Labnet Orbit 1900 High Capacity Lab Shaker Review

One Tool, Many Questions: The Labnet Orbit 1900 High Capacity Lab Shaker

The Labnet Orbit 1900 High Capacity Lab Shaker from Labnet isn’t your average lab appliance; it’s a workhorse designed for the serious researcher or industrial lab requiring consistent, reliable shaking for heavy loads. Its ability to handle large volumes and continuous operation sets it apart. This makes it suitable for demanding applications like cell culture, solubility studies, and large-scale mixing.

My quest for a robust shaker stemmed from a frustrating experience with smaller, less powerful units that couldn’t handle our increasing workload. We were frequently overloading our existing shakers. This resulted in inconsistent results and premature equipment failure. The Labnet Orbit 1900 promised a solution to these bottlenecks.

Unboxing the Labnet Orbit 1900 revealed a solid, well-built machine. Its weight (46.2 lbs/21 kg) immediately conveyed a sense of durability. The materials felt industrial-grade, and the counter-balanced drive system hinted at smooth, vibration-free operation.

Compared to the Eppendorf Innova 2000 or the Thermo Scientific MaxQ 4000, the Labnet Orbit 1900 distinguished itself with its focus on high capacity and heavy-duty construction at a more accessible price point. While the others are excellent shakers, their price made it prohibitive to buy enough units to accommodate our throughput needs. I chose the Labnet Orbit 1900 because of its blend of capacity, durability, and value.

My first impression was one of cautious optimism. The unit appeared well-engineered and capable. I was eager to see if it could live up to its promise of continuous duty and heavy load capacity without sacrificing precision.

Real-World Testing: Putting Labnet Orbit 1900 High Capacity Lab Shaker to the Test

First Use Experience

I tested the Labnet Orbit 1900 High Capacity Lab Shaker in our microbiology lab, specifically for culturing large volumes of bacteria for downstream protein purification. It was important to maintain consistent aeration and mixing. I set it up inside a Labnet High Performance 611 Series Incubator at 37°C.

The shaker performed flawlessly even with uneven weight distribution of different Erlenmeyer flasks. I ran it for 24 hours straight without any noticeable increase in noise or vibration. Operation was easy, requiring minimal familiarization with the digital timer and speed controls.

The only minor issue was the analog knob for adjusting speed; it felt a bit less precise than a digital input. Otherwise, the initial use was extremely positive.

Extended Use & Reliability

After three months of near-daily use, the Labnet Orbit 1900 continues to impress. Its performance has remained consistent, and I haven’t observed any signs of wear and tear. It shows that the Labnet Orbit 1900 High Capacity Lab Shaker is designed for long-term continuous use.

Cleaning is simple. Spills are easily wiped away from the platform and the shaker body. The robust construction gives me confidence that it will withstand years of use.

Compared to our previous shakers, which often struggled with heavier loads and required frequent maintenance, the Labnet Orbit 1900 has been a significant upgrade. It has demonstrably improved our workflow and reduced downtime.

Breaking Down the Features of Labnet Orbit 1900 High Capacity Lab Shaker

Specifications

• Speed Range: 25 – 300 rpm. This broad range accommodates a wide variety of applications, from gentle mixing to vigorous aeration.

• Timer: 0 to 99 minutes or continuous. The timer function is crucial for precise control and unattended operation.

• Motion/Orbit Size: Horizontally circular, 19 mm. The 19mm orbit provides effective mixing without excessive shear stress.

• Maximum Load: 22 lb/10 kg. This high capacity is a key selling point, allowing for simultaneous shaking of multiple large containers.

• Ambient Operating Range: +4° to 65°C. The shaker’s ability to function in a wide temperature range makes it suitable for use in incubators and cold rooms.

• Dimensions (W x D x H): 15.3 x 16.8 x 6.2 inches/38.9 x 42.7 x 15.8 cm. Its compact footprint optimizes space utilization in the lab.

• Weight: 46.2 lb/21 kg. The weight reflects its sturdy construction and contributes to vibration-free operation.

• Electrical: 230V~, 50 Hz or 120V~, 60 Hz. Standard voltage options for global compatibility.

The Labnet Orbit 1900’s specifications collectively contribute to a reliable and versatile shaker that can handle demanding laboratory applications. The heavy-duty construction and precise controls ensure consistent results and long-term performance.

Performance & Functionality

The Labnet Orbit 1900 High Capacity Lab Shaker excels at its primary job: providing consistent and reliable shaking for a wide range of containers. Its performance is consistently accurate within the specified speed range. Operation is easy, but a fully digital interface instead of the analog knob would be a definite upgrade.

One strength is its ability to maintain stable speed even with unevenly distributed loads. A potential weakness is the lack of advanced programming features found in some higher-end shakers. It easily meets expectations for a robust and reliable shaker.

Design & Ergonomics

The Labnet Orbit 1900’s build quality is robust. The materials used feel durable, and the shaker’s weight contributes to its stability. The controls are straightforward, although an all-digital interface would improve precision.

There is a minimal learning curve; setting the time and speed is intuitive.

Durability & Maintenance

Given its solid construction, the Labnet Orbit 1900 High Capacity Lab Shaker is expected to last for many years with proper care. Maintenance is straightforward. Regular cleaning of the platform and exterior is sufficient.

Accessories and Customization Options

• Flat Platform with Non-Slip Mat (S2040-12): Ideal for shaking trays, plates, and boxes; the non-slip mat prevents items from sliding.

• Universal Platform with Adjustable Securing Hardware (S2040-15): Provides flexible container options, accommodating various flask and bottle sizes.

• Platform for Flask Clamps (S2040-18): Designed for use with flask clamps (sold separately) for securely holding Erlenmeyer flasks.

• Flask Clamps (Various Sizes): Available for 25ml, 50ml, 125ml, 250ml, 500ml, 1000ml, and 2000ml Erlenmeyer flasks.

The Labnet Orbit 1900 is compatible with Labnet’s range of platforms and flask clamps. While it might be possible to adapt accessories from other brands, it is recommended to use Labnet accessories for optimal performance and safety.

Pros and Cons of Labnet Orbit 1900 High Capacity Lab Shaker

Who Should Buy Labnet Orbit 1900 High Capacity Lab Shaker?

The Labnet Orbit 1900 High Capacity Lab Shaker is perfect for:

• Research labs requiring high-throughput shaking for cell cultures, solubility studies, or mixing large volumes of liquids.
• Industrial labs needing a robust and reliable shaker for continuous operation.
• Labs that want to maximize lab space with a compact, but strong lab shaker.

Who should skip this product?

• Labs with very low shaking volume, and no growth expectations.
• Anyone who requires advanced programming and automation features, as other shakers offer more versatility.

Must-have accessories or modifications?

• The appropriate platform and flask clamps (if using Erlenmeyer flasks).
• A dedicated power outlet with surge protection.

Conclusion on Labnet Orbit 1900 High Capacity Lab Shaker

The Labnet Orbit 1900 High Capacity Lab Shaker is a solid and reliable workhorse for any lab requiring high-capacity, continuous-duty shaking. While it may lack some of the advanced features found in higher-end models, it delivers excellent performance and durability at a reasonable price. For the money, the Labnet Orbit 1900 provides excellent value.

I would personally recommend it to any lab seeking a robust and dependable shaker for demanding applications. The Labnet Orbit 1900 has become an invaluable tool in our lab. Consider the Labnet Orbit 1900 if you need a high capacity and solid-performing lab shaker.