RS PRO Silica Gel, 30g

  • RS Stock No. 838-732
  • Manufacturer RS PRO
Product overview and Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): GB
Product Details

Silica Gel

Black polycarbonate, panel mounting desiccators to control humidity in electronic and electrical enclosures
Silica Gel - humidity indicators monitor saturation and show when reactivation is required (4 hours at 120°C in a ventilated oven)
Resistant to alcohols, ethers, hydrocarbons, weak acids and bases

RS PRO Humidity Indicating Desiccator Silica Gel, 30 g

Controlling moisture inside of the electrical or electric equipment has never been more accessible since the discovery of the Silica Gel over 100 years ago. There are many comprehensive ranges of humidity control products available on the market, which might be a bit overwhelming and time-consuming. To find the right Desiccant that absorbs and self-indicating how dry or wet the moisture level is you need a reliable Silica Gel Packets without ruining your budget.

Today, we are proudly introducing our own branded RS PRO Humidity Indicating Desiccator Silica Gel that acts as a complete packet against moisture. The Silica Gel Packets have their place in enclosure heaters, humidity indicators, differential relief valves, immersion proof breathers or drain plug.

The polycarbonate cover precisely monitors saturation and show when reactivation is required - the process requires 4 hours at 120°C in a ventilated oven.

It is worth to note that silica container is resistant to alcohols, ethers, hydrocarbons, weak acids and bases.

If you want to avoid expensive downtime and unnecessary challenging servicing difficulties of your devices, the black pack container allows you to keep it under control.

The impressive operating temperature range of -40°C up to +90°C find appreciation by many users to keep your electronics safe and allowing flexibility to your next project.

Features and Benefits

  • The Silica Gel contained in the Panel Mounting Desiccator protect against corrosion, dampness and contamination for electric, electrical, telecommunication or computer equipment

  • Intuitive data interpretation as blue colour indicates dry status whereas pink indicates when the maximum amount of moisture is hitting the limit

  • The black packet is a 50 g size

  • The re-use of the Desiccant is possible when 120°C is reached (four hours in a ventilated oven)

  • Silica is a non-flammable, non-indicating and non-toxic substance


Humidity indicating desiccants have found widespread use in various industries including:

  • Food

  • Packing

  • Pharmaceuticals

  • Manufacturing

  • Radar instrumentation

  • Hydraulic systems

  • Metals

  • Aerospace

  • Electronics like computer equipment, telecommunication or cameras

Frequently asked questions

Is Silica Gel biodegradable?

Silica Gel is dry, solid - absorbs and holds moisture and is 100% biodegradable, meaning no harm for the Planet.


RS PRO is our own-brand range of great-value products. Each part of every RS PRO product is stringently tested against demanding industry standards. We give it our seal of approval only when we're confident of exceptional quality. That's why RS PRO is trusted by engineers worldwide.


The Silica Packets should be allowed to cool in a sealed container.

Indicating Desiccator

All desiccators are chemical resistant.

Attribute Value
Desiccant Type Silica Gel
Desiccant Mass 30g
Maximum Operating Temperature +90°C
Minimum Operating Temperature -40°C
Operating Temperature Range -40 → +90 °C
347 In stock for delivery within 6 working days
Price (VAT excluded) Each
TWD 542.00
(exc. GST)
TWD 569.00
(inc. GST)
Per unit
1 - 9
10 - 24
25 - 49
50 - 99
100 +