Precision Controlled Environmental Testing Chambers...

Precision Controlled Environmental Testing Chambers...

Release Date: June 16, 2009

Available from SP Industries - Hotpack Humidity Chambers are a proven industry standard that meet the performance specification and guideline requirements for a wide range of critical testing protocols including highly accurate environmental conditions for stability testing, shelf life testing and MIL-SPEC Applications. 

Quality engineered to ensure long life and reliable performance, Hotpack Humidity Chambers feature corrosion resistant 304 stainless steel construction, chromium heating elements and fireproof, non-hygroscopic glass wool insulation which is impervious to corrosive vapours and fumes. Microprocessor controls with LED digital readouts enable efficient control of precise temperature and humidity conditions. 

The Hotpack product range includes environmental chambers in a wide range of sizes from 8-72 cubic feet, in both single and dual chamber models, as well as walk-in rooms for large capacity testing. Environmental chambers are offered with a selection of two temperature ranges (35°C to 70°C and 2°C to 70°C) and humidity levels (20-96%) to meet almost any testing requirement. Exclusive Quadraflow™ mechanical convection systems provide laminar air flow providing unmatched temperature and humidity uniformity through your Hotpack environmental chamber. Available as an option on all models a door viewing window enables test specimens to be viewed without disturbing chamber conditions. 

SP Industries is a leading manufacturer of laboratory to production scale freeze dryers / lyophilizers, centrifugal evaporators and concentrators, environmental control chambers, thermal control system, glassware washers and dryers. The company sells its products under well-known brands including Hotpack®, VirTis®, FTS™ and Genevac®. SP Industries has ISO 9001:2000 registered production facilities in the USA and Europe. 

Service Contact Information

For SP Service & Support Enquiries - Including Spare Parts


For SP Customer Service Enquiries


Featured Product

LyoConstellation S30 Freeze Dryer
LyoConstellation Development & Pilot Freeze Dryers

LyoModelling Calculator

LMC Icon

New LyoTool to 

model a freeze-drying cycle 

Request a Quote

Interested in learning more about our products?

Our Lyo Tools

LyoTools Circles


Our Lyo Tools include the Dictionary, the Conversion Calculator and the Vapor Pressure Chart.

"The technical information on your website, and the free lyo seminars you offer are a testament to your expertise.  The resources are truly invaluable and appreciated."

Actual Client Testimonial


About Our Trusted Brands