ZEISS 858923 Transformer Opmi Neuro Surgical Microscope 280VA 50/60HZ NC4

( Brand: Zeiss ), ( Manufacturer Part Number: 858923 ), ( Unit Type: Unit ), ( Country Of Origin: Germany ), ( Intended Use/discipline: For Zeiss Nc4 Surgical Microscope )

Review ZEISS 280va 50/60hz Transformer Opmi Nc4 Neuro Surgical Microscope

The **Zeiss 858923 280VA 50/60Hz Transformer** is a precision-engineered power supply designed exclusively for the **OPMI nc4 Neuro Surgical Microscope**, ensuring optimal performance and reliability in high-stakes surgical environments. This transformer is a critical component in maintaining the microscope s advanced imaging capabilities, delivering stable and regulated voltage to the system s delicate optical and electronic components. Built to meet the rigorous demands of neurosurgery, it operates seamlessly across both **50Hz and 60Hz** power grids, providing flexibility for global medical facilities without compromising functionality. With a **280VA (Volt-Ampere) rating**, it efficiently handles the microscope s power requirements, preventing voltage fluctuations that could otherwise degrade image clarity, illumination consistency, or system responsiveness. Constructed with high-grade materials and adhering to stringent industrial standards, this transformer is engineered for durability, minimizing the risk of overheating or failure even under prolonged use. Its robust design ensures compatibility with the OPMI nc4 s advanced features, including high-definition video capture, ergonomic controls, and precise magnification adjustments, all of which rely on a steady power source. Whether used in complex neurosurgical procedures or extended operating sessions, this transformer guarantees the reliability and precision surgeons depend on, making it an indispensable accessory for maintaining the performance of one of Zeiss most advanced surgical microscopes.

### **Pros and Cons of buying a Zeiss 858923 280VA 50/60Hz Transformer for the OPMI NC4 Neuro Surgical Microscope**

1. **Compatibility and Performance** The Zeiss 858923 is a factory-approved transformer specifically designed for the OPMI NC4 microscope, ensuring optimal voltage regulation and preventing potential damage from incorrect power supply.

2. **Reliability and Durability** Zeiss components are engineered for precision medical equipment, offering long-term stability and reducing the risk of electrical failures during critical procedures.

3. **Safety Compliance** The transformer meets strict medical-grade electrical standards, minimizing fire or equipment damage risks in surgical environments.

4. **Voltage Flexibility** Supports both 50Hz and 60Hz power systems, making it suitable for global use without additional modifications.

5. **Warranty and Support** As an original Zeiss part, it may come with manufacturer-backed warranties and technical support, reducing long-term maintenance concerns.

6. **Prevents Voltage Fluctuations** Ensures consistent power delivery, which is critical for maintaining microscope illumination and camera stability during surgery.

7. **Future-Proofing** If the original transformer fails, replacing it with an authentic part avoids compatibility issues with newer firmware or software updates.

1. **High Cost** Authentic Zeiss parts are expensive compared to third-party alternatives, which may be a significant investment for smaller clinics or budget-conscious buyers.

2. **Limited Availability** Depending on location, sourcing an original Zeiss transformer may require ordering from authorized distributors, potentially increasing lead times.

3. **Overkill for Some Uses** If the microscope is rarely used or in a stable power environment, the transformer s cost may not justify its necessity.

4. **Maintenance Dependency** Like all electrical components, it requires periodic inspection to ensure proper function, adding to operational overhead.

5. **Potential for Obsolescence** While unlikely in the near term, future Zeiss models may use different power specifications, though the OPMI NC4 remains widely used.

---

### **Conclusion**

The **Zeiss 858923 280VA transformer is the safest and most reliable choice** for powering an OPMI NC4 neuro surgical microscope. Its compatibility, safety features, and long-term reliability outweigh the higher cost, especially in high-stakes medical environments where equipment failure is unacceptable. For facilities with strict budget constraints or where the microscope is used infrequently, a third-party transformer *might* be considered but only if thoroughly vetted for quality and safety compliance. However, the risk of compatibility issues or performance degradation makes original Zeiss parts the **strongest recommendation** for most users.

**Final Recommendation:** **Purchase the Zeiss 858923 transformer** if budget allows, as it ensures optimal performance, safety, and longevity for the OPMI NC4. If cost is a critical factor, consult Zeiss or an authorized distributor for alternatives, but prioritize authenticity to avoid potential risks.

Details:

CARL ZEISS 858923 280VA 2x115VAC 50/60HZ TRANSFORMER WITH CONNECTION CABLES MOUNTING HARDWARE, FOR OPMI NC4 NEURO SURGICAL MICROSCOPE.

part #: 858923 price

• $269.00

specifications microscopepartzo:

• brand: Zeiss
• mpn: 858923
• unit type: Unit
• country of origin: Germany
• intended use/discipline: For Zeiss Nc4 Surgical Microscope

returns microscopepartzo:

• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

general microscopepartzo:

• condition: Used
• Medical/Lab Equipment Attachments Accessories > Microscope Parts Accessories > Other Microscope Parts Accessories

shipping microscopepartzo:

• transit: 3-8 Days
• service: Standard
• class: Standard
• cost: $23.00
• type: Fixed

offer microscopepartzo:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• best offers: True
• started: April 8, 2026

payments microscopepartzo:

• credit card: Diners-club
• wallet: Google-pay
• other

seller microscopepartzo:

• city: Sadorus, Illinois
• # reviews: 1773
• rating: 100.0%

Zeiss 858923 Is Similar To:

• Carl Planapo Good Objective 4x 0.14 Rare Very Microscope Condition Zeiss (26.7% similar) 2MM thread sizes RMS royal microscope society standard. Made in west germany. 14 numerical aperture microscope objective, part number. This objective designed for bright field and dark field applications for 160MM microscope tube. This is a rare Carl Zeiss Plano 4X. This Plano 4x microscope ...(February 1st, 2015)
• Zeiss Opmi Microscope 10x F170 0-180 Eyepieces Binocular Surgical (29.6% similar) Carl Zeiss binocular F170 with 10X eyepieces...(December 31st, 2014)
• Mag Stereo Oculars 2480 Zeiss Knob Si 0.63-6.3 10 P16x 12.5 Microscope Jena Aus (28.2% similar) It has the numbers 2480 Si 10 on the bottom. It was made in the german democratic republic you are buying on one rare vintage type 1970 'S AIs Jean stereo microscope with a pair of P16X 12. See photos overall good clean condition, only minor wear, and clean lenses no light source included. 5 ...(January 15th, 2015)
• 000000-1108-667 Carl Zeiss Microscope Lamp Power Supply Used Working (22.1% similar) For lift gate service and 45. The bureaus of us. Pictured test equipment is not included or available for sale. Specifications part no: 667 sale details item condition: used working, 90 day warranty estimated packed shipping dimensions: l x W14 X14 7 lbs. Only items pictured are included: if a part ...(April 26th, 2018)
• 000000-1170-901 Zeiss Microscope Dic Slider Ec Epn And Hr Objective (22.2% similar) 90 hr with plastic cover to protect slider. Unconditional money back guarantee item code: A338 Zeiss microscope Dick slider for EC Pen 50X. Condition: new. Zeiss microscope Dick slider for EC Pen 50X 100X. 90 hr objectives: Zeiss Dick slider item number: 901 compatible with these prisms: EC Pen 50X...(June 8th, 2018)
• 000000-1170-902 Zeiss Microscope Dic Slider Ec Epn (25.2% similar) Unconditional money back guarantee item code: A335 Zeiss microscope Dick slider EC Pen 100X condition: new. Zeiss microscope Dick slider for EC Pen 100X: item number: 902 compatible with these objectives prisms: and HX LED 50X fluorescence microscopes the solution to your microscopy needs. 80 HX LED...(June 15th, 2018)
• 000000-1201-466 Zeiss New Pinhole Adator For Axiovert (24.6% similar) The unit is still factory sealed. Shipping information sunning ships with ups and the postal service USPS. Parts removal: the items shown above will not be dismantled or separated. Available for purchase is a new Zeiss pinhole 0,5 adaptor Exocet 200 that in good physical condition and working...(May 30th, 2018)
• 000000-1374-896 Carl Zeiss Vg Green Filter Microscope (36.9% similar) New with no signs of normal wear and tear. Carl Zeiss VG 9 green FILTER32X2MM item number: 896 filter, 32X2MM for contrast enhancement phase and b w image recording unused - with box excellent condition. This item is unused and untested...(March 31st, 2018)
• 0428-273 Carl Zeiss Fluorescent Epi Illuminator Axiostar Fl Reflected Microscope (35.7% similar) Pei illumination attachment for Zeiss Acosta microscope excellent shape with all components polarizing filter included. Both sliders...(May 8th, 2018)
• 05-9902 Microscope Slider Axiomat 47 Zeiss Magazine Dic Phase 57 Adjustable (18.4% similar) USPS or ups ground. Save packaging for carrier claim. Standard shipping prices are only good for the lower 48 states. An image to Zeiss axiom at adjustable microscope magazine Dick phase slider P/N this unit appears to be fully functional knobs spin freely lens is in good condition scratches are ...(February 3rd, 2015)
• 1 6x 1072-464 Carl Zeiss Microscope Camera Assembly (25% similar) This is a Carl Zeiss 1,6X 457 microscope camera assembly unit was removed from service in good working and physical condition...(February 12th, 2019)