Used Vacuum Stuffer for sale (3,478)

Condition: not inspected (used), Lubot & Wakker Type: 1 pallet vacuum chamber Fjdpfsfxyqrox Afnefu Capacity: up to 2.000 Kg (6-8 charges) hr Completely stainless steel Dimensions chamber: L x W x H = 2.200 x 1.700 x 3.400 Weight: 1200Kg Electric: 380V 3P+N+E, 7,25Kw Compressed air: 6 bar Drinking water: 3 bar aprox. 1250 ltr/hr Features: Controll cabinet vacuümpump mix-tank water preparation Storage tank with pump valves etc as-is or tested and adjusted to customer choice

Year of construction: 1986, condition: not inspected (used), Vacuum filler Fjdpfsib A H Sex Afnsfu Make: EME (Engler) Type: automatic 27 station rotary Vacuum filling Machine Modell: V27 Capacity: up to 22.000 fill / hr Frame: Stainless steel 1.4301 (AISI 304) Tooling: 99mm Dimensions: L x W x H = 2.100 x 1.800 x 2.400 mm Features: No can / No Fill System Safety guarding with doors vacuum tank Central hight adjustment as-is or tested and set to customer choice

Year of construction: 2006, condition: good (used), Make: Pano Type: automatic 1 head dry vacuum closing machine Model: VKV-15 Serial number: 05-122 Construction year: 2006 Ffjdpfxsibba Re Afnju Capacity: up to 1.200 jars per hour Frame: stainless steel 1.4301 (AISI 304) Power supply: 380 Volt – 50 Hz – 1,5 kW Features: stainless steel control cabinet excluding conveyor including rotating magnetic cap sorter including vacuum pump including safety housing as-is or adjusted to customer needs

Condition: used, mileage: 28,000 km, power: 353 kW (479.95 HP), first registration: 05/2024, fuel type: diesel, overall weight: 26,000 kg, axle configuration: 3 axles, next inspection (TÜV): 06/2026, color: white, gearing type: automatic, emission class: euro6, total width: 2,550 mm, total height: 3,700 mm, loading space volume: 14 m³, Year of construction: 2024, Equipment: ABS, air conditioning, electronic stability program (ESP), navigation system, ++ RENT ++ BUY ++ RENT ++ BUY ++ RENT ++ BUY ++ Internal reference: #349 MAN TGS 26.480 6x2 BL Wiedemann Super 2000 8.0/5.0/1.0 MAN TGS 33.510 6x4 with high-performance Wiedemann Super 2000 water recycling unit (8.0/5.0/1.0). This vehicle is purpose-built for professional sewer cleaning and flushing operations, combining high suction capacity, efficient water recycling, and robust high-pressure technology in a durable and practical configuration. With a 14,000 l tank capacity, 3,000 m³/h vacuum performance, large-diameter DN150 suction pipe, and a powerful Uraca high-pressure system, this unit is ideally equipped for demanding municipal and industrial applications. Extensive control, comfort, and safety features ensure efficient operations even during extended deployments. Superstructure * Wiedemann enviro tec * Super 2000 8.0/5.0/1.0 water recycling system * 14,000-liter tank capacity Ffedpfx Afeyg Anpjnsu * 1,000 liters of fresh water * 5,000 liters of flushing water * 8,000 liters of sludge capacity * Tank discharge by 45° tipping Vacuum System * Wiedemann & Reichhardt KW 4000 * 4,000 m³/h * Approx. 25 m suction hose DN 125 High-Pressure System * Uraca P3-45 65 – 413 liters at 175 bar * Approx. 180 m HD hose DN 32 * Hydraulic hose reel with approx. 80 m DN 13 Additional Freshwater System * Speck NP 25/50-150 with 50 l/min at 150 bar * Spring-loaded reel with 10 m pressure hose DN10 Special Features * Sludge tank made from material 1.4301 (stainless steel) * Suction and HD booms * 5-liter warm water hand wash system * Stainless steel toolbox * Operator cabinet with display * Engine start controllable from operator cabinet * NMV start controllable from operator cabinet * Radio remote control with display * Equipment cabinet with two hinged doors – both sides * Hose storage * Pump compartment sound insulation extended * LED work lights * Central lubrication system Technical Data * Unladen weight: 19,030 kg * GVW: 26,000 kg * Length: 9,990 mm * Height: 3,700 mm * Width: 2,550 mm Chassis * MAN * TGS 26.480 * 6x2 * 353 kW / 480 HP * EURO 6 * Automatic * Air conditioning * Self-propelled sewer cleaning machine Summary: A highly capable MAN TGS 26.480 6x2 with Wiedemann Super 2000 water recycling system, powerful vacuum and high-pressure technology, and well-designed operator and comfort features. The ideal solution for professional sewer cleaning operators who value efficiency, high performance reserves, and robust technology. For further detailed information and/or photos, please contact us directly. A wide selection of additional vehicles for SALE or RENT can be found at: Specifications, prior sale, and errors excepted. The buyer is obliged to verify the condition and equipment of the goods independently. Sale exclusively in accordance with our terms and conditions and under exclusion of any warranty.

Condition: excellent (used), Pfeiffer Pfeiffer Vacuum HLT 560 Helium Leak Detector Professional Leak Testing, Sniffer & Vacuum Operation Description: For sale is a professional helium leak detector Pfeiffer Vacuum HLT 560. The device is designed for highly precise leak detection using helium and is typically used in industry, manufacturing, quality assurance, laboratories as well as technical service. It is suitable for safe detection of even the smallest leaks. The HLT 560 operates using mass spectrometry and can be used in both vacuum and sniffer modes. With the sniffer probe, leak locations can be specifically pinpointed, while in vacuum mode, entire assemblies or systems can be tested. An integrated turbopump and forepump make the device a complete, mobile test system. Applications (examples): - Leak testing of components and assemblies - Testing of vacuum chambers, pipelines, valves, heat exchangers - Quality control in production - Service and maintenance work on vacuum equipment Technical Data: Manufacturer: Pfeiffer Vacuum Model: HLT 560 Test gas: Helium Measuring principle: mass spectrometric helium leak detection Operating modes: vacuum operation / sniffer operation Reference leak rate: (7.4 ±15 %) × 10⁻⁷ mbar·l/s Dimensions (approx.): Height: 110 cm Width: 50 cm Depth: 60 cm Interfaces: RS232, RS485, Relay I / II, Gauge port Power supply: 230 V / 50 Hz Power consumption: approx. 400 VA Weight: approx. 44 kg Condition: used Fsdpfx Aoyaxu Sofnjfu Scope of delivery: (see picture) (Specifications and information subject to change and error!) Further questions can gladly be answered for you by phone.

Condition: excellent (used), Pfeiffer Pfeiffer Vacuum HLT 560 Helium Leak Detector Professional leak testing, sniffer & vacuum modes with backing pump: Vacuubrand MV 10 NT (max. approx. 10–11 m³/h) Description: For sale is a professional helium leak detector, Pfeiffer Vacuum HLT 560. This device is designed for high-precision leak testing using helium and is typically used in industry, manufacturing, quality assurance, laboratories, and technical service applications. It is capable of reliably detecting even the smallest leaks. The HLT 560 uses mass spectrometry and can be operated in both vacuum and sniffer modes. With the sniffer probe, leak locations can be pinpointed, while in vacuum mode, entire assemblies or systems can be inspected. Integrated turbopump and backing pump make this unit a complete, mobile testing system. Application areas (examples): • Leak testing of components and assemblies • Testing of vacuum chambers, pipelines, valves, heat exchangers • Quality control in production • Service and maintenance of vacuum technology systems Technical Data: Manufacturer: Pfeiffer Vacuum Model: SmartTest HLT 560 Integrated turbopump Fjdpfjyaxr Dox Afnjfu Backing pump: Vacuubrand MV 10 NT (max. approx. 10–11 m³/h) Test gas: Helium Measuring principle: Mass spectrometric helium leak detection Operating modes: Vacuum operation / sniffer operation Reference leak rate: (7.4 ±15%) × 10⁻⁷ mbar·l/s Dimensions (approx.): Height: 110 cm Width: 50 cm Depth: 60 cm Interfaces: RS232, RS485, Relay I / II, gauge connection Power supply: 230 V / 50 Hz Power consumption: approx. 400 VA Weight: approx. 70 kg Condition: used Scope of delivery: (see photo) (Specifications and technical details subject to change and errors!) For further questions, please feel free to contact us by phone.

Condition: ready for operation (used), Busch vacuum pump center with control box Ffedpevx Avgofx Afnju Busch type: 251-512, 023. 0.5 bar Qt. 6 liters Busch type: CB 0220 D / P 0.5/5 Pumps are tested. Siemens control TD 200 Control not tested Pumps are tested and working.

Condition: used, mileage: 147,000 km, power: 294 kW (399.73 HP), first registration: 05/2015, fuel type: diesel, overall weight: 32,000 kg, axle configuration: > 3 axles, next inspection (TÜV): 08/2026, color: red, gearing type: mechanical, emission class: euro6, Year of construction: 2015, Equipment: ABS, air conditioning, electronic stability program (ESP), Manufacturer MAN Model TGS 41.400 8X4 BB Naaktgeboren VP-8000 - 14.000 L Year 2015 Condition Very good Serial Number WMA39SZZ2FL070156 Ref. nr. 1148063 Reg. date: Last seen: 28-08-2025 Engine: Motor D2066LF61 -400 HP / 294 kW EURO6 SCR -1900 Nm CR Hk: 400 Km: 147000 Gearbox: Manual ZF 16 S 252 OD gearbox Eurotype: 6 Diesel tank: 1 Tank liter: 400 L Radio: ? Disc brake: Front Drum brake: Behind ABS: ? Engine brake: ? Tire Size: 315/80R22,5 - 315/80R22,5 - 315/80R22,5 - 315/80R22,5 Cover% left 50% Front suspension: Parable Suspension rear: Parable Ffodpfx Asx Rfkcofnsu Wheelbase: 5900 mm Rear axle, hub reduction: ? Toolbox: ? Hydraulic system: ? Total weight: 32000 Kg Net weight: 22005 kg Load capacity 9995 Kg Manufacturer: Naaktgeboren VP-8000 Tank capacity: 14.000 L Vacuum pump: SIAH 840 Capacity of blower: 8020 m3/h free air Max Vacuum: 9700 mm/ws

Condition: used, Adixen / Alcatel Alcatel ASM 122D Helium Leak Detector – mobile For sale is a professional Adixen / Alcatel ASM 122D helium leak detector from industrial use. This device is designed for highly precise leak detection and leak testing with helium and is used in industrial settings, research, and laboratories. It allows for the detection of extremely small leaks in vacuum systems, pipelines, valves, vessels, and assemblies. The leak detector features an integrated forepump and turbomolecular pump, various operating modes (vacuum / sniffer), as well as a digital display with automatic functions. Technical data (excerpt): Manufacturer: ALCATEL Model: ASM 122D Measurement principle: Helium mass spectrometer Detection limit: up to approx. 1 × 10⁻¹² mbar·l/s Power supply: 200–240 V / 50–60 Hz Power consumption: approx. 800–1200 W Made in France Weight: approx. 100 kg Condition: used Scope of delivery: (see picture) (Specifications and information subject to change and error!) Fjdpfjyapwkjx Afnefu If you have any further questions, please feel free to contact us by phone.

Condition: used, Adixen Adixen ASM 142 Helium Leak Detector Description: For sale is an Adixen ASM 142 helium leak detector. Ffsdjyankiepfx Afnou This device is suitable for highly precise leak detection in vacuum and pressurized systems and is used professionally in industry, laboratories, and research. The ASM 142 is equipped with an integrated turbomolecular pump, various measurement and test modes, as well as a clear digital display of the leak rate. Thanks to its sniffer mode and automatic test cycles, the device offers flexible application possibilities. Highlights: - Very high measurement accuracy - Vacuum and sniffer operation - Graphical & acoustic leak indication - Robust industrial design on casters Technical Data: Test gas: Helium Dimensions: approx. 110 × 60 × 70 cm Detection limit: down to approx. 5 × 10⁻¹² mbar·l/s Power supply: 230 V / 50–60 Hz Power consumption: approx. 1000 W Weight: approx. 100 kg Condition: used Scope of delivery: (see picture) (Specifications subject to change and possible errors!) For further questions, please feel free to contact us by phone.

Condition: used, Vacuum lifting device, vacuum lifter RIVATEC UNIGRIPPER Custom-made as a handling device for an industrial robot Year of manufacture: approx. 2008 Fjdpfx Afewywipenofu Load capacity: approx. 50 kg - 7 suction pads Ø 32 mm (design allows for 12) - 16 suction pads Ø 42 mm (design allows for 20) - 5 suction pads Ø 60 mm (design allows for 6) - a few suction cups missing, see photos (bellows suction pads) - swiveling base body for suction surface at 90° angle or flat 180° - base body pneumatically swiveling - Very elaborate and precise construction with linear guides - Flange plate for suspension or attachment to the robot - Equipped with many Festo components Required space (L x W x H): 620 x 300 x 300 mm Net weight: 28 kg Good condition 2 units available, price indicated per unit

Condition: used, functionality: fully functional, mileage: 168,680 km, power: 294 kW (399.73 HP), first registration: 01/2010, fuel type: diesel, overall weight: 28,000 kg, axle configuration: 3 axles, next inspection (TÜV): 02/2028, color: silver, gearing type: mechanical, emission class: euro4, loading space volume: 10 m³, Year of construction: 2010, Equipment: ABS, air conditioning, Internal vehicle number: G400022 German vehicle Located on our premises in Kaufungen - Kassel, immediately available More INFO from Luis Lucena Wheelbase: 3600 + 1350 mm Vehicle is in top condition - ready for operation HIGH PRESSURE PUMP 1,716 hours Uraca KD 716/G 60i=2.62 Max. output (bar, l/min): 170/325, 170 bar Max. speed (rpm): 1,499 VACUUM PUMP 1,500 hours Wittig Aqualine 2100 Max. output (cbm/h): 1,300 Max. speed (rpm): 1,499 Max. continuous operating pressure (bar): 0.5 TANK: 10,500 L Fodpfx Aeyilixjfnjfu DISCHARGE PISTON Seal diameter (mm): 1,650 Operating pressure (bar): 0.5 SUCTION HOSE CASSETTE Hose diameter (DN): 125 Hose (type): ASPIKLER N Radio remote control Errors excepted We are happy to take your used vehicle in part exchange. Financing directly through us is possible. GOLEC NUTZFAHRZEUGE GMBH We speak: German, English, Spanish, Polish, Ukrainian, Russian, Bulgarian. ----.

Condition: refurbished (used), Year of construction: 2005, functionality: fully functional, PFEIFFER VACUUM "DUO 250" 250 m3/h 7.5 kW Used - fresh from the revision Pfeiffer VACCUM DUO 250 Condition: smoked replacement device Manufacturer: Pfeiffer VACUUM Type: DUO 250 Technical data: - 3 phases. - 7.5 kW power. - 960 rpm - Voltage 230/400V - Volume 250 m3/h - Weight 360kg Technical information without guarantee For details, please refer to the type plate - see picture There are other vacuum pumps, vacuum systems, Edwards Booster EH1200 Roots piston vacuum pump for sale Fjdpfx Afoygycqenofu

Condition: refurbished (used), functionality: fully functional, Offered here is an Edwards EH 1200 Booster vacuum pump. The pump was no longer used after its overhaul. Fodpfxoygycks Afnefu

Condition: used, mileage: 393,000 km, power: 265 kW (360.30 HP), first registration: 09/2012, fuel type: diesel, overall weight: 26,000 kg, axle configuration: 3 axles, color: white, gearing type: mechanical, emission class: euro5, Equipment: ABS, air conditioning, Manufacturer Scania Model P360 6x4 Hvidtved Larsen FlexLine 312 Year 2012 Condition Good Serial Number XLEP6X40005290712 Ref. nr. 1348024 Reg. date: 12-09-2012 Engine: DC13 06 /360 hp Hk: 360 Ffodpfeyhumaox Afnou Km: 393000 Gearbox: GRS905 Manual Eurotype: 5 Diesel tank: 1 Tank liter: 300 L Cabin type: CP16 Radio: ? Drum brake: ? ABS: ? Engine brake: ? Tire Size: 385/65R22,5 - 315/80R22,5 - 315/80R22,5 Cover% left 40% Front suspension: Parable Suspension rear: Parable Wheelbase: 4500 mm Total weight: 26000 Kg Manufacturer: Hvidtved Larsen FlexLine 312 Tank capacity: 12000 L High pressure pump: Uraca KD 718G High pressure capacity: 390 l/min @ 140 bar High pressure pump hours: 1655 Vacuum pump: CVS Vacustar W1600 Vacuum capacity: 26,666 l/min @ Free flow Max. Vacuum 90% Vacuum pump timer: 1417

Condition: used, loading : max. 2.800 kg (depending on the product) all stainless steel vacuum pump not included Ffodpox Sdluofx Afneu suitable for cooling PLC control adjustable speed tilting system to discharge 1 water filter dimensions (l x w x h) : ± 3.490 x 1.820 x 2.250 mm power: 5,9 kW

Condition: good (used), Vacuum pump, rotary vane pump, rotary vane vacuum pump, pressure/vacuum pump, rotary vane pressure/vacuum pump, rotary vane pump -Manufacturer: Busch, Rotary vane vacuum pump -Type: RC 0025 E 501 -Drive: 0.75 kW / 1410 rpm -Vacuum: 20 mbar -Dimensions: 560/280/H400 mm -Weight: 36.4 kg Ffsdpfsyaz Hdox Afneu

Condition: used, mileage: 168,680 km, power: 294 kW (399.73 HP), first registration: 01/2010, fuel type: diesel, overall weight: 28,000 kg, axle configuration: 3 axles, next inspection (TÜV): 02/2028, color: silver, gearing type: mechanical, emission class: euro4, loading space volume: 10 m³, Year of construction: 2009, Equipment: ABS, air conditioning, Internal vehicle number: G400022 German vehicle Located on our premises in Kaufungen - Kassel, immediately available More INFO from Luis Lucena Wheelbase: 3600 + 1350 mm Vehicle is in top condition - ready for operation HIGH PRESSURE PUMP Ffedpfxoyh Szro Afnou 1,716 hours Uraca KD 716/G 60i=2.62 Max. output (bar, l/min): 170/325, 170 bar Max. speed (rpm): 1,499 VACUUM PUMP 1,500 hours Wittig Aqualine 2100 Max. output (cbm/h): 1,300 Max. speed (rpm): 1,499 Max. continuous operating pressure (bar): 0.5 TANK: 10,500 L DISCHARGE PISTON Seal diameter (mm): 1,650 Operating pressure (bar): 0.5 SUCTION HOSE CASSETTE Hose diameter (DN): 125 Hose (type): ASPIKLER N Radio remote control Errors excepted We are happy to take your used vehicle in part exchange. Financing directly through us is possible. GOLEC NUTZFAHRZEUGE GMBH We speak: German, English, Spanish, Polish, Ukrainian, Russian, Bulgarian. ----.

Condition: excellent (used), Volume flow 3000 Pressure 3400 Pa Filter 30 m2 Fedpfx Ajilug Sjfnefu Spindle speeds 2850

Condition: used, tank capacity: 1,260 l, GENERAL Design: horizontal Notes: 2 bearing shells, Fe; test pressure (water): 1 bar; 3 openings with an internal pipe diameter of approx. 315 mm in the end plates (1x with clad cover); 1 baffle plate inside the tank (see photos) Internal diameter: 990 mm Total height: 1,350 mm Total length: 2,150 mm Location: Bremen Nameplate: Vacuum: 1.0 bar Volume: 1,260 liters Cylinder wall thickness: 5.1 mm Product-contacting material: V2A 1.4301 (AISI304) Condition: used Cylindrical length: 1,350 mm Previous application: food processing/recycling Ffjdpfxjyck S Io Afneu TANK Max. permissible operating temperature: 110 °C Base design: saddles welded on EQUIPMENT Outlet: available Note: light residues MATERIAL PROPERTIES Flange material: steel TECHNICAL DATA / DIMENSIONS End plate wall thickness: 5.4 mm

Condition: used, tank capacity: 2,480 l, GENERAL Features: Crane lugs Design: vertical Remarks: heavy residues; sight glass in the cylinder; various connections on the top head and cylinder Outer diameter: 1,400 mm Total height: 2,900 mm Location: Bremen Nameplate: Vacuum: 1.0 bar Volume: 2,480 liters Cylinder wall thickness: 5.0 mm Product-contact material: V2A 1.4541 (AISI321) Condition: used Cylindrical height: 1,200 mm Last application: food recycling TANK Max. allowable operating temperature: 50 °C Support type: feet Number of feet: 4 units EQUIPMENT Outlet: pipe end, approx. 50 mm diameter Ffedoyck Szepfx Afnju MATERIAL SPECIFICATION Feet material: steel TECHNICAL DATA / DIMENSIONS Head wall thickness: 4.9 mm

Condition: used, Year of construction: 2009, tank capacity: 1,980 l, GENERAL Design: vertical Year of manufacture: 2009 Remarks: Height-adjustable frame made of V2A; various connections in the top cover; top cover can be moved with a lifting/swiveling device, which is no longer available; agitator flange positioned centrally in the top cover Internal diameter: 1,300 mm Ffodoyck Rqopfx Afneu Total height: 2,760 mm Top cover: removable / hinged Location: Bremen Technical documentation: drawing Nameplate: Vacuum: 1.0 bar Volume: 1,980 liters Cylinder wall thickness: 8 mm Product-contact material: V4A 1.4401/04 (AISI316) Condition: used Cylindrical height: 1,095 mm TANK Max. permissible operating temperature: 99 °C Bottom: conical bottom Support type: frame EQUIPMENT Outlet: flange Outlet diameter: 280 mm Note: slight residues present TECHNICAL DATA / DIMENSIONS Bottom wall thickness: 8 mm Top cover wall thickness: 20 mm

Condition: used, tank capacity: 9,140 l, GENERAL Equipment: Crane lugs Construction type: Suspended Remarks: Maximum operating pressure heating coil 35 bar; 3 legs, steel; Manhole diameter approx. 490 mm; several external components made of steel, e.g. manhole cover flange and insulation rings around the cylinder Internal diameter: 1,990 mm Total height: 3,750 mm Heating/Cooling: available Max. permitted operating temperature: 242 °C Location: Bremen Ffodpfx Afjyck Ddjnou Nameplate: Vacuum: 1.0 bar Volume: 9,140 liters Double jacket volume: 219.0 liters Cylinder wall thickness: 6.3 mm Product-contact material: V2A 1.4541 (AISI 321) Condition: used Cylindrical height: 2,400 mm Last application: Processing of wool grease VESSEL Max. permitted operating temperature: 200 °C Base type: On support legs HEATING/COOLING JACKET Internal temperature control: Full pipe coil EQUIPMENT Manway/Hatch: In the cylinder Outlet: 160 mm Remark: Outlet pipe cut off MATERIAL SPECIFICATION Temperature control system material: Stainless steel TECHNICAL DATA / DIMENSIONS Bottom wall thickness: 6.1 mm Top wall thickness: 6.3 mm

Condition: used, tank capacity: 16,300 l, GENERAL Equipment: Crane lugs Design: horizontal External diameter: 2,000 mm Internal diameter: 1,800 mm Max. overpressure: 0.50 bar Location: Outdoor storage Technical documentation: drawing, available Nameplate: Vacuum: 1.0 bar Volume: 16,300 liters Product-contact material: V2A 1.4301 (AISI304) Condition: used Cylindrical length: 6,000 mm VESSEL Ffjdpfxoyci N So Afnju Max. allowable operating temperature: 50 °C Supporting system: Saddles EQUIPMENT Outlet: available Outlet: 100 mm

Condition: used, tank capacity: 3,640 l, GENERAL Fedpjycivlefx Afnsfu Design: suspended Speed: 194 rpm Inner diameter: 1,600 mm Explosion-proof: Motor is explosion-proof (compliance with applicable ATEX directives under local conditions must be verified) Total height: 3,500 mm Heating/cooling: available Insulation: available Power: 5 kW Max. permissible operating temperature: 200 °C Max. permissible operating overpressure: 10.0 bar Max. overpressure: 0.49 bar Agitator: beam agitator Location: external storage Cylinder temperature control: half-pipe coil Nameplate: Vacuum: 1.0 bar Volume: 3,640 liters Jacket volume: 132.0 liters Product-contact material: V4A 1.4571 (AISI 316) Condition: used Cylindrical height: 1,450 mm Last use: chemicals VESSEL Heads: dished ends Support design: lug support HEATING / COOLING JACKET Bottom temperature control: half-pipe coil INSULATION Insulation jacket: hermetically welded Insulation jacket material: stainless steel EQUIPMENT Manway / dome: on top head Outlet: available Outlet: 25 / 80 mm AGITATOR Voltage: 380 V Current interrupter: Agitator arrangement: centrally on the top head