281.491.2331 13839 West Bellfort Street Sugar Land, TX
281.491.2331 13839 West Bellfort Street Sugar Land, TX
ISO 9001:2015
U.S. Patents
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Over 60 Years of Experience
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TCC Optimum™

The Welker TCC Optimum Transportable Crude Oil Container is designed for ease of use when collecting and transporting sampled product. The light weight of the TCC Optimum reduces the physical strain on the operator during installation and removal.



The ProSlick finish prevents crude oil from sticking to the container which ensures proper emptying and easy cleaning of the TCC Optimum.


Spray Bar

Creates ideal mix pattern inside the container.

TCC Optimum Spray Bar
Quick Connect

Quick Connects

Easy setup with quick connects.


Carrying Handle

The convenient carrying handle of this compact and lightweight crude oil container make transporting easy.

Carrying Handle


TCC Optimum Transportable Crude Oil Container
 TCC Optimum
Materials of ConstructionStainless Steel Container With Stainless Steel or Carbon Steel Fittings
Seal MaterialViton®
Connections1/2" FNPT Inlet Connection and Quick Connects With Protective Covers
GaugeGlass Face Stainless Steel Pressure Gauge
Volume2.5 US Gallons (9.4 L) Size
2.0 US Gallons When Filled to 80% Mark
Operating Pressure136 psig @ -20 °F to 100 °F
SafetyPressure Relief With Spray Guard and Pull Ring
StampStainless Steel Stamp With Empty Weight and Serial Number