Precision Measurement Instruments & For Industrial HVAC & Cleanrooms
Authorized B2B distributor of premium industrial transmitters, differential pressure gauges, aerosol photometers, and environmental diagnostic sensors across Indonesia.
VAISALA HMS83 Outdoor Humidity and Temperature Transmitter
Instrumen teknis VAISALA HMS83 Outdoor Humidity and Temperature Transmitter didistribusikan resmi oleh PT Okta Rekananda Instrument.
100% Genuine & Traceable
Direct sourcing from global authorized principals ensures factory authenticity, complete certificates of conformance, and ISO 17025 traceability.
ISO 17025 Traceable Support
Our technical sales engineers assist in sizing, sensor selection, application matching, and integration with your Building Automation Systems (BAS).
Fast Nationwide Delivery
Ready stock instruments and expedited express procurement for industrial emergencies, scheduled shutdowns, and urgent project turnarounds.
Official Factory Warranty
Direct factory warranty coverage, complete replacement support for manufacturing defects, and routine calibration lifecycle service.
OFFICIAL PRINCIPAL BRANDS & INDUSTRIAL INSTRUMENTATION
Complete diagnostic solutions for HVAC, cleanroom validation, environmental testing, and process automation.
Featured Industrial Instruments
High-accuracy instruments trusted by pharmaceuticals, data centers, manufacturing, and healthcare facilities.
Vaisala
![Vaisala GM70 [GM70D4A1C0A0B] Handheld Carbon Dioxide (CO2) Meter, 0-2000ppm CO2 Range, 1.9m Cable (](https://oktarekanandainstrument.co.id/images/products/vaisala-gm70-gm70d4a1c0a0b-handheld-carbon-dioxide-co2-meter.png)
Vaisala GM70 [GM70D4A1C0A0B] Handheld Carbon Dioxide (CO2) Meter, 0-2000ppm CO2 Range, 1.9m Cable (
Stable NDIR infrared CO2 and environmental transmitter designed to optimize demand-controlled ventilation and workplace air safety.
Vaisala
Vaisala RH+T Duct Transmitter, ±2% RH HMD110
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Vaisala
Vaisala TMW 92 (Room Transmitters and Humidity Series HMW90)
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Vaisala
GMW90 Series Carbon Dioxide Temperature & Humidity Transmitters (CO2+T)
Stable NDIR infrared CO2 and environmental transmitter designed to optimize demand-controlled ventilation and workplace air safety.
Vaisala
VAISALA HMD83 RH+T Duct Transmitter, ± 3 %RH, 0…10 V
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Vaisala
VAISALA HM70 Multi-Probe Hand-held Humidity and Temperature Meter (
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Vaisala
VAISALA HMW93D (Room Transmitters Temperature & Humidity)
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Vaisala
242659 – USB Service Cable (M12-5F , RS-485)
High-precision industrial instrument engineered for HVAC systems, cleanrooms, and process monitoring. Provides certified measurement stability and industrial signal integration.
Industrial Testing & Engineering Services
Specialized instrumentation services, diagnostic verification, and certified traceable calibration management.
Test & Measurement Equipment
Comprehensive supply of precision testing, validation, and calibration instruments for critical industrial environments, cleanrooms, and pharmaceutical facilities.
Hand Tools & Field Diagnostics
Portable diagnostic meters, digital indicators, service interface cables, and field calibrators designed for maintenance technicians and HVAC engineers.
Product Trading & Nationwide Distribution
Official national distribution network supplying authorized international instrumentation brands directly to factories, contractors, and institutions across Indonesia.
Product Sourcing & Procurement Support
Dedicated engineering procurement service for custom sensors, specialized HVAC instrumentation, discontinued replacement parts, and OEM solutions.
Project Portfolio & Case Studies
Real-world technical implementations of our measurement and HVAC instrumentation across key industries.
Cleanroom HEPA Filter Integrity Validation System
Supplied comprehensive ISO 14644-3 compliant filter integrity testing equipment for a major pharmaceutical production facility in West Java, ensuring zero leakage across critical Class A and Class B cleanroom zones.
Isolation Room Differential Pressure & Airflow Balancing
Furnished high-accuracy differential pressure transmitters and airflow indicators to maintain strictly controlled negative pressure environments in hospital airborne infectious isolation units.
Duct Humidity & Temperature Transmitter Overhaul
Upgraded 40+ critical AHU humidity and temperature transmitter nodes across processing halls, improving process moisture control and reducing sensor drift in high-humidity zones.
Technical Knowledge Center
Engineering articles, calibration guides, cleanroom standards, and HVAC diagnostic best practices.
Pengujian Integritas Filter HEPA Menggunakan Aerosol Photometer
Panduan lengkap pengujian kebocoran filter HEPA cleanroom dengan metode DOP atau PAO sesuai standar ISO 14644-3.
Duct Humidity Measurement: Best Practices for Transmitters in High-Velocity AHU Systems
Proper transmitter placement, probe insertion depth, and protection against condensation are critical factors in achieving accurate relative humidity readings in high-volume air handlers.
ISO 14644-3 Cleanroom HEPA Filter Integrity Testing: Photometer vs Particle Counter
A technical comparative analysis of aerosol photometer scanning methods versus discrete particle counters for cleanroom in-situ filter leak detection.
Need Instrument Recommendations or Custom RFQ?
Our sales engineering team is ready to provide technical specifications, product demonstrations, and competitive B2B quotes.