HUNTER LAB Repair Services India
Hunter Lab is a world-renowned manufacturer of spectrophotometers, colorimeters, and color measurement instruments used across industrial quality control, research, and manufacturing sectors globally. Founded in 1952, Hunter Lab pioneered colour science technology and remains the trusted standard for precise colour analysis in pharmaceutical, food, textile, paint, plastics, and cosmetics industries. Their instruments are critical for maintaining batch consistency and regulatory compliance in Indian manufacturing facilities.
Hunter Lab is a world-renowned manufacturer of spectrophotometers, colorimeters, and color measurement instruments used across industrial quality control, research, and manufacturing sectors globally. Founded in 1952, Hunter Lab pioneered colour science technology and remains the trusted standard for precise colour analysis in pharmaceutical, food, textile, paint, plastics, and cosmetics industries. Their instruments are critical for maintaining batch consistency and regulatory compliance in Indian manufacturing facilities.
Synchronics Electronics specialises in repairing Hunter Lab colour measurement systems, including their spectrophotometers, portable colorimeters, and integrated quality control devices. We service Hunter Lab instruments across pharmaceutical manufacturing units, paint factories, textile mills, and food processing plants throughout India. Our engineers understand Hunter Lab's optical calibration standards, sensor systems, and colour matching algorithms, ensuring your instruments maintain laboratory-grade accuracy post-repair.
Certified Hunter Lab spectrophotometer and colorimeter repair with optical calibration expertise.
HUNTER LAB Product Lines We Repair
Our engineers are trained on the full HUNTER LAB product range. Below are the major product families we service.
UltraScan PRO Series
Advanced spectrophotometer systems for high-precision colour measurement in industrial QC labs. Common issues include optical sensor drift, wavelength calibration errors, lamp degradation, and software interface failures requiring recalibration.
ColorQuest XE
Portable colorimeter designed for in-line colour control in manufacturing environments. Typical faults include sensor calibration loss, optical window contamination, USB communication errors, and display panel malfunctions.
Spectral Match Systems
Integrated colour formulation and matching software platforms paired with Hunter Lab measurement instruments. Repair challenges include database corruption, instrument communication timeout, software licensing issues, and colour standards database synchronisation failures.
D25 Series Manual Spectrophotometers
Laboratory-grade benchtop colorimeters for batch testing and colour standards verification. Common faults include lamp filament failure, optical mirror misalignment, measurement cell mechanism jamming, and inconsistent tristimulus value output.
HunterLab Color i7
Next-generation portable spectrophotometer with smartphone connectivity and cloud data logging for pharmaceutical and cosmetics compliance. Typical issues involve Bluetooth module failure, internal sensor malfunction, battery charging circuit degradation, and app synchronisation errors.
Why Choose Synchronics for HUNTER LAB Repairs?
PCB-Level Expertise
We repair down to the component level — not just swap boards. Our engineers identify root causes, replace failed IGBTs, capacitors, processors, and gate drivers on HUNTER LAB equipment.
Fast Turnaround
Standard 7–10 working days. Express 3–5 days available for critical breakdowns. Emergency same-day/next-day service for unplanned downtime.
6-Month Warranty
Every repaired unit ships with a 6-month comprehensive warranty on parts and labour. Our repair success rate is over 94% across all brands.
All-India Service
Couriered repairs accepted from any city in India. Doorstep pickup available in Vadodara, Mumbai, Pune, Ahmedabad, Surat, Chennai, and more.
Common HUNTER LAB Equipment Faults We Fix
Based on 30+ years of repair data, these are the most frequent failure modes we see in HUNTER LAB equipment arriving at our workshop.
- ✓Spectrophotometer lamp degradation and colour instability — Hunter Lab instruments use xenon or pulsed xenon lamps rated for 500-2000 operating hours. Lamp decay causes progressive colour measurement drift, increased measurement variability, and eventual instrument shutdown with 'Lamp Error' or 'Light Source Failure' fault codes.
- ✓Optical sensor and CCD array sensor failure — Hunter Lab spectrophotometers rely on precision CCD or photodiode arrays to detect reflected or transmitted light. Manufacturing dust, humidity exposure, and thermal cycling in Indian manufacturing plants cause sensor contamination, pixel burnout, or complete CCD module failure, resulting in erratic colour readings or 'Sensor Error' messages.
- ✓Wavelength calibration drift and measurement inaccuracy — Hunter Lab instruments require precision wavelength calibration at 400nm, 550nm, and 700nm reference points. Vibration from nearby machinery, temperature fluctuations in Indian plant environments, and age-related optical component drift cause calibration loss, resulting in L*a*b* values that fail regulatory batch testing tolerances.
- ✓USB communication and software interface timeout errors — Hunter Lab colorimeters and spectrophotometers connect to quality control software via USB or network interfaces. Driver compatibility issues with Windows updates, corrupted firmware, loose USB connectors, and communication protocol conflicts cause instrument timeouts, disconnection errors, and software 'Device Not Found' messages.
- ✓Measurement cell contamination and optical window fouling — Hunter Lab portable colorimeters measure powders, pastes, and liquids through precision optical windows. Sample residue, moisture accumulation, and airborne contamination in textile dyes, paint formulations, and food colour production environments create optical haze, reducing measurement precision and causing 'Low Signal' or 'Sample Error' faults.
- ✓Display panel malfunction and touchscreen responsiveness loss — Hunter Lab colour i7 and UltraScan PRO models use LCD or touchscreen interfaces for user interaction and measurement result display. Screen pixel failure, touch sensor degradation, and internal display connector corrosion from humidity or electrostatic discharge cause partial display loss, unresponsive controls, or completely blank screens.
How We Repair Your HUNTER LAB Unit
Receive & Log
Your unit is logged into our tracking system with a unique job number. You receive WhatsApp / email updates at every stage.
Fault Diagnosis
Board-level diagnosis using oscilloscopes, LCR meters, and thermal cameras. Root cause identified before any repair begins.
Component Repair
Faulty ICs, capacitors, MOSFETs, IGBTs, and gate drivers replaced with genuine or equivalent-spec components.
Full-Load Test
Unit tested under rated load with original or equivalent motor. All parameters verified. 6-month warranty issued.
Industries Using HUNTER LAB Equipment
We serve plant maintenance teams across all major industries where HUNTER LAB automation is deployed.
Frequently Asked Questions — HUNTER LAB Repairs
Do you repair Hunter Lab spectrophotometers and colorimeters anywhere in India?+
Yes. Synchronics is the leading Hunter Lab repair service partner across India. We repair all Hunter Lab colour measurement instruments - UltraScan PRO, ColorQuest XE, D25 series, Spectral Match systems, and Colour i7 models. We offer PAN-India pickup from Mumbai, Delhi, Pune, Bangalore, Chennai, Hyderabad, Kolkata, Ahmedabad, and all other industrial cities. All repairs are completed in our ISO 9001 certified facility in Vadodara, Gujarat with complete optical recalibration and ISO 17025 calibration certificates.
How do Hunter Lab spectrophotometers differ from standard colorimeters, and what repair expertise do you have?+
Hunter Lab spectrophotometers measure colour across the full visible spectrum (400-700nm) using CCD or photodiode arrays, providing L*a*b*, CIE XYZ, and reflectance data essential for quality assurance in pharmaceutical, food, and paint industries. Portable colorimeters use tristimulus filters for rapid in-line testing. Synchronics' engineers understand Hunter Lab's complete optical stack - from xenon lamp conditioning, wavelength calibration, CCD sensor operation, to software interface integration. We perform optical geometry alignment (45/0 or 0/45), spectral responsivity verification, and colour matching accuracy validation per Hunter Lab's manufacturing specifications.
What is the typical turnaround time for Hunter Lab instrument repair at Synchronics?+
Most Hunter Lab colorimeter repairs (lamp replacement, optical cleaning, USB driver updates) are completed within 5-7 working days. Complex spectrophotometer repairs involving CCD sensor replacement or full wavelength calibration require 10-14 days. Critical instruments can be prioritised for 2-3 day turnaround. We provide real-time status updates via email and phone throughout the repair process, and offer calibration while you wait for urgent quality control needs.
Can Synchronics repair Hunter Lab instruments with 'Lamp Error' or 'Sensor Error' fault codes?+
Yes. 'Lamp Error' indicates xenon lamp degradation or lamp circuit failure - we replace the lamp assembly and recalibrate the light source path. 'Sensor Error' indicates CCD array malfunction or optical misalignment - we clean, realign, or replace the sensor module depending on severity. All repairs include full optical verification and output of ISO 17025 calibration certificates confirming that your instrument meets original Hunter Lab colour measurement accuracy specifications.
Do you provide preventive maintenance and calibration services for Hunter Lab colour measurement systems?+
Yes. Synchronics offers annual preventive maintenance packages for Hunter Lab instruments including lamp replacement (before failure), optical window cleaning, full spectral calibration, software updates, and quarterly calibration certificates. We also provide on-site training for your quality control team on proper sample preparation, measurement technique, and instrument care to extend equipment life and reduce downtime in your textile, paint, pharmaceutical, or food production facility.
How do I send my HUNTER LAB unit for repair?+
Pack the unit securely and courier it to our Vadodara workshop. Include a note with the fault description and your contact details. We will log it into our system and WhatsApp you a job number within 24 hours of receipt. Doorstep pickup is available in Vadodara, Ahmedabad, Surat, Mumbai, and Pune.
What is the cost of repairing a HUNTER LAB drive or PLC?+
Repair cost depends on the model and the fault. We offer a free diagnosis — once we identify the fault, we provide a fixed quotation before proceeding. Typical repairs cost 20–40% of the new unit price. We will never repair without your approval.
What warranty do you provide on HUNTER LAB repairs?+
All repaired units carry a 6-month comprehensive warranty covering the same fault and related issues. If the fault recurs within the warranty period, we repair it free of cost.
Do you provide a no-fix, no-fee guarantee?+
Yes. If we cannot repair your HUNTER LAB unit after diagnosis, you pay only the diagnosis fee (₹500–₹1,500 depending on the product). The unit is returned to you at no additional charge.
HUNTER LAB Repair Catalog
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Don't See Your HUNTER LAB Model Listed?
We repair the full range of HUNTER LAB industrial electronics — even if the specific model is not yet in our catalog. Send us the unit details and we'll confirm repairability within 24 hours.
Free evaluation • 6-month warranty • PAN India pickup
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Back in Action — Fast
Send us your faulty industrial electronics. Our engineers will diagnose it and provide a detailed quote within 24 hours — with no obligation to proceed.
Free Evaluation
No obligation
48hr Turnaround
Fastest in India
6-Month Warranty
Every repair
No Fix, No Charge
Zero risk policy
Pan-India Pickup
Doorstep service