Overview
Metal bath modules are essential tools in laboratories requiring stable and precise temperature control. They replace traditional water baths by using metal blocks with drilled wells to hold tubes or microplates, eliminating evaporation risks and improving reproducibility. Commonly integrated with PID controllers, these modules achieve temperature uniformity within ±0.1°C, making them ideal for PCR, enzyme assays, and clinical diagnostics. Their compact design suits high-throughput workflows, while modular options allow customization for specific vial sizes. Industrial-grade versions are used in pharmaceutical quality control and food testing, where hygiene and durability are critical.
Structure and Working Principle
A standard metal bath module comprises a heated metal block (often aluminum for optimal thermal conductivity) with precisely machined wells. The block is heated by embedded electric cartridges or Peltier elements, regulated by a microprocessor for proportional-integral-derivative (PID) control. Advanced models include touchscreen interfaces for programmable protocols. Heat transfer occurs directly from the metal to sample tubes, reducing temperature lag compared to liquid baths. Some designs feature interchangeable blocks for flexibility across tube diameters (e.g., 0.2 mL PCR tubes to 50 mL conical tubes). Cooling versions combine heating and refrigeration for thermocycling applications.
Key Features
High thermal conductivity metals like aluminum ensure rapid heat distribution, with temperature ranges typically spanning 30°C to 120°C. Anodized or stainless steel surfaces resist chemical corrosion from spills. Safety features include overheat protection and automatic shutoff. Modern modules offer connectivity via USB or Bluetooth for data logging, critical in regulated environments like GMP labs. Energy-efficient designs minimize power consumption, and some are compatible with solar-powered systems for field research. Vibration-free operation distinguishes them from shaking incubators.
Application Areas
In molecular biology, metal baths are staples for DNA amplification and restriction digests. Clinical labs use them for serum thawing and reagent warming, ensuring consistent results. Industrial applications include viscosity testing in petrochemicals and sample preparation for HPLC. Food safety labs employ them for pathogen detection protocols, while academic institutions leverage their reliability for teaching experiments. Customized modules serve niche uses, such as maintaining temperatures for chocolate tempering in food science or battery testing in materials research.
Maintenance and Precautions
Regular cleaning with 70% ethanol prevents residue buildup in wells. Avoid abrasive scrubbers to preserve surface finish. Calibration checks every 6–12 months are recommended, using NIST-traceable thermometers. Ensure adequate ventilation to dissipate heat, especially in high-temperature operations. For modules with cooling, inspect condensate drainage to prevent moisture damage. Always use compatible tubes to avoid block deformation from excessive force. Store in low-humidity environments when not in use.
B2B Procurement Guide
Bulk buyers should prioritize suppliers with ISO 13485 certification for medical-grade units. Request validation documents, including temperature uniformity maps. Evaluate lead times—custom configurations may require 4–8 weeks. Consider total cost of ownership: energy-efficient models may justify higher upfront costs. For multinational deployments, verify voltage compatibility (110V/220V). Negotiate service contracts for calibration and repairs. Sample testing with your specific protocols is advisable before large orders. Eco-conscious buyers may seek RoHS-compliant designs.
Related Manufacturers
- 主营：[]
- 主营：超声波破碎仪、组织研磨仪、低温恒温槽、干式恒温金属浴、振荡器/摇床、分子杂交仪、均质器/匀浆机、恒温孵育摇床、透明粘度计恒温槽、反应釜、旋转蒸发仪、球磨仪、搅拌器
- 主营：台式鼓风干燥箱、立式鼓风干燥箱、高温鼓风干燥箱、恒温金属浴多少钱、台式真空干燥箱、立式真空干燥箱、全自动真空干燥箱、高真空全自动真空干燥箱、超高真空干燥箱、台式恒温摇床、恒温振荡器、叠加式恒温摇床、卧式恒温摇床、立式恒温摇床、电热恒温培养箱、生化培养箱、恒温恒湿培养箱、低温恒温水槽、恒温水浴锅、水浴恒温摇床、马弗炉、箱式电阻炉、二氧化碳培养箱、药品稳定性试验箱、高低温试验箱
- 主营：生物显微镜、多管混匀仪、奥林巴斯显微镜、恒温金属浴、热盖金属浴、徕卡显微镜、倒置显微镜、旋转式混匀仪、酶标板培养器、超级恒温器、BX43三目显微镜、BX53M正置显微镜、实验室振荡器、酶标板孵育器、不锈钢实验鼠笼、CX23生物显微镜、可调式混匀仪、半自动石蜡切片机、石蜡切片仪器、半自动轮转切片机、半自动组织切片机、石蜡切片设备、病理组织摊片机、手动切片机、轮转切片机
- 主营：研磨仪、组织研磨仪、手持式研磨仪、金属浴、研磨机、毛发研磨仪、真空离心浓缩仪、高压均质机、非接触DNA打断仪、单细胞悬液制备仪、实验室土壤研磨机、行星式球磨仪、冷冻研磨仪、便携式研磨仪、液氮冷冻研磨仪、超声波破碎仪、超微量分光光度计、微孔板离心机、磁力搅拌器、氮吹仪、分子杂交炉、高速分散机、匀浆机、均质器、超声波清洗机
- 主营：冻存管、淋洗液发生罐、阴离子抑制器、24孔金属模块、样品瓶、试剂槽、色谱柱、离子色谱柱、细胞过滤器
- 主营：滤芯吸头、移液吸头、离心瓶、24孔金属模块、冻存管、螺口管、PCR管、八连管、细胞培养、吸头
- 主营：离心瓶、培养皿、培养瓶、金属浴、螺口管、冻存管、离心管、灭菌吸头、滤芯吸头、导电吸头、滤芯吸嘴、工作站吸头、无热源吸头、细胞移液管、细胞培养板、灭菌枪头盒、移液器吸头、三角细胞摇瓶
- 主营：酶标条、酶标板、移液器、24孔金属模块、凸面带、200加长、锥形瓶、pcr八连、聚丙烯、管管盖、移液管、过滤板、培养皿、吸头盒、冷冻管、培养瓶、离心瓶、深孔板、pcr管盒、连排管、反应板、八连管、避光管、螺口管、带滤芯、离心管
- 主营：离心瓶、冻存管、冻存盒、24孔金属模块、巴氏吸管、细胞过滤器、乳胶手套、丁腈手套、淋洗液发生罐、样品瓶、导电吸头、移液管、采样锥、截取锥、离子色谱柱、离子抑制器、萃取池、氘灯、石墨管、萃取小柱
- 主营：移液管、离心瓶、深孔板、金属浴、乳胶手套、离心管、滤芯吸头、巴氏吸管、丁腈手套、生物磁珠、冻存盒、冻存管、色谱柱、石墨管、抑制器、500ml离心瓶
- 主营：2ml冻存管、5ml样品瓶、淋洗液发生罐、金属浴、八联管、巴氏吸管、试剂槽、细胞过滤器、冷冻管、无粉乳胶手套、移液器、离心管、丁腈手套、棕色冻存管、细胞培养锥形瓶、移液管、冻存盒、2mL样品瓶、冻存管
- 主营：蠕动泵、蠕动泵管、圣戈班硅胶管、金属浴、Tygon管、铠装热电偶、OMEGA热电偶、OMEGA热电偶线、OMEGA热电阻、OMEGA流量计、Nasco无菌采样袋、差压表、湿度传感器、温度传感器、POTTER喷雾塔、实验室摇床、PCR热循环仪、分光光度计、超声细胞破碎仪、粘度管、样品瓶、烘箱、高速离心机、冷冻干燥机、研磨仪、匀浆机
- 主营：混匀仪、离心机、移液器、S金属浴、干式加热器、数控磁力搅拌器
- 主营：离心瓶、透明管、移液管、金属浴、超薄管、2ml双向、八联管、锥形管、白色管、离心管、样品杯、1ml液体、ep管压盖、灭菌细胞、滤芯独立、黑色刻度、独立包装、医用聚苯、吸附能力、微量离心、灭菌带架、蛋白吸附、包装吸管、转移液体、纸塑包装、白色框架
- 主营：黑色吸头、滤芯吸头、透明吸头、金属浴、导电吸头、盒装吸头、滤芯吸嘴、工作站吸头、高透明吸嘴