Featured Products

  • C515

    Water Source Heat-Pump Controller, McQuay - Mark IV replacement
    Replacement for the McQuay Mark IV controllers Description The C515 is a generic replacement for the McQuay MarkIV controllers P/N 056792401K, 60638801 and 056792402K. It wires exactly the same and is dimensionally identical to the original board. It has two significant advantages, one lower price and the fact that it can activate both a 24 VDC reversing solenoid and a 24 VAC reversing solenoid selectable by a jumper. Solid State lockout Circuit with Fault indication (HPS, LPS, LTS, Condensation and Under / Over voltage). USD, CSD and ESD inputs. Three relays controls the: Compressor, Fan and RV. 5 Minutes Anti-Short Cycle protection and 5 inputs for monitoring fault sensors. Random start. 4 Diagnostics LED’s. Intelligent reset logic. Test mode. Communication with the ET thermostat. Cassis mount. Operate on 24 VAC. [fusion_button link="https://rolbit-thermostat.com/wp-content/uploads/2022/01/C515-Current-Instructions-Rolbit.pdf" title="" target="_self" link_attributes="" alignment="" modal="" hide_on_mobile="small-visibility,medium-visibility,large-visibility" class="" id="" color="default" button_gradient_top_color="" button_gradient_bottom_color="" button_gradient_top_color_hover="" button_gradient_bottom_color_hover="" accent_color="" accent_hover_color="" type="" bevel_color="" border_width="" size="" stretch="default" shape="" icon="" icon_position="left" icon_divider="no" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset=""]Download PDF[/fusion_button]
  • C128H

    Heat-Pump Wall Thermostat
    HEAT PUMP (split unit) thermostat MANUAL CHANGE OVER DIRECT LINE VOLTAGE 230 VAC Description C128H thermostat for Heat Pump units. Controls 3 speed FAN, R.V. & compressor contactor. Compressor anti short cycle timer of 3.5 minutes is build-in. Green LED indicator for power on. Red LED indicates standby mode. Optional: external temperature sensor. [fusion_button link="https://rolbit-thermostat.com/wp-content/uploads/2022/01/C128H.pdf" title="" target="_self" link_attributes="" alignment="" modal="" hide_on_mobile="small-visibility,medium-visibility,large-visibility" class="" id="" color="default" button_gradient_top_color="" button_gradient_bottom_color="" button_gradient_top_color_hover="" button_gradient_bottom_color_hover="" accent_color="" accent_hover_color="" type="" bevel_color="" border_width="" size="" stretch="default" shape="" icon="" icon_position="left" icon_divider="no" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset=""]Download PDF[/fusion_button] [fusion_button link="https://rolbit-thermostat.com/wp-content/uploads/2022/02/C128H.pdf" title="" target="_self" link_attributes="" alignment="" modal="" hide_on_mobile="small-visibility,medium-visibility,large-visibility" class="" id="" color="default" button_gradient_top_color="" button_gradient_bottom_color="" button_gradient_top_color_hover="" button_gradient_bottom_color_hover="" accent_color="" accent_hover_color="" type="" bevel_color="" border_width="" size="" stretch="default" shape="" icon="" icon_position="left" icon_divider="no" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset=""]Download Catalog[/fusion_button]
  • C650W-O

    Under-Floor Digital Flush Thermostat Water System
    Floor Heating Flash Mount Thermostat. For Water Valve systems. Both Normally Close and Normally Open Valves types. Remote Room Temperature Sensor. DIRECT LINE VOLTAGE 230 VAC Description C650W-O Under floor heating thermostat. LCD display. Optional: External temperature sensor.
  • C580

    Output + Input X8 controller Modbus communication
    Input and Output Controller. 8 channels output and input with MODBUS communication. Analog (0-10V) or switches input. Testing and Overriding switch at front panel plus LED’s indicators. DIRECT LINE VOLTAGE 230 VAC Description Input and Output Controller. DIN Rail mount. Three Types: • C580-16R = 8 relays outputs 16 Amps. (Dry Contacts) • C580-16D = 8 relays outputs 16 Amps and 8 x 0-10 VDC analog Inputs. • C580-16I = 8 relays outputs 16 Amps and 8 x switches (dry contacts). Operate direct from 230 VAC. LED’s indicators for relays operation. LED’s indicator for Tx , Rx Communication operation. Removable Screw terminal connectors. Mounts inside electrical cabinet on standard DIN rails. [fusion_button link="https://rolbit-thermostat.com/wp-content/uploads/2022/02/C580-19618.pdf" title="" target="_self" link_attributes="" alignment="" modal="" hide_on_mobile="small-visibility,medium-visibility,large-visibility" class="" id="" color="default" button_gradient_top_color="" button_gradient_bottom_color="" button_gradient_top_color_hover="" button_gradient_bottom_color_hover="" accent_color="" accent_hover_color="" type="" bevel_color="" border_width="" size="" stretch="default" shape="" icon="" icon_position="left" icon_divider="no" animation_type="" animation_direction="left" animation_speed="0.3" animation_offset=""]Download Catalog[/fusion_button]

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Our Expertise is in the development and manufacture of quality products for a diverse market range.

Quality Products

Quality Products

Rolbit provides quality products certified and tested to various standards such as UL, CE and TUV depending upon the country the products are sold in. Our products are globally approved to be used and sold worldwide.

Personal Service

Personal Service

Rolbit’s customers always receive the best service from our highly skilled and trained work force. Service is provided by professional personnel that can address customer concerns quickly and efficiently.

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Maximum Flexibility

Rolbit can produce either low scale orders in small batches or mass production of high volume orders.

We're Golbal

We're Golbal

Rolbit exports to the U.S.A, Canada, Italy, Spain, France and other European countries in all over the world.

A Bit About Us

Rolbit has been dedicated for the past 34 years to developing pioneering products to air condition units, zone control and building management connection ports.

Our mission is to design, manufacture and market controllers, thermostats and other electronic products, providing the highest quality standard, comfort and service.

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