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Edwards EXT and nEXT Series

nEXT Features:

Patented bearing suspension system minimizes noise and vibration transmitted to the vacuum system.
Advanced simulation tool derived rotor design to give better speed and compression performance.
Multiple drag stages for higher compression ratios and greater backing pressure tolerance.
Permanent magnet upper bearing for a hydrocarbon free vacuum, reduced vibration and minimum wear.
Manual vent port with automatic valve accessories for rapid venting and quick cycle times
Purge port for safe pumping operation of specialized gases.
Automatic wide operating voltage range from 24V to 48V dc for versatility in system integration.

Applications:

Mass spectrometry
Electron microscopy
Research and development
High energy physics
Industrial

Charts

Videos

Edwards nEXT85 turbomolecular pump

With an increased customer choice of standard and higher compression variants, Edwards nEXT85 turbomolecular pump is able to offer superior performance for all needs, and yet is the smallest pump in its class on the market.

Runtime: 02:46

Specifications Table

Pump Model	nEXT240D	nEXT300D	nEXT400D	nEXT730D	nEXT930D
Pumping Speeds	N2: 240 L/s He: 230 L/s H2: 165 L/s	N2: 300 L/s He: 340 L/s H2: 280 L/s	N2: 400 L/s He: 390 L/s H2: 325 L/s	N2: 730 L/s He: 820 L/s H2: 715 L/s Ar: 665 L/s	N2: 925 L/s He: 905 L/s H2: 735 L/s Ar: 865 L/s
Ultimate Pressure	ConFlat Flange 5.00 x 10^-10 hPA 5.00 x 10^-10 mbar 5.00 x 10^-8 Pa 3.75 x 10^-10 Torr ISO-K Flange 8.00 x 10^-8 hPA 8.00 x 10^-8 mbar 8.00 x 10^-6 Pa 6.00 x 10^-8 Torr	ConFlat Flange 5.00 x 10^-10 hPA 5.00 x 10^-10 mbar 5.00 x 10^-8 Pa 3.75 x 10^-10 Torr ISO-K Flange 8.00 x 10^-8 hPA 8.00 x 10^-8 mbar 8.00 x 10^-6 Pa 6.00 x 10^-8 Torr	ConFlat Flange 2.00 x 10^-10 hPA 2.00 x 10^-10 mbar 2.00 x 10^-8 Pa 1.50 x 10^-10 Torr ISO-K Flange 1.00 x 10^-8 hPA 1.00 x 10^-8 mbar 1.00 x 10^-6 Pa 7.50 x 10^-9 Torr	ConFlat Flange 3.00 x 10^-10 hPA 3.00 x 10^-10 mbar 3.00 x 10^-8 Pa 2.25 x 10^-10 Torr	ConFlat Flange 3.00 x 10^-10 hPA 3.00 x 10^-10 mbar 3.00 x 10^-8 Pa 2.25 x 10^-10 Torr
Cooling Method(s)	Method Forced Air Water	Method Forced Air Water	Method Forced Air Water	Method Forced Air Water	Method Forced Air Water
Foreline Flange	KF25	KF25	KF25	KF25	KF25
Inlet Flange	ISO100-K DN100CF (6.00" OD)	ISO100-K DN100CF (6.00" OD)	ISO160-K DN160CF (8.00" OD)	ISO160-K DN160CF (8.00" OD)	ISO200-K DN200CF (10.00" OD)
Weight Lbs (kg)	12.6 - 19.4 ( 5.70 - 8.80 )	12.6 - 18.7 ( 5.70 - 8.50 )	14.3 - 21.6 ( 6.50 - 9.80 )	32.2 - 43.2 ( 14.6 - 19.6 )	34.0 - 47.8 ( 15.4 - 21.7 )
Lubrication Type	Dry	Dry	Dry	Dry	Dry
Technology Type	Turbo - Compound Drag Stage	Turbo - Compound Drag Stage	Turbo - Compound Drag Stage	Turbo - Compound Drag Stage	Turbo - Compound Drag Stage

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* Natural convection (30-35°C Ambient). Other cooling methods differ.

Note:

All pumps require a Controller and Power Cord for proper operation. An Inlet Screen, Vent Valve, and Air Cooling Fan may be required for select applications.

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Ordering Table

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Pump Model	Inlet Flange	Foreline Flange	Manual	Description	Part Number	Price	In Stock	Add To Cart	Accessories
Pump Model	Inlet Flange	Foreline Flange	Manual	Description	Part Number	Price	In Stock	Add To Cart	Accessories
nEXT240D	ISO100-K	KF25		PUMP, TURBO, nEXT 240D, IOS100-K INLET FLANGE, 160W	B81200100	P.O.R.
nEXT240D	DN100CF (6.00" OD)	KF25		PUMP, TURBO, nEXT240D, 6" CF FLANGE	B81200200	$15,938.00
nEXT300D	ISO100-K	KF25		PUMP,TURBO,nEXT300D,100 ISO-K INLET,QF25 BACKING PORT	B82200100	$13,857.72
nEXT300D	DN100CF (6.00" OD)	KF25		PUMP,TURBO,nEXT300D,6"CF INLET, QF25 BACKING PORT	B82200200	$16,841.55
nEXT400D	ISO160-K	KF25		PUMP, TURBO, nEXT400D, ISO160 160W	B83200300	P.O.R.
nEXT400D	DN160CF (8.00" OD)	KF25		PUMP,TURBO,nEXT400D,160CF INLET, QF25 BACKING PORT	B83200400	$19,247.50
nEXT730D	ISO160-K	KF25		EDWARDS NEXT730D CERAMIC BEARING TURBOMOLECULAR DRAG PUMP WITH ISO160-K INLET FLANGE, AND KF25 FORELINE FLANGE, 730 L/S N2 PUMPING SPEED.	B8J200300	P.O.R.
nEXT730D	DN160CF (8.00" OD)	KF25		EDWARDS NEXT730D CERAMIC BEARING TURBOMOLECULAR DRAG PUMP WITH CF160 INLET FLANGE, AND KF25 FORELINE FLANGE, 730 L/S N2 PUMPING SPEED.	B8J200400	P.O.R.
nEXT930D	ISO200-K	KF25		EDWARDS NEXT930D CERAMIC BEARING TURBOMOLECULAR DRAG PUMP WITH ISO200-K INLET FLANGE, AND KF25 FORELINE FLANGE, 925 L/S N2 PUMPING SPEED.	B8K200D00	P.O.R.
nEXT930D	DN200CF (10.00" OD)	KF25		EDWARDS NEXT930D CERAMIC BEARING TURBOMOLECULAR DRAG PUMP WITH CF200 INLET FLANGE, AND KF25 FORELINE FLANGE, 925 L/S N2 PUMPING SPEED.	B8K200F00	P.O.R.

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Accessories Table

Description	For Pump Model(s)	Accessory Type	Part Number	Price	In Stock	Add To Cart
Description	For Pump Model(s)	Accessory Type	Part Number	Price	In Stock	Add To Cart
Auto-Soft Flow Actuated Check Valve (KF40)	EXT75DX, nEXT85D	Hardware	225-0040	P.O.R.
Bolting Kit, For DN160CF (8.00" OD) Flange, Including Bolt, Nut, and Washer Set and Copper Gasket	nEXT400D	CF Hardware Kit	DN160CF-HDKIT	P.O.R.
Bolting Kit, For DN63CF (4.50" OD) Flange, Including Bolt, Nut, and Washer Set and Copper Gasket	EXT75DX, nEXT85D	CF Hardware Kit	DN63CF-HDKIT	P.O.R.
Bolting Kit, For Dn100CF (6.00" OD) Flange, Including Bolt, Nut, and Washer Set and Copper Gasket	nEXT240D, nEXT300D	CF Hardware Kit	DN100CF-HDKIT	P.O.R.
Clamping Kit, For QF100 (ISO100-K) Flange, Including (8) Cold Steel (Zinc Plated) Clamp and FKM Centering Ring	EXT75DX, nEXT240D, nEXT300D	ISO-K Hardware Kit	QF100K-HDKIT	P.O.R.
Clamping Kit, For QF16 Flange, Including Aluminum Clamp and FKM Centering Ring	EXT75DX, nEXT85D	KF Hardware Kit	QF16-HDKIT	P.O.R.
Clamping Kit, For QF160 (ISO160-K) Flange, Including (8) Cold Steel (Zinc Plated) Clamp and FKM Centering Ring	nEXT400D	ISO-K Hardware Kit	QF160K-HDKIT	P.O.R.
Clamping Kit, For QF25 Flange, Including Aluminum Clamp and FKM Centering Ring	nEXT240D, nEXT300D, nEXT400D	KF Hardware Kit	QF25-HDKIT	P.O.R.
Clamping Kit, For QF40 Flange, Including Aluminum Clamp and FKM Centering Ring	EXT75DX, nEXT85D	KF Hardware Kit	QF40-HDKIT	P.O.R.
Clamping Kit, For QF63 (ISO63-K) Flange, Including (4) Cold Steel Zinc Plated) Clamp and FKM Centering Ring	EXT75DX, nEXT85D	ISO-K Hardware Kit	QF63K-HDKIT	P.O.R.
Edwards 48VDC Cable to Connect EDS500 to nEXT730/930 Pumps, 1m Length	nEXT730D, nEXT930D	Interconnect Cable	B8J200821	P.O.R.
Edwards 48VDC Cable to Connect Third Party Power Supplies to nEXT730/930 Pumps, 1m Length (Flying Leads)	nEXT730D, nEXT930D	Interconnect Cable	B8J200815	P.O.R.
Edwards Air Cooling Kit for EXT Pumps	All EXT and nEXT series pumps	Turbo Accessory	B58053075	P.O.R.
Edwards EPS500 Power Supply for nEXT730/930 Turbo Pumps	nEXT730D, nEXT930D	Power Supply	B8J200811	P.O.R.
Edwards Extension Cable for Connection to TAG/TIC Controllers to nEXT Pumps	nEXT730D, nEXT930D	Interconnect Cable	D39700835	P.O.R.
Edwards Interconnect Cable, 3m.	nEXT series pumps	Interconnect Cable	D40001030	P.O.R.
Edwards Pump Extension Cable, 2m Length	All EXT and nEXT series pumps	Interconnect Cable	D39700836	$449.04
Edwards Radial Air Cooling Unit for nEXT730/930 Turbo Pumps	nEXT730D, nEXT930D	Turbo Accessory	B8J200800	P.O.R.
Edwards TAG Turbo and Active Gauge Controller	All EXT and nEXT series pumps	Turbo Controller	D39592000	P.O.R.
Edwards TAV5 Vent Valve (Normally Open)	nEXT730D, nEXT930D	Turbo Accessory	B8G200834	P.O.R.
Edwards TAV5 Vent Valve, 24VDC	All EXT and nEXT series pumps	Turbo Accessory	B58066010	$646.98
Edwards TIC 200 (200 Watt) Controller, RS232	nEXT series pumps	Turbo Controller	D39712000	P.O.R.
Edwards TIC Logic Interface Cable (Controller - Relay Box), 2m Length	All EXT and nEXT series pumps	Interconnect Cable	D39700833	P.O.R.
Edwards TIC RS232 Communication Cable, 2m Length	All EXT and nEXT series pumps	Interconnect Cable	D39700834	P.O.R.
Edwards TIC Relay Box for Small Backing Pump	All EXT and nEXT series pumps	Turbo Accessory	D39711805	P.O.R.
Edwards TIC100 (100 Watt) Turbo and Instrument Controller, RS232	All EXT and nEXT series pumps	Interconnect Cable	D39721000	P.O.R.
Edwards WRG, CF40	nEXT series pumps	Gauge	D14703000	P.O.R.
Edwards WRG, KF25	nEXT series pumps	Gauge	D14701000	P.O.R.
Edwards Water Cooling Unit for nEXT730/930 Turbo Pumps	nEXT730D, nEXT930D	Turbo Accessory	B8J200820	P.O.R.
Edwards nEXT (240 , 300, 400) Radial Air Cooler	nEXT 240, 300, and 400 series pumps	Turbo Controller	B58053175	$547.34
Edwards nEXT 240, 300, 400 Oil Cartridge Tool Kit	nEXT series pumps	Turbo Accessory	B80000812	P.O.R.
Edwards nEXT Bearing Tool Kit	nEXT series pumps	Repair Kit	B80000805	P.O.R.
Edwards nEXT Bearing and Oil Cartridge Kit	nEXT series pumps	Repair Kit	B80000810	P.O.R.
Edwards nEXT Radial Fan for nEXT85D Pumps (AXC85)	nEXT85	Turbo Accessory	B8G200820	P.O.R.
Edwards nEXT Water Cooling Block	nEXT series pumps	Turbo Controller	B80000815	P.O.R.
Exdwards nEXT Oil Cartridge Kit	nEXT series pumps	Repair Kit	B80000811	P.O.R.
Mains Cable with CEE 7.7 Plug (Northern Europe) for single phase pumps, 2m length	All EXT and nEXT series pumps	Mains Cable	D40013030	P.O.R.
Mains Cable with CEE 7/7 Plug (Northern Europe) for single phase pumps, 3m length	nEXT730D, nEXT930D	Mains Cable	B8J200812	P.O.R.
Mains Cable with NEMA 5-15 (N.A. / Japan) Plug for single phase, 2m length	All EXT and nEXT series pumps	Mains Cable	D40013120	$19.76
Mains Cable with NEMA 5-15 (N.A. / Japan) Plug for single phase, 3m length	nEXT730D, nEXT930D	Mains Cable	B8J200813	P.O.R.
Mains Cable with Type G (UK) Plug for single phase pumps, 3m length	nEXT730D, nEXT930D	Mains Cable	B8J200814	P.O.R.

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