Water Bath Shakers

GYROMAX™ 929, 939, AND 939XL

Amerex's GYROMAX™ orbital and reciprocating water bath shakers incorporate design features that offer quiet, maintenance-free shaking under a precisely controlled and reproducible temperature environment.

GYROMAX™ 929 is an orbital shaker with a 38-liter bath. Its 19.0"W x 12.5"D platform is larger than most in the marketplace and can accommodate fifteen 250-mL flasks. The platform assembly includes baffles for efficient water mixing.

GYROMAX™ 939 and 939XL are reciprocating bath shakers. The shaking speed and shaking stroke are both adjustable. Model 939 has a 39-liter bath with a 15.7"W x 11.8"D platform. Model 939XL is larger, and features a 54-liter bath with a 24.4"W x 11.8"D platform for greater throughput. Each shaker incorporates a circulating pump to ensure optimum mixing and temperature uniformity.


  • Microprocessor-controlled
  • Stainless steel bath
  • Maximum temperature to 100°C
  • Maintenance-free brushless motor
  • Can handle flasks up to 2 liters

GYROMAX is a trademark of Amerex Instruments, Inc.

For water bath shaker accessories, click here.

Orbital and Reciprocating Water Bath Shakers

Water Bath Shaker 929 Water Bath Shaker 939

Water Bath Shaker Specifications