Sensors for Safety Ltd

S4S Gaswarden is a low cost, full function 3 wire addressable gas alarm system. The S4S Gaswarden gas monitors can accommodate up to 64 gas sensors across 4 zones and are ideal for many applications including Car Parks, Laboratories etc where a low cost option is required.

 As this system has many computations we are unable to offer it direct from our webshop so please contact our sales office where we can discuss your exact requirements. 

 S4S Gaswarden Standalone Gas Alarm Sensors are a single gas sensors used in all industries where only a single sensor is required.The S4S Gaswarden Gas Sensor can be bought directly through our webshop or contact our sales office for more details.

Sensors available for the following gases:

Ammonia (NH3) Chlorine (CL2) Carbon Dioxide (CO2) Carbon Monoxide (CO) Flammable Gases Hydrogen (H2) Hydrogen Sulphide (H2S) Nitrogen Oxide (NO) Nitrogen Dioxide (NO2) Oxygen (O2) Sulphur Dioxide (SO2) Refrigerant Gases + others on request.

S4S Guardian® Lite is a 1-4 channel low cost addressable gas alarm system. S4S Guardian® Lits has gas sensors for uses including Swimming Pool Plant Rooms, Car Parks & Loading Bays, Universities & Laboratories. The S4S Guardian® Lite gas monitors can be bought directly through our webshop or contact our sales office for more details.

S4S Guardian® 4 Plus is a full function 1-4 channel gas alarm system. Gas sensors for uses including Plant Rooms, Water Treatment Works, Motor Industry.  The S4S Guardian® 4 Plus gas monitors can be bought directly through our webshop or contact our sales office for more details. 

S4S Guardian® Plus gas alarm is a full function gas detection system with various gas sensors covering all applications which can be specified as one of the following:

1-16 Channel direct 4-20mA sensor input

1-64 Channel addressable sensor input

1-80 Channel 16 channel direct 4-20mA & 64 addressable input

As these gas monitors have many computations we are unable to offer it direct from our webshop so please contact our sales office where we can discuss your exact requirements.

GasVac ®  Sampling systems. A variety of gas alarm system types are available including continuous and sequential monitoring in a variety of enclosures which may be customised to suit client requirements.

 As these gas monitors have many computations and gas sensors  we are unable to offer them direct from our webshop so please contact our sales office where we can discuss your exact requirements.