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Low Voltage Manual Wall AC Digital Air Conditioner LCD Thermostat

STN701 is the manual member of the STN700 platform for hotels, apartments and office buildings. It is non-programmable with a HEAT / OFF / COOL switch, sensing from 32 F to 99 F with a setpoint range of 44 F to 90 F. The switching side uses an Omron relay, the housing is flame retardant ABS, and a low battery indicator appears below 2.7 V when no 24V supply is present.

Key Benefits

  • Shares the STN700 body and terminals with the programmable models, so a building can mix them
  • Omron relay for a documented contact specification
  • Flame retardant ABS housing meets common project material requirements
  • Four backlight colours: blue, green, white or orange
  • 2 year warranty with optional onsite installation and training

Problems It Solves

  • Mixed thermostat bodies leaving inconsistent wall details
  • Occupants changing schedules in managed buildings
  • Material specifications that rule out standard ABS
  • Batteries failing without warning

Who It Is For

  • Hotel and office facility teams
  • Contractors standardising on one thermostat platform
  • Distributors serving the manual 24V replacement market
  • OEM buyers who specify Omron relays and flame retardant housings

Technical Features

  • 24V manual control, non-programmable, HEAT / OFF / COOL switch
  • Temperature range 32 F to 99 F (1 C to 40 C), setpoint range 44 F to 90 F (7 C to 32 C)
  • Display accuracy +/-1 F under 68 F
  • NTC sensor with Omron relay
  • Power supply 24 VAC (18 to 30 VAC), 50/60 Hz or 2 x AAA 1.5V alkaline batteries
  • Low battery indicator under 2.7 V without a 24V supply
  • Flame retardant ABS housing in white
  • Backlight blue, green, white or orange

Specifications

ModelSTN701
ProgrammabilityNon-programmable Low battery indicator Under 2.7 V (without 24V power supply)
Stages1 HEAT & 1COOL
System SwitchHEAT/OFF/COOL
Power Supply24V Power
Switchable Voltage24 VAC(18 to 30 VAC), 50/60 Hz 2*AAA 1.5V Alkaline batteries power
Temperature Range32℉ to 99℉ (1℃ to 40℃)
Setpoint Range44℉ to 90℉ (7℃ to 32℃)
Display accuracy±1℉(under 68℉)
SensorNTC
RelayOmron
BacklightBlue/Green/White/Orange
ColorWhite
MaterialFlame Retardance ABS
Dimension120 x 98 x 28 MM
ApplicationHotel, Apartment, Office Building
FeatureEco-friendly
Warranty2 years
After-sale ServiceOnline technical support, Onsite Installation, Onsite Training, Onsite Inspection, Free spare parts, Return and Replacement, NONE

Specifications are taken from the manufacturer data for this model. Confirm the exact configuration with us before you order.

Application Scenarios

  • Hotel rooms where the operator controls the schedule centrally
  • Apartments and office buildings on low voltage air conditioning
  • Buildings mixing programmable and manual rooms on one platform
  • Replacement of failed manual stats without changing the wall detail

Quality Control

  • Omron relay switching verified at rated load on every unit
  • Low battery threshold checked at 2.7 V
  • Housing flammability grade recorded against the production batch

Customisation Options

  • Backlight blue, green, white or orange
  • Front label, logo and housing marking
  • Setpoint range restricted for managed property
  • Onsite installation, training and inspection on project orders
Comparison

How It Compares

STN705 programmable thermostat
STN701 removes the schedule while keeping the same body and terminals, so a building can mix scheduled and manual rooms on one platform.
Generic manual stats
STN701 specifies an Omron relay, an NTC sensor and a flame retardant ABS housing, which is what project specifications usually ask for.
Use guide

Installing And Commissioning

Step 1

Isolate the 24V control circuit before removing the old stat

Step 2

Land the conductors on the colour coded terminals

Step 3

Fit 2 x AAA batteries where no common wire exists

Step 4

Set the switch to HEAT or COOL and enter the target temperature

Step 5

Confirm the low battery indicator is clear before handover

Answers

Low Voltage Manual Wall AC Digital Air Conditioner LCD Thermostat: Buyer Questions

Is the STN701 programmable?

No. It is a manual control with a HEAT / OFF / COOL switch.

What relay and sensor are used?

An Omron relay and an NTC sensor.

What warns of a flat battery?

A low battery indicator appears below 2.7 V when there is no 24V supply.

What backlight colours are available?

Blue, green, white or orange.

Is the housing flame retardant?

Yes, the housing is flame retardance ABS.

How long is the warranty?

2 years, with free spare parts and return and replacement.

Quote The Low Voltage Manual Wall AC Digital Air Conditioner LCD Thermostat

Send us the quantity, the destination market and any branding or firmware changes you need. Samples ship within 30 days and bulk orders in 15 to 45 days.