Bausch & Lomb

Bausch & Lomb 31-35-28 Microscope Illuminator Transformer 120V 3.9-6.6V 25W

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SKU:
27965
MPN:
31-35-28
Condition:
Used
Availability:
Usually ships within 1–2 business days.
Weight:
5.00 LBS
Shipping:
Calculated at Checkout
  • Bausch & Lomb 31-35-28 microscope illuminator transformer – front view showing Bausch & Lomb label, 3-position brightness switch, and attached power cord
  • Bausch & Lomb 31-35-28 illuminator transformer – rear three-quarter view showing 4-pin output connector and power cord routing
  • Bausch & Lomb 31-35-28 transformer rating plate – showing CAT NO, primary 120V 50/60Hz 25W, secondary 3.9–6.6V specs, and compatible illuminator model numbers
  • Bausch & Lomb 31-35-28 illuminator transformer – close-up of rear panel showing power cord entry grommet and 4-pin output connector
  • Bausch & Lomb 31-35-28 illuminator transformer – close-up of front panel showing Bausch & Lomb logo and 3-position toggle switch with Off, 1, 2, 3 positions
  • Bausch & Lomb 31-35-28 illuminator transformer – top view showing textured black metal housing and central mounting screw boss
$35.00
Was: $70.00
Current Stock: 6

Sold Out

Description

Bausch & Lomb 31-35-28 Microscope Illuminator Transformer 120V 3.9-6.6V 25W

Step-down transformer for Bausch & Lomb microscope illuminators. Converts 120V AC input to variable low-voltage outputs with 3-position brightness control.

Specifications & What's Included

  • Input: 120V AC, 50/60 Hz, 25W
  • Secondary outputs: 6.4V at 3.33A and 6.6V at 1.67A
  • 3-position toggle switch (Off, 1, 2, 3)
  • 4-pin low-voltage connector
  • UL Listed (385B)
  • Benchtop form factor

Applications

This transformer powers Bausch & Lomb microscope illuminators including models 31-32-42, 31-33-33, 31-33-34, 31-33-35, 31-33-04, 31-33-60, 31-34-28, and 31-33-39. It supplies regulated low voltage to illumination systems in laboratory and clinical microscopy setups, with adjustable brightness levels for optimized specimen viewing.

Condition: Used
This Bausch & Lomb 31-35-28 microscope illuminator transformer has been tested and is in good working order. The housing is in good used condition with light surface wear to the textured black metal finish consistent with normal bench use. The Bausch & Lomb nameplate and brightness switch label are intact and legible. The 4-pin output connector and power cord are present and undamaged. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Bausch & Lomb
Model:
31-35-28
MPN:
31-35-28
Type:
Microscope Illuminator Transformer
SKU:
27965
Primary Voltage:
120V AC
Input Frequency:
50/60 Hz
Input Power:
25 Watts
Secondary Voltage:
3.9–6.6V
Secondary Output 1:
6.4V at 3.33 Amps
Secondary Output 2:
6.6V at 1.67 Amps
Brightness Control:
3-position toggle switch (Off, 1, 2, 3)
Output Connector:
4-pin low-voltage output connector
Compatible With 1:
Bausch & Lomb Illuminator 31-32-42
Compatible With 2:
Bausch & Lomb Illuminators 31-33-33, 31-33-34, 31-33-35
Compatible With 3:
Bausch & Lomb Illuminators 31-33-04, 31-33-60
Compatible With 4:
Bausch & Lomb Illuminators 31-34-28, 31-33-39
Form Factor:
Benchtop / Freestanding
Country/Region of Manufacture:
United States
Certifications:
UL Listed (385B)
Condition:
Used – Inspected and Tested
Seller Notes:
Unit only — no additional accessories. Tested and in working order.
Condition Notes:
Bausch & Lomb 31-35-28 microscope illuminator transformer. Tested and in good working order. Light surface wear to the metal housing consistent with normal bench use. Power cord and output connector present and undamaged.
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Related Products

Related Products

Bausch & Lomb 31-35-28 microscope illuminator transformer — front panel view showing Bausch & Lomb label, rotary brightness switch, and modified output lead with yellow wire Bausch & Lomb 31-35-28 microscope illuminator transformer — three-quarter rear view showing AC power cord, yellow output wire, and modified lamp connector
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Bausch & Lomb 31-35-28 Microscope Illuminator Transformer 4 5.4 6.5V AC 120V

bausch lomb

$35.00
Was: $70.00
Bausch & Lomb 31-35-28 Microscope Illuminator Transformer 4 5.4 6.5V AC 120VThe Bausch & Lomb 31-35-28 is a benchtop transformer designed to power the lamp illuminators used on Bausch &...
46513
SKU:
46513
Availability:
Usually ships within 1–2 business days.
Weight:
8.00 LBS
Brand:
Bausch & Lomb
Model:
31-35-28
MPN:
31-35-28
Type:
Microscope Illuminator Transformer / Lamp Power Supply
SKU:
46513
Condition:
Used – Inspected and Tested
Primary Voltage:
120V AC, 50/60 Hz, 25 Watts
Secondary Voltage:
3.9–6.6 Volts AC
Output Settings:
4V, 5.4V, 6.5V (3-position rotary switch)
Output Current:
6.4V at 3.33A; 6.6V at 1.67A
Power Rating:
25 Watts
Frequency:
50/60 Hz
Output Connector:
Modified lamp plug (see photos)
Control:
3-position rotary switch (Off, 1, 2, 3)
Compatible With 1:
B&L Illuminator 31-32-42
Compatible With 2:
B&L Illuminators 31-33-33, 31-33-34, 31-33-35
Compatible With 3:
B&L Illuminators 31-33-04, 31-33-60, 31-34-28, 31-33-39
Certifications:
UL Listed (3858)
Country/Region of Manufacture:
United States
Form Factor:
Benchtop
Power Requirements:
120V AC, 50/60 Hz
Seller Notes:
Lamp plug output has been modified; see photos. Tested and in working order.
Condition Notes:
Bausch & Lomb 31-35-28 Microscope Illuminator Transformer. Tested and in working order. Lamp plug output has been modified — see photos. Normal wear on housing. Please view photos and contact us with questions.