Wireless room thermostat TECH R-8Z black (works with L-8) model TSSTR8ZBK

TECH R-8Z black is a wireless room thermostat designed for temperature control in residential and light commercial spaces. The device communicates wirelessly with compatible L-8 receivers to regulate heating systems, maintain chosen setpoint temperatures and support scheduling functions where the receiver or system allows. Finished in black, the thermostat offers a compact wall-mounted design suitable for retrofit installations and new builds that require simple remote thermostat control.

Advantages

The thermostat provides remote wireless control of room temperature without the need for new wiring to the boiler or actuator, simplifying installation in existing buildings. Its compact black enclosure integrates with modern interiors while offering straightforward setpoint adjustment and basic programming when used with compatible receivers. The wireless link reduces clutter and enables flexible sensor placement for accurate ambient temperature control.

Suitable for

• Residential central heating control in apartments and houses
• Light commercial spaces such as small offices or retail areas
• Retrofit projects where adding wiring is impractical
• Systems that use an L-8 compatible wireless receiver for actuator or boiler control

Key specifications

• Form factor: wall-mounted room thermostat
• Power: battery-powered (standard batteries, user-replaceable)
• Display and controls: user interface for setpoint adjustment and mode selection
• Communication: wireless link compatible with L-8 receivers
• Controls: basic heating regulation and scheduling support when paired with compatible systems
• Finish: black housing suitable for indoor environments

How to use

Mount the thermostat on an interior wall away from direct sunlight, drafts and heat sources to ensure accurate ambient temperature measurement. Insert fresh batteries and follow the pairing procedure to connect the thermostat to an L-8 compatible receiver; pairing instructions are provided by the receiver or system documentation. Use the on-device controls to set the desired temperature setpoint and to select operating modes available with your receiver. When scheduling is supported by the paired system, configure time-based setpoints via the receiver or gateway as applicable.

Usage recommendations

For reliable operation, replace batteries periodically and verify wireless pairing after power interruptions. Install the thermostat at a typical room height, avoiding external walls or nearby appliances that could affect readings. Consult the L-8 receiver documentation for full compatibility, detailed scheduling options and advanced configuration.