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Rotronic
3 Wire Hygroflex1 Spacemount Transmitter without Display — HF1 — HF132-SB1XXXXXRotronic humidity and temperature transmitter designed for HVAC applications with integrated Hygromer IN-1 sensor and accuracy of <±2 %RH in wall and duct versions.
SGD 286.00

Rotronic
AC1900 — Fixed ProbeFixed probe 100 x 3 mm without cable featuring Class A sensors with 4-wire connection and 4-pin Binder connector plug series 711.
SGD 344.00

Rotronic
AC1902 — Insertion ProbeInsertion probe with handle and 1 m cable featuring Class A sensors with 4-wire connection for temperature measurement applications.
SGD 420.00

Rotronic
AC3006Service cable for ROTRONIC instruments connecting via USB interface for programming and firmware updates.
SGD 135.00

Amprobe
Amprobe AM-520 HVAC MultimeterAutoranging digital multimeter designed for HVAC professionals with temperature measurement, microamps for flame sensors, and capacitance testing capabilities.
SGD 148.00

Amprobe
Amprobe AM-530 True-RMS Electrical Contractor MultimeterTrue-rms digital multimeter designed for professional electrical contractors, measuring AC/DC voltage, current, resistance, frequency, capacitance and temperature with non-contact voltage detection.
SGD 205.00
Knowledge Base
Latest Technical Insights
When to Upgrade Your Test Instruments: A Singapore Engineer's Decision Guide
Every test instrument eventually reaches the point where keeping it costs more than replacing it. But how do you know when you're there? Here's an honest decision framework for Singapore engineers and contractors — with real cost examples and the specific triggers that should force the upgrade conversation.
Pressure Measurement in Singapore's Industrial Sector: A Complete Guide
Gauge, absolute, differential — the three flavours of pressure measurement that every Singapore instrumentation engineer must understand. Here's the complete technical guide to industrial pressure measurement, from sensor selection to calibration, for Singapore's process, HVAC, and manufacturing sectors.
Digital Twins and Calibration: The Manufacturing Convergence Singapore Needs
Digital twins are only as accurate as the sensors feeding them. In Singapore's smart manufacturing push, calibration drift in IoT sensors propagates directly into digital twin inaccuracy — meaning wrong maintenance predictions, missed defects, and false confidence. Here's why calibration traceability must be in your IoT strategy from day one.
