Series 4520 Bench Top Reactors, 1 & 2 L Specifications

Series 4520 Pressure Reactor System Specifications
Shaded bar indicates specifications that change within series.
Model Number 4523 4524 4525 4526
Approximate Volume, mL 1000 2000 1000 2000
Approximate Volume
for HP Models, mL
970 1900 970 1900
Maximum Pressure (MAWP) 1900 psi (131 bar)
Maximum Pressure for HP (MAWP) 2900 psi (200 bar)
Maximum Temperature
   with FKM O-ring 225 °C
   with FFKM O-ring 300 °C
   with PTFE Flat Gasket 350 °C
Reactor Details
Mounting Style Fixed Head Moveable
Stand Type Bench Top
Closure Split-Ring (6 Compression Bolts for Flat Gasket, no Compression Bolts for O-ring)
   High Pressure Closure Split-Ring (12 Compression Bolts for Flat Gasket, no Compression Bolts for O-ring)
Valve Connections 1/8″ Male NPT
Magnetic Drive, Model No. A1120HC6 General Purpose or A2140HC Footless
   Maximum Torque 16 Inch-Pounds
   Impeller(s), 6 blades 2 (2.28″ dia. / HP: 2.00″ dia.)
Stirrer Motor 1/8 hp variable speed
Pressure Gage, Size 4.5 inches
   Range 0-2000 psi (138 bar) / HP: 0-3000 psi (207 bar)
Temperature Measurement Thermowell
Cooling Coil (optional) Serpentine
Bottom Drain Valve (BDV) (optional)
   Standard Pressure (1900 psi) 3/8″ NPT N/A 3/8″ NPT N/A
   High Pressure (2900 psi) 1/4″ NPT 1/4″ NPT
Lift Mechanism (optional) Pneumatic N/A
Heater Style Calrod
   Heater Power, Watts 1000 / 1500 1500 / 2000 1000 / 1500 1500 / 2000
Electrical Supply
Volts, AC 115 / 230
Maximum Load, amps, 115 / 230 12 / 9
Cylinder Dimensions*
I.D. x Depth, inches 4.0 x 5.4 4.0 x 10.5 4.0 x 5.4 4.0 x 10.5
I.D. x Depth, inches for HP 3.75 x 5.4 3.75 x 10.5 3.75 x 5.4 3.75 x 10.5
Vessel Assembly Weight, pounds 33 38 30 36
Vessel Assembly Weight, pounds for HP 36 44 35 43
Cylinder Weight, pounds 8.9 13.7 8.9 13.7
Cylinder Weight, pounds for HP 11.3 18.4 11.3 18.4
Reactor/Stand Dimensions*
Width x Depth, inches w/o Controller 17 x 24
Height, inches 38
(48 with BDV)
48 38
(48 with BDV)
48
Weight, pounds 105 120 100 115
Spare Parts Kit 4529M
*Weights and dimensions are estimated from the base model.
Final weights and dimensions will vary based on options selected.

Other options available. See Ordering Guide or call for more information.