Bosch RG 4.0 A high-pressure suction unit for A2L and A3 refrigerants Product description The Bosch RG 4.0 A recovery unit is a robust and powerful refrigerant recovery unit for professional use in refrigeration and air-conditioning technology. It is suitable for extracting gaseous and liquid refrigerant from closed systems and is compatible with many common refrigerants in categories A1, A2L, A2 and A3 . Thanks to its oil-free single-cylinder compressor, the unit operates reliably, requires little maintenance and does not need regular oil changes. The high recovery rate of up to 410.5 kg/h in push-pull mode makes the Bosch RG 4.0 A particularly attractive for service calls, maintenance, repairs and recovery work on refrigeration, air-conditioning and heat pump systems. Your benefits Suitable for A2L and A3 refrigerants – ideal for modern and flammable refrigerants Can also be used with many A1 refrigerants, but not with CO₂ and NH₃ High flow rate of up to 410.5 kg/h in push-pull mode Oil-free single-cylinder compressor for low-maintenance operation Suction of liquid and gaseous refrigerants High-pressure cut-out at 38.5 bar to protect the unit and the user Low-pressure switch for automatic shut-off when the vacuum level is reached Self-cleaning function for easy refrigerant change Integrated dirt filter and filter drier included Robust industrial design for daily service use Professional evacuation unit for modern refrigerants The Bosch RG 4.0 A is particularly suitable for specialist refrigeration companies that regularly work with modern refrigerants such as A2L or A3 refrigerants. Particularly when dealing with flammable refrigerants, a suitable and certified recovery unit is essential. The unit was developed for professional workshop and field service use and is robust, stable and easy to operate. The high-performance electric fan first draws fresh air through the condenser, thereby ensuring high recovery rates even under demanding operating conditions. The easily accessible condenser unit allows for quick cleaning without the need for laborious dismantling of the housing. Technical data Manufacturer Bosch Model RG 4.0 A Equipment type Refrigerant extraction unit / recovery unit Suitable refrigerants A1 (excluding CO₂), A2L, A2, A3 – except NH₃ Mains voltage 230 V Power consumption 360 W Current consumption 5 A Engine type Single-cylinder, oil-free Number of cylinders 1 Gaseous flow rate 10.7 kg/h Flow rate (liquid) 122.1 kg/h Flow rate (push-pull) 410.5 kg/h Maximum operating pressure 38.5 bar Connection A 1/4" SAE male Connection B 1/4" SAE male Operating temperature 0 °C to 50 °C Cable length 2.5 m Dimensions 450 x 250 x 350 mm Weight 14.6 kg Features and functions Oil-free single-cylinder compressor High-pressure switch with automatic reset Low-pressure switch for automatic shut-off Self-cleaning function Integrated dirt filter Filter-drier included Protective cover for pressure gauge and controls Sturdy brackets and feet for noise and vibration damping Electrical and refrigeration connections on opposite sides Reset fuse and high-performance IEC connection Typical applications Refrigerant extraction and recovery Servicing of air-conditioning and refrigeration systems Maintenance of heat pumps Recovery prior to repair or component replacement Working with A2L and A3 refrigerants Professional after-sales service and on-site workshop support Why choose the Bosch RG 4.0 A? The Bosch RG 4.0 A is the right choice when a powerful, robust and versatile recovery unit for modern refrigerants is required. The combination of high recovery capacity, an oil-free compressor, automatic protection functions and easy maintenance makes the unit particularly well-suited for use by specialist refrigeration and air-conditioning firms.

Flaring bell professional flaring tool 91-12443130 The flaring bell is a professional flaring tool with 5 clamping jaws in diameters of 1/4", 3/8", 1/2", 5/8", 3/4" in a robust plastic case for connecting refrigeration lines and copper pipes. It is ideal for air conditioning and refrigeration systems as well as other devices that require a 45 degree flare. Technical details: Bell-shaped housing with spindle drive Flare cone and multiple clamping jaw bearings Flare head with three conical rollers Switch button for fine-rolled alignment Hardened precision clamping jaws for a tight fit Quickly interchangeable clamping jaws from 1/4" to 3/4" Advantages and benefits: The flanging bell enables absolutely burr-free, even and tight flanging joints. Thanks to the rolling function, the material is not damaged and the flare can be rolled out evenly. The precision clamping jaws hold the copper tube firmly without damaging it and ensure a secure fit. The switching knob enables precise fine adjustment. With this professional flaring tool, you can achieve professional results and save time and energy during the flaring process.

ECONOMY propane-oxygen brazing tool The ECONOMY propane-oxygen brazing tool is perfectly designed in accordance with DIN EN 962 for mobile use on site. It can be transported without conversion and is refillable, making it a reliable companion for use in refrigeration, air conditioning and ventilation technology or for heat pumps. Technical details: Compact support frame in accordance with DIN EN 962 0.425 kg propane cylinder, TÜV-tested 2 litre oxygen cylinder, TÜV-tested Propane regulator and oxygen pressure reducer 3m flexible rubber hose set in accordance with DIN EN 559 with non-return valves Quality KLEIN RISTA handle with fine adjustment valves Hard soldering torch size 3 for 2-4 mm material thickness Bottle capacity: propane 0.425 kg, oxygen 2 l / 0.4 m3 Operating time: 1 hour 15 minutes Dimensions: 340 x 125 x 540 mm Weight: 12 kg Advantages and benefits: The ECONOMY propane-oxygen brazing tool impresses with its mobility and reliability. With its compact carrying frame and TÜV-certified cylinders, it is ideal for use on site. The high-quality regulators, hoses and the quality handle ensure precise results. The brazing torch enables material thicknesses of 2-4 mm to be processed, while the long operating time of 1 hour and 15 minutes enables efficient work.

Flame protection mat for protecting components during soldering and welding work Technical details: Flame-retardant and temperature-resistant up to 840 °C Continuous temperature resistance up to 700°C with direct exposure to flame and liquid slag Good mouldability, long service life, asbestos-free, ceramic-free and harmless to health Size: 33x50 cm Weight: 0.300 kg Max. Ambient temperature: 1000 °C Advantages and benefits: The flame protection mat from Rothenberger offers reliable protection against burns during soldering and welding work. Thanks to its continuous temperature resistance up to 700 °C and flame retardancy, it is ideal for use in demanding working environments. Other advantages include good mouldability, a long service life and no health risks thanks to the asbestos- and ceramic-free material. Craftsmen can work safely and benefit from a protected environment.About Rothenberger: Rothenberger is a renowned manufacturer of pipe tools and machines for various industries. With over 6000 products in its range, Rothenberger stands for quality, innovation and first-class technology.The 31050 flame protection mat from Rothenberger is another example of the high standards and reliability of its products. Quality-tested and certified in accordance with ISO DIN EN 9001:2015, it offers craftsmen the safety and performance they need.

Nitrogen pressure reducer The nitrogen pressure reducer, model number 46-9691005, is an indispensable instrument in refrigeration, air conditioning and ventilation technology as well as for heat pumps. It enables precise control of the nitrogen pressure and thus ensures efficient and reliable operation of your systems. This product is aimed at professional installers and technicians who require the highest quality standards and precise results. Technical details: Modellnummer: 46-9691005 Maximum inlet pressure: 300 bar Working pressure range: 0-30 bar Connections: 1/4" NPT Body material: brass Advantages and benefits: 1. precise pressure regulation: The nitrogen pressure regulator ensures precise pressure adjustment, resulting in optimum performance of your systems 2. durable and reliable: The robust brass housing guarantees a long service life and reliable functionality, even under demanding operating conditions. 3. user-friendly: Thanks to its simple handling, the nitrogen pressure regulator can be installed and adjusted quickly and easily, saving time and effort.