Office Master EV77 Electrostatic Discharge High Back Task Chair

Please note: This chair is custom-made and non-returnable. All fabric colors shown on your computer screen are approximate, based on the resolution of your monitor and subject to variation from the actual color on physical chairs. For more accurate ideas of color tones, etc. please contact or call 888-456-ERGO to obtain a sample or fabric swatch.

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Product ID: 16013
List Price: $729.00
Our Price: $563.00
You Save: $166.00
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NOTE: The above video demonstrates general adjustment capabilities of a chair/arm similar to yours. The actual functions & appearance of your chair/arm may differ significantly from the video & illustration shown above.



Office Master ESD chairs are constructed from our most popular models to meet special ESD seating requirements. Fabrics are made of 99% nylon and 1% carbon fiber. We also stock 7 ESD fabric colors and 2 ESD vinyls.

  • Multi-functioned cross performance high back sized chair
  • Seat height: 16" - 21"



Option 1: Fabric Color


SC Micron Blue

SC Micron Blue

SC - Black

SC Black



Option 2: Arms Type


Office Master JR-75PU ESD Arms with Special ESD PU Arm Pad




Options 3: Arm Pads


ARMazing Memory Foam Arm Pads are a great addition to any office or home chair. The memory foam pads will contour to your elbows and forearms and offer you total comfort and support while reducing pressure points. All of these benefits will help increase productivity while reducing overall body stress. Elastic shroud attaches snugly to any existing arm rest from 6" to 11" long. Makes your arm rests much softer and more comfortable.

  • Helps increase circulation
  • Helps maximize the benefits of proper ergonomics
  • Sleek design and sung fit gives built-in lock
  • Fits all adjustable chair arms from 6" to 11"


Option 4: Cylinders


  • 5" Cylinder - Standard Approximately 16" to 21"

  • 4" Cylinder - Approximately 14" to 18"

  • 6" Cylinder - Approximately 18.5" to 25"



Option 5: Casters


Office Master CAS-ESD-S ESD Soft Casters


Office Master CAS-REG Regular Caster CASREG office chairs carpet


Office Master CAS0065-S Multi-surface Soft office chairs Casters


CAS0050-SS - "Safety soft casters" minimizes chair movement when the chair is NOT in use. (5 per set)


CAS0050-RB - "Reverse-braking casters" lock in place when the chair IS in use (5 per set).


GLD-R - "Glides" keeps the chair stationary at all times. (5 per set)


CAS-RUB - "Rubber casters" are designed for concrete and other hard surfaces. (5 per set)




Model EV77
Manufacturer Office Master Chairs
Part Number EV77
Seat Height 16" - 21"

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Office Master EV77 Electrostatic Discharge High Back Task Chair