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Constant Temperature Humidity Test Chamber

Estimate pricing$ 6000
AvailabilityIn stock
CriteriaGB5170, 2, 3, 5, 6-95 Basic parameters verification methods
Low temperature testGB 2423.1-89 (IEC68-2-1)
High temperature testGB 2423.2-89 (IEC68-2-2)
Constant humidity testGB/T 2423.3-93 (IEC 68-2-3)

Products Description

Constant Temperature Humidity Test Chamber 1. Criteria Performance indicators meet the requirements of GB5170, 2, 3, 5, 6-95 Basic parameters verification methods for environmental test equipment for electrical and electronic products low temperature, high temperature, constant humidity and alternating humidity and heat test equipment. Basic environmental test code for electrical and electronic products test A: low temperature test method GB 2423.1-89 (IEC68-2-1) Basic environmental test code for electrical and electronic products test B: high temperature test method GB 2423.2-89 (IEC68-2-2) Basic Environmental Test Rules for Electrical and Electronic Products Test Ca: Constant Humidity and Heat Test Method GB/T 2423.3-93 (IEC 68-2-3) Basic Environmental Test Rules for Electrical and Electronic Products Test Da: Alternating Humidity-Heat Test Method GB/T423.4-93 (IEC68-2-30) Control Methods and Characteristics Balanced temperature control system (BTHC) controls SSR by P.I.D. so that the heating and humidification of the system is equal to the loss of humidity and heat, so it can be used stably for a long time. 2. Refrigeration system 2.1 Compressor: fully packed compressor imported from France 2.2 Refrigerant: environmental friendly refrigerant R404A 2.3 Condenser: fin type heat sink motor 2.4 Evaporator: fin type multi-stage automatic load capacity adjustment 2.5 Other accessories: desiccant, refrigerant flow window, repair valve 2.6 Expansion system: capacity controlled refrigeration system 3. Main technical parameters Temperature range -40150 Temperature fluctuation ±0.5 Temperature deviation ±2 Heating time about 4 degrees /min (no load non-linearity) Cooling time about 1 degrees /min (no load non-linearity) Humidity range 20% ~ 98% R.H Humidity fluctuation 3% R.H Humidity deviation 3% 4. Structure and Material A. Inner box material: stainless steel plate (SUS #304 1.0 mm thick) B. Outer box material: stainless steel plate is atomized or baking varnish (SUS #304 1.0 mm thick). C. Insulation material: hard Polyurethane foam and glass wool. D. Air supply circulation system: (1) 90 W motor (2) stainless steel lengthened axle center (3) Multi leaf fan (SIRCCO FAN) E. Box door: single door, single window, left open, handle on the right hand side. (1) Window 270 x 360 x 40 mm 3-layer vacuum layer. (2) Planar embedded handle (3) Rear button: SUS #304

Product Categories

Laboratory Equipments & Instruments

Products Specification

CriteriaGB5170, 2, 3, 5, 6-95 Basic parameters verification methods
Low temperature testGB 2423.1-89 (IEC68-2-1)
High temperature testGB 2423.2-89 (IEC68-2-2)
Constant humidity testGB/T 2423.3-93 (IEC 68-2-3)
Alternating humidity-heat testGB/T423.4-93 (IEC68-2-30)
Control methodBalanced temperature control system (BTHC) with PID-controlled SSR
CompressorFully packed compressor imported from France
RefrigerantEnvironmental friendly refrigerant R404A
CondenserFin type heat sink motor
EvaporatorFin type multi-stage automatic load capacity adjustment
AccessoriesDesiccant, refrigerant flow window, repair valve
Expansion systemCapacity controlled refrigeration system
Temperature range-40 to 150
Temperature fluctuation±0.5
Temperature deviation±2
Heating timeAbout 4 degrees/min (no load non-linearity)
Cooling timeAbout 1 degree/min (no load non-linearity)
Humidity range20% ~ 98% R.H
Humidity fluctuation3% R.H

Supplier information

Basic member

Zonsky Instrument Co, Ltd

China

Business type - Contact Seller

Inquire now

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Constant Temperature Humidity Test Chamber meets GB5170 and related standards for environmental test equipment for electrical and electronic products, including low temperature, high temperature, constant humidity, and alternating humidity-heat tests. It references GB 2423.1-89 (IEC68-2-1) for low temperature, GB 2423.2-89 (IEC68-2-2) for high temperature, GB/T 2423.3-93 (IEC 68-2-3) for constant humidity, and GB/T423.4-93 (IEC68-2-30) for alternating humidity-heat. Control uses balanced temperature control system (BTHC) with PID-regulated SSR to equalize heating/humidification with heat/humidity loss for stable long-term operation. Refrigeration system includes fully packed French-imported compressor, refrigerant R404A, fin-type condenser, fin-type multi-stage evaporator with automatic load adjustment, desiccant, refrigerant flow window, repair valve, and capacity-controlled expansion. Main technical parameters: temperature range -40 to 150°C, fluctuation ±0.5°C, deviation ±2°C, heating rate ~4°C/min (no load), cooling rate ~1°C/min (no load), humidity range 20%~98% RH, fluctuation ±3% RH.

Import Wholesale Constant Temperature Humidity Test Chamber for Your Business Needs

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About Supplier

Zonsky Instrument Co, Ltd is a premier leather products export company, established in 2010 and based in China. With a decade of experience, Zonsky Instrument Co, Ltd has built a reputation for delivering high-quality leather goods to clients across the globe. The company specializes in a wide range of leather products, including bags, wallets, belts, and custom leather accessories, all crafted with precision and attention to detail. Leveraging advanced manufacturing techniques and stringent quality control processes, Zonsky Instrument Co, Ltd ensures that each product meets the highest standards. The company’s commitment to excellence, timely delivery, and customer satisfaction has made it a trusted name in the international market.Zonsky Instrument Co, Ltd continues to expand its global footprint, exporting its superior leather products to various countries, while maintaining strong relationships with clients worldwide.

Supplier Details for Constant Temperature Humidity Test Chamber

Established - 6 Oct, 2026
Business Type - Contact Seller
Deals in Product Type - Laboratory Equipments & Instruments
Country - China

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