Products — HVAC Parts & Components

Liquid Thermostat MT-21 for Temperature Control

Liquid Thermostat MT-21 for Temperature Control

$900-3,000
TERMEX LLC 🇷🇺
Thermoelectric Temperature Converters TXA 9425

Thermoelectric Temperature Converters TXA 9425

$90-360
ETALON OJSC 🇷🇺
Heat Meter TCV - Measuring Temperature and Flow Rate

Heat Meter TCV - Measuring Temperature and Flow Rate

$150-540
ENERGETIKA LLC 🇷🇺
Vacuum Interface Valve KVI-2-V for Wastewater Collection

Vacuum Interface Valve KVI-2-V for Wastewater Collection

$450-1,800
YAMYA-ENGINEERING LLC 🇷🇺
Thermostatic Mixing Valve for 1/2" Pipes Kopfgescheit KR535

Thermostatic Mixing Valve for 1/2" Pipes Kopfgescheit KR535

$9-30
Kopfgescheit LLC RUSSIA 🇷🇺
Heat Quantity Calculators VKT-7

Heat Quantity Calculators VKT-7

$90-300
IVTRADE LLC 🇷🇺
Temperature Control Relay TAM-102C

Temperature Control Relay TAM-102C

$30-180
SPZ OJSC 🇷🇺
Electromagnetic Heat Meter KM-5-6

Electromagnetic Heat Meter KM-5-6

$900-3,000
TBN-Energoservis LLC 🇷🇺
Flow Vacuum Trap LP-400

Flow Vacuum Trap LP-400

$420-1,500
VACUUMASH OJSC 🇷🇺
Condensate Control Armature Block BAVN1-2.5-3(USK).00.00.000

Condensate Control Armature Block BAVN1-2.5-3(USK).00.00.000

$3,000-12,000
KURGANHIMMASH LLC 🇷🇺
Separation Block BS 3.0/2.2-5M for Oil Purification

Separation Block BS 3.0/2.2-5M for Oil Purification

$9,000-30,000
VINETA LLC 🇷🇺
Multi-Trap Vacuum System ML-630

Multi-Trap Vacuum System ML-630

$1,500-6,000
VACUUMASH OJSC 🇷🇺
Electric Water Heater RB 3000E-28-0 N 0.6 MPa

Electric Water Heater RB 3000E-28-0 N 0.6 MPa

$900-3,600
RUSSIAN BOILER LLC 🇷🇺
Temperature Control Block BKT-2 for Dry Transformers

Temperature Control Block BKT-2 for Dry Transformers

$150-480
MIRONOMIKA LLC 🇷🇺
Expansion Tank Mounting Bracket 046900131105000

Expansion Tank Mounting Bracket 046900131105000

$0.90-3.60
UAZ LLC 🇷🇺
Steam Mechanical Nozzle Tagpol for Liquid Fuel Spraying

Steam Mechanical Nozzle Tagpol for Liquid Fuel Spraying

$900-3,600
PJSC Krasny Kotelshchik 🇷🇺
Air Pressure Emergency Sensor 6052.3829

Air Pressure Emergency Sensor 6052.3829

$1.50-6
PZ "EMI" LLC 🇷🇺
Granreg KM324R 3-Way Control Valve, 40mm, 1.6MPa

Granreg KM324R 3-Way Control Valve, 40mm, 1.6MPa

$90-300
ADL Trading House LLC 🇷🇺
Air Pressure Emergency Sensor 6042.3829

Air Pressure Emergency Sensor 6042.3829

$1.50-6
PZ "EMI" LLC 🇷🇺
Water Distribution Collector Unit SPL DCU Type WF

Water Distribution Collector Unit SPL DCU Type WF

$150-840
MEGATRON LLC 🇷🇺
Heat Meter "Schetpribor" TSS

Heat Meter "Schetpribor" TSS

$15-60
Schetpribor CJSC 🇷🇺
Electromagnetic Heat Meter KM-5-B1-2

Electromagnetic Heat Meter KM-5-B1-2

$900-3,000
TBN-Energoservis LLC 🇷🇺
Liquid Thermostat VT-ro-01 Master Series

Liquid Thermostat VT-ro-01 Master Series

$900-3,000
TERMEX LLC 🇷🇺
Refrigerant Gas Analyzers KGS-F-01A

Refrigerant Gas Analyzers KGS-F-01A

$900-3,000
Federal State Unitary Enterprise "Scientific Production Association "Analitpribor" 🇷🇺
CNT Balancing Valve for Flow Regulation

CNT Balancing Valve for Flow Regulation

$9-60
RIDAN LLC 🇷🇺
Equipped Frame Block EGRC.566139.002

Equipped Frame Block EGRC.566139.002

$900-3,600
UZMK LLC 🇷🇺
Liquid Thermostat VT18-3 for Heating Samples

Liquid Thermostat VT18-3 for Heating Samples

$900-3,000
TERMEX LLC 🇷🇺
Vacuum Valve for Interface KVI-10-N

Vacuum Valve for Interface KVI-10-N

$900-3,000
YAMYA-ENGINEERING LLC 🇷🇺

Thermocouples, Thermostats and the Spare Parts That Keep Heating Systems Alive

A boiler is only as reliable as its sensors. This 349-item section from 116 suppliers is the maintenance backbone of the HVAC catalogue: thermocouples and temperature sensors (107 positions), boiler and water heater spare parts (67), thermostats (62), electronic temperature controllers (36), pipe insulation and fittings, thermostatic expansion valves, heat meters and metering assemblies. It is the category service companies and wholesalers come back to monthly, not once a project.

Russian instrument plants have produced temperature sensing equipment for power stations and process industries for decades, so the depth here is real: industrial thermocouples in numerous junction types, lengths and thermowell materials, calibrated against GOST standards and supplied with verification documents when required. Pricing on sensors and controls typically undercuts European catalogue brands by a wide margin, which matters when you buy them by the hundred.

  • Sensors: thermocouples and RTDs in standard and custom lengths, with thermowells
  • Controls: mechanical thermostats and electronic controllers for heating equipment
  • Metering: heat meters and apartment-level metering units for billing projects
  • Spares: elements, gas valves, boards and fittings for boilers and water heaters
  • Shipping: light parcels go by air courier in days; bulk orders by truck or sea, EXW/FOB

List the part numbers or describe the equipment you service in a sourcing request and suppliers will match compatible components with current stock data.

FAQ

Will these sensors and thermostats fit non-Russian boilers?
Frequently yes. Thermocouples, RTD sensors and capillary thermostats are built to common dimensional standards, and suppliers can manufacture sensors to your specified length, thread and connector. For boiler-specific spare parts, send the boiler model and a photo of the old part to confirm compatibility before ordering.
Can I order small quantities, or is this wholesale only?
Small-batch orders are normal in this category — many suppliers ship from 5 to 10 sensors or a single controller. Unit prices step down meaningfully at 50 to 100 pieces. Because parts are light, air courier delivery is affordable even for trial quantities.
Are calibration certificates available for temperature sensors?
Yes. Industrial thermocouples and RTDs can be supplied with factory calibration protocols referencing GOST methods, and metrological verification certificates are available on request for an additional fee. State the requirement at order stage so instruments are verified before dispatch rather than after arrival.
How fast is delivery for urgent service parts?
Stock items ship within days, and international courier delivery typically takes 5 to 10 days to the Middle East, Central Asia or Africa. Custom-built sensors add one to three weeks of production. For service businesses, suppliers recommend holding a small consignment stock of fast-moving parts locally.
Do heat meters comply with billing regulations in our country?
Heat meters are certified within the EAEU metrology system. Whether they can be used for official billing in your country depends on national type-approval rules — some markets accept EAEU verification, others require local approval. Suppliers provide the technical file needed for your national metrology authority.