XANTREX T9745 Xpr Power Supply Bruker Biospin Mri 300-20 0-300V 0-20A

( Brand: Xantrex ), ( Manufacturer Part Number: T9745 ), ( Model: 300-20 ), ( Type: Lab., Medical, Dental Vet )

Review XANTREX Xpr Dc Power Supply 0-20a Bruker Biospin Mri

The **Xantrex T9745 XPR 300-20 Power Supply** is a high-performance, programmable DC power supply engineered for precision applications in scientific research, particularly within the demanding environment of **Bruker BioSpin MRI systems**. Designed to deliver unparalleled stability and reliability, this unit is a critical component in magnetic resonance imaging (MRI) infrastructure, where consistent and accurate voltage regulation is essential for maintaining optimal performance in superconducting magnet systems. With an output range spanning **0 to 300 volts DC** and a current capacity of **0 to 20 amperes**, the T9745 provides the flexibility to meet the diverse power requirements of high-field NMR and MRI setups, ensuring seamless operation across a wide spectrum of experimental conditions. Its robust construction and advanced control features make it ideal for environments where precision, durability, and compliance with stringent safety standards are non-negotiable.

The power supply incorporates **Xantrex s proprietary XPR (eXtreme Performance Regulation) technology**, which ensures exceptional load regulation and transient response, minimizing voltage fluctuations even under varying load conditions. This is particularly advantageous in MRI applications where sudden changes in current demand such as during gradient coil activation or rapid pulse sequences could otherwise compromise system integrity. The T9745 is equipped with a **high-resolution digital display** and intuitive **front-panel controls**, allowing operators to fine-tune output parameters with ease while maintaining real-time monitoring of voltage, current, and power output. Additionally, its **programmable sequencing capabilities** enable automated ramp-up and ramp-down cycles, which are crucial for protecting sensitive superconducting magnets from thermal stress and ensuring gradual stabilization during system initialization or shutdown.

Built to withstand the rigors of continuous operation in laboratory settings, the T9745 features **enhanced thermal management** through efficient cooling mechanisms, ensuring prolonged performance without overheating. Its **modular design** allows for easy integration into existing MRI infrastructure, while its **compliance with international safety standards**, including **IEC/EN 60950-1 and UL 60950-1**, guarantees adherence to regulatory requirements for medical and scientific equipment. The unit s **low-noise operation** and **minimal electromagnetic interference (EMI)** further contribute to its suitability for MRI environments, where signal purity is paramount. Whether used for routine maintenance, calibration, or experimental adjustments, the Xantrex T9745 XPR 300-20 stands as a dependable workhorse, delivering the precision and power necessary to sustain the highest standards of magnetic resonance research.

### **Pros and Cons of buying a Xantrex T9745 XPR 300-20 Power Supply (0-300V, 0-20A) for Bruker Biospin MRI**

#### **Pros**

1. **High Voltage and Current Range**

The unit provides a wide adjustable output range (0 300V at 0 20A), making it suitable for various high-voltage applications, including MRI-related systems where precise voltage control is required. This flexibility ensures compatibility with different Bruker Biospin MRI components, such as shim power supplies, gradient amplifiers, or other high-voltage subsystems.

2. **Precision and Stability**

Xantrex power supplies are known for their stability and accuracy, which is critical in MRI environments where voltage fluctuations can affect imaging quality, coil performance, or safety. The unit likely includes features like low ripple and noise, which are essential for maintaining signal integrity in sensitive MRI applications.

3. **Programmable and Remote-Control Capable**

Many Xantrex models in this series support remote programming via serial communication (e.g., RS-232, RS-485, or Ethernet), allowing for automated control and integration with MRI system management software. This is particularly useful for laboratories or clinical settings where multiple power supplies need to be synchronized or monitored.

4. **Reliability and Durability**

Xantrex is a reputable brand in the power supply industry, known for building rugged, long-lasting units designed for industrial and scientific use. The T9745 s construction suggests it can handle continuous operation without overheating or failure, which is important for 24/7 MRI facility operations.

5. **Compatibility with Bruker Biospin Systems**

Since this power supply is explicitly listed as compatible with Bruker Biospin MRI equipment, it is likely pre-validated for use with their systems. This reduces the risk of compatibility issues that could arise with off-the-shelf power supplies not designed for MRI environments.

6. **Safety Features**

High-voltage power supplies often include safety mechanisms such as overvoltage protection, short-circuit protection, and current limiting. The T9745 likely incorporates these features to prevent damage to connected equipment or hazards to personnel, which is non-negotiable in MRI settings where electrical safety is paramount.

7. **Modular or Upgradeable Options**

Some Xantrex power supplies in this range may offer modular designs or the ability to stack units for higher current or voltage requirements. This scalability can be beneficial if future upgrades or expansions are planned for the MRI system.

8. **Technical Support and Warranty**

Purchasing from an authorized distributor or directly from Xantrex ensures access to technical support, warranties, and spare parts. This is valuable for troubleshooting or repairs, especially in critical applications like MRI.

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#### **Cons**

1. **High Cost**

High-performance, programmable power supplies like the T9745 are expensive. The price may be prohibitive for small laboratories, academic institutions with limited budgets, or users who only require occasional high-voltage applications. The cost must be justified by the unit s necessity for the specific MRI application.

2. **Complexity and Learning Curve**

Programmable power supplies with advanced features (e.g., serial control, remote monitoring) require technical expertise to set up, configure, and troubleshoot. Users without experience in power electronics may need to invest time in training or hire a technician, adding to the overall cost.

3. **Maintenance and Calibration Needs**

High-precision power supplies require periodic calibration and maintenance to ensure accuracy and reliability. This may involve purchasing calibration tools, hiring certified technicians, or sending the unit for servicing, which can be time-consuming and costly.

4. **Size and Installation Requirements**

The T9745 is likely a large, rack-mounted unit due to its high power capacity. Installation may require dedicated space in a controlled environment (e.g., a clean, temperature-regulated room) to prevent overheating or interference. This could limit flexibility in lab layouts or require additional infrastructure.

5. **Potential for Obsolescence**

While Xantrex is a stable brand, newer models or alternative technologies (e.g., solid-state power supplies) may emerge over time. Investing in this unit might mean eventual upgrades are needed if Bruker Biospin or other vendors adopt different standards.

6. **Limited Availability of Spare Parts**

Depending on the distributor or region, finding spare parts for older or discontinued models can be difficult. This risk should be considered, especially for long-term projects where reliability is critical.

7. **Electromagnetic Interference (EMI) Concerns**

High-voltage power supplies can generate EMI, which may interfere with sensitive MRI electronics or nearby equipment. Proper shielding and grounding may be required to mitigate this issue, adding complexity to the setup.

8. **Overkill for Low-Demand Applications**

If the power supply s full range (0 300V, 0 20A) is rarely used, the unit may be underutilized. In such cases, a lower-capacity or less expensive power supply could suffice, reducing unnecessary expenditure.

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### **Ending Conclusion**

The **Xantrex T9745 XPR 300-20 power supply** is a robust, high-performance solution tailored for demanding MRI applications, particularly those requiring precise voltage control in Bruker Biospin systems. Its strengths lie in its **wide adjustable range, stability, programmability, and compatibility**, making it ideal for research labs, clinical MRI centers, or industrial settings where reliability and accuracy are non-negotiable.

However, the **high cost, technical complexity, and maintenance requirements** may pose challenges for smaller budgets or users without specialized expertise. Additionally, the unit s size and potential EMI concerns necessitate careful installation planning.

### **Recommendation**

- You require a **high-voltage, programmable power supply** for critical MRI components (e.g., shim systems, gradient amplifiers).

- Your budget allows for a **premium, reliable unit** with long-term support.

- You have access to **technical personnel** capable of configuring, maintaining, and troubleshooting the power supply.

- Compatibility with Bruker Biospin systems is a **priority**, and the unit s features align with your specific application needs.

- Your application **does not fully utilize** the full 0 300V/0 20A range, and a lower-capacity unit would suffice.

- Budget constraints make the Xantrex unit **unaffordable**, and you can find a similarly capable (but less expensive) power supply from another manufacturer.

- You lack **technical resources** to manage a complex programmable power supply, and a simpler, manually adjustable unit would be more practical.

- EMI or space constraints make installation **difficult**, and you need a more compact or shielded solution.

Before purchasing, verify the unit s **exact compatibility** with your Bruker Biospin MRI model and consult with Xantrex or Bruker support to confirm whether the T9745 meets your system s requirements. If possible, test a unit in your environment or obtain a demonstration to ensure it aligns with your operational needs.

Details:

> 400-480VAC. See pictures, item comes as shown. Info on Unit. Xantrex XPR 300-20 DC Power Supply T9745 0-300V 0-20A Bruker BioSpin MRI.

Unit is used, pulled from working decommissioned Bruker BioSpin MRI.

part #: t9745 prices

• $696.46-$1800.00

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• mpn: T9745
• model: 300-20
• type: Lab., Medical, Dental Vet

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