Encased in a rugged NEMA 4X-rated metal housing, it is designed for reliable operation in wet, damp, and dry environments, making it suitable for both indoor and outdoor installations. For complete technical details, please refer to the spec sheet.
Key Features
- Multi-Channel Power: Four independent channels, each delivering 75W for a total output of 300W.
- 5-in-1 Dimming Technology: Supports TRIAC (forward-phase and reverse-phase), 0-10V, 1-10V, Potentiometer, and 10V PWM dimming systems.
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Ultra-Smooth Dimming:
- Voltage Reduce mode offers dimming from 100% to 0.01%.
- PWM mode provides dimming from 100% to 0.1% for flicker-free performance.
- Constant Voltage Output: Maintains stable voltage with a ±0.5V tolerance and ±0.5% regulation to protect LED fixtures and extend their lifespan.
- Energy Efficiency: Operates at up to 92% efficiency at 277VAC and 90% at 120VAC, reducing energy consumption and operational costs.
- Durable Construction: Rugged NEMA 4X-rated metal housing provides protection in wet, damp, and dry environments.
- Robust Safety Protections: Built-in safeguards include overload, short circuit, and over-temperature protections for secure operation.
- Low-Load Capability: Works efficiently with loads ranging from 0.01% to 100%, accommodating a wide variety of LED fixtures.
- Clamshell Junction Box Design: Features a low-profile, flexible wiring compartment for convenient AC and DC wiring adjustments.
- Certified Quality: Meets UL, cUL, FCC, and RoHS standards for trusted performance.
- Compact and Lightweight: Dimensions of 11.38" x 5.2" x 1.67" and a weight of 4.63 lbs allow for easy installation.
- Extended Warranty: Backed by a 7-year manufacturer warranty for long-term reliability.
Product Advantages
- Comprehensive dimming compatibility for maximum flexibility in lighting control.
- Flicker-free performance that minimizes visual strain and enhances lighting quality.
- Energy savings through high efficiency and low harmonic distortion (<20%).
- Durability in harsh environments with consistent performance.
- Ease of installation thanks to the innovative clamshell junction box design.
Ideal Applications
- LED linear and tape lighting
- Architectural lighting
- Moving signs and displays
- Residential and commercial lighting systems
Specifications
- Input Voltage Range: 120-277VAC
- Efficiency: Up to 92% at full load
- Power Factor: >0.95 at full load
- Output Voltage: 12V DC
- Rated Power: 300W (75W per channel)
- Voltage Tolerance: ±0.5V
- Load Regulation: ±1%
- Safety Certifications: UL, cUL, FCC, RoHS
- Dimensions: 11.38" x 5.2" x 1.67"
- Weight: 4.63 lbs
FAQs
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What dimming methods are supported?
This driver is compatible with TRIAC (forward-phase and reverse-phase), 0-10V, 1-10V, Potentiometer, and 10V PWM dimming technologies. -
Can this driver be used outdoors?
Yes, the rugged NEMA 4X-rated metal housing is designed for reliable operation in wet, damp, and dry environments. -
What safety features does the driver include?
It features built-in overload, short circuit, and over-temperature protections to ensure secure operation. -
What is the dimming range?
Voltage Reduce mode offers dimming from 100% to 0.01%, while PWM mode provides dimming from 100% to 0.1%, delivering ultra-deep, flicker-free control.
Pickup available at Malibu
Usually ready in 24 hours
Frequently asked questions
Still looking for an answer?
How do I become a distributor?
Becoming a Malibu distributor is simple. Contact our sales team with your company information, and we'll review your application. Once approved, you'll receive distributor pricing, dedicated support, and access to exclusive promotions.
What is your prepaid freight allowance?
Prepaid freight is based on your shipping destination and order total.
- Pacific Region – $2,000+
- Mountain Region – $4,000+
- Central Region – $5,000+
- Eastern Region – $6,000+
- Alaska – $6,000+
How fast do you ship?
Most in-stock orders ship the same business day or within one business day. Standard ground transit is typically 1–6 business days depending on destination.
Where do your orders ship from?
Malibu products ship from our Los Angeles, California distribution center.
Are your products in stock?
Yes. We maintain inventory on our core product lines. If an item is temporarily unavailable, our team can provide an estimated restock date or place it on backorder.
Do you offer drop shipping?
Yes. We can ship directly to your customer, job site, or branch location.
Can I order less than a full case?
Many products are available in broken case quantities, while some items are sold in full-case quantities. Contact us for product-specific packaging information.
Are your products UL or ETL listed?
Yes. Malibu products are UL Listed or ETL Listed where applicable. Certification details are included on each product's specification sheet.
Do you provide specification sheets and installation instructions?
Yes. Product specification sheets, dimensions, certifications, and installation instructions are available for most Malibu products.
Do your products have a warranty?
Yes. Malibu products are backed by a manufacturer's 5 year warranty against defects in materials and workmanship.
Do you offer rebates?
Yes. rebates and special programs are available throughout the year. Contact your sales representative for current offers.
Do you price match?
We review competitive quotes on comparable products and work to provide the best possible value whenever possible.
What is your retrun policy?
Unused, uninstalled products in their original packaging may be returned within 1 year. Please contact Customer Service for an RMA before returning merchandise.
How can I contact technical support?
Our knowledgeable sales and technical support team is available Monday through Friday to assist with product selection, installation questions, code compliance, and project recommendations.
Do you offer volume discounts or project pricing?
Yes. We offer competitive volume pricing and special project pricing for qualifying projects. Contact our sales team for a quote.
Who do you sell to?
Malibu sells exclusively to electrical supply distributors throughout the US. We do not sell directly to contractors, electricians, or the general public.
If you're looking to purchase Malibu products, contact us and we'll be happy to help you find an authorized distributor that stocks Malibu products in your area.


