Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps

Representative Image

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 1

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 2

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 3

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 4

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 5

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps 6

Pfeiffer Duoline™ Standard & Corrosive Rotary Vane Pumps

Features

Wide range of pumps with pumping speed of 1.3 up to 300 m³/h
Space-saving and ideal for systems integration
High pumping speeds with small dimensions
High operating reliability through integrated high vacuum safety valve
Non-ferrous metal version ensures additional operational safety
Also available as corrosive gas version
Long life and low maintenance thanks to magnetic coupling

Applications

All applications in low and medium vacuum
Ideal backing pump for turbo pumps and roots pumps
General laboratory use
Analytics
Chemical laboratory
Freeze drying
Process engineering

Dimensional Drawings

Charts

Pump Model	Duo 1.6	Duo 3	Duo 6	Duo 11
Pumping Speeds	50 (Hz) 0.74 CFM 20.8 L/min 0.35 L/s 1.25 m3/hr 60 (Hz) 0.88 CFM 24.9 L/min 0.41 L/s 1.50 m3/hr	50 (Hz) 1.47 CFM 41.7 L/min 0.69 L/s 2.50 m3/hr 60 (Hz) 1.71 CFM 48.3 L/min 0.80 L/s 2.90 m3/hr	50 (Hz) 2.94 CFM 83.3 L/min 1.38 L/s 5.00 m3/hr 60 (Hz) 3.53 CFM 100.0 L/min 1.66 L/s 6.00 m3/hr	50 (Hz) 5.30 CFM 149 L/min 2.49 L/s 9.00 m3/hr 60 (Hz) 6.18 CFM 174 L/min 2.90 L/s 10.5 m3/hr
Ultimate Pressure	Total With Gas Ballast 3.00 x 10^-2 hPA 3.00 x 10^-2 mbar 3.00 x 10⁰ Pa 2.25 x 10^-2 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.50 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-2 hPA 3.00 x 10^-2 mbar 3.00 x 10⁰ Pa 2.25 x 10^-2 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.50 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-2 hPA 3.00 x 10^-2 mbar 3.00 x 10⁰ Pa 2.25 x 10^-2 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.50 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr
Cooling Method(s)	Method Convection	Method Convection	Method Convection	Method Convection
Motor Power HP (kW)	0.12 ( 0.09 )	0.24 ( 0.18 )	0.32 ( 0.24 )	0.40 ( 0.30 )
Inlet Flange	KF16	KF16	KF16	KF16
Exhaust Flange	KF16	KF16	KF16	KF16
Oil Type(s)	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1
Oil Capacity Quarts (Liters) *Unless otherwise noted	0.42 ( 0.40 )	0.42 ( 0.40 )	0.53 ( 0.50 )	0.63 ( 0.60 )
Noise db(A)	48.0	53.0	51.0	55.0
Compression Stages	2	2	2	2
Series	Standard	Standard	Standard	Standard
Weight Lbs (kg)	21.1 ( 9.60 )	24.9 ( 11.3 )	35.2 ( 16.0 )	37.4 ( 17.0 )
Dimensions in. (mm.)	13.3 x 5.28 x 7.60 (337 x 134 x 193 )	12.9 x 5.04 x 7.80 (327 x 128 x 198 )	15.0 x 5.04 x 7.80 (381 x 128 x 198 )	16.6 x 5.04 x 7.80 (421 x 128 x 198 )
Lubrication Type	Wet	Wet	Wet	Wet
Technology Type	Rotary Vane	Rotary Vane	Rotary Vane	Rotary Vane

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Pump Model	Duo 35	Duo 35C	Duo 65	Duo 65C	Duo 125	Duo 255
Pumping Speeds	50 (Hz) 18.8 CFM 533 L/min 8.85 L/s 32.0 m3/hr 60 (Hz) 21.2 CFM 600 L/min 9.96 L/s 36.0 m3/hr	50 (Hz) 18.8 CFM 533 L/min 8.89 L/s 32.0 m3/hr 60 (Hz) 21.2 CFM 600 L/min 10.0 L/s 36.0 m3/hr	50 (Hz) 36.5 CFM 1033 L/min 17.2 L/s 62.0 m3/hr 60 (Hz) 41.2 CFM 1166 L/min 19.4 L/s 70.0 m3/hr	50 (Hz) 36.5 CFM 1033 L/min 17.2 L/s 62.0 m3/hr 60 (Hz) 41.2 CFM 1166 L/min 19.4 L/s 70.0 m3/hr	50 (Hz) 67.7 CFM 1916 L/min 31.8 L/s 115 m3/hr 60 (Hz) 79.5 CFM 2249 L/min 37.3 L/s 134 m3/hr	50 (Hz) 147 CFM 4165 L/min 69.2 L/s 250 m3/hr 60 (Hz) 176 CFM 4999 L/min 83.0 L/s 299 m3/hr
Ultimate Pressure	Total With Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr Total Without Gas Ballast 2.00 x 10^-3 hPA 2.00 x 10^-3 mbar 2.00 x 10^-1 Pa 1.50 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr Total Without Gas Ballast 2.00 x 10^-3 hPA 2.00 x 10^-3 mbar 2.00 x 10^-1 Pa 1.13 x 10^-3 Torr	Total With Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr	Total With Gas Ballast 4.00 x 10^-3 hPA 4.00 x 10^-3 mbar 4.00 x 10^-1 Pa 3.00 x 10^-3 Torr Total Without Gas Ballast 2.00 x 10^-3 hPA 2.00 x 10^-3 mbar 2.00 x 10^-1 Pa 1.50 x 10^-3 Torr	Total With Gas Ballast 4.00 x 10^-3 hPA 4.00 x 10^-3 mbar 4.00 x 10^-1 Pa 3.00 x 10^-3 Torr Total Without Gas Ballast 3.00 x 10^-3 hPA 3.00 x 10^-3 mbar 3.00 x 10^-1 Pa 2.25 x 10^-3 Torr
Cooling Method(s)	Method Convection	Method Convection	Method Convection	Method Convection	Method Convection	Method Convection
Motor Power HP (kW)	1.74 ( 1.30 )		2.41 ( 1.80 )	1.74 ( 1.30 )	6.03 ( 4.50 )	12.1 ( 9.00 )
Inlet Flange	KF40	KF40	KF40	KF40	ISO63-K	ISO100-F
Exhaust Flange	KF40		KF40	KF40	KF63	ISO100-F
Oil Type(s)	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G1	Hydrocarbon Oil Part: KJLSS20G5	Hydrocarbon Oil Part: KJLSS20G5
Oil Capacity Quarts (Liters) *Unless otherwise noted	3.36 ( 3.20 )	3.38 ( 3.20 )	4.41 ( 4.20 )	3.36 ( 3.20 )	14.7 ( 14.0 )	26.3 ( 25.0 )
Noise db(A)	61.0	≤52 Db (A)	61.0	62.0	75.0	75.0
Compression Stages	2	2	2	2	2	2
Series	Standard		Standard	Corrosive	Standard	Standard
Weight Lbs (kg)	149 ( 68.0 )	149 ( 68.0 )	165 ( 75.0 )	162 ( 74.0 )	496 ( 225 )	793 ( 360 )
Dimensions in. (mm.)	26.0 x 9.45 x 13.4 (661 x 240 x 340 )		29.2 x 9.45 x 13.4 (741 x 240 x 340 )	26.0 x 9.45 x 13.4 (661 x 240 x 340 )	45.9 x 15.6 x 20.7 (1166 x 396 x 526 )	55.4 x 18.1 x 26.4 (1407 x 460 x 670 )
Lubrication Type	Wet	Wet	Wet	Wet	Wet	Wet
Technology Type	Rotary Vane		Rotary Vane	Rotary Vane	Rotary Vane	Rotary Vane

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Ordering Table

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Pump Model	Inlet Flange	Voltage & Phases	Manual	Description	Part Number	Price	In Stock	Add To Cart	Accessories
Pump Model	Inlet Flange	Voltage & Phases	Manual	Description	Part Number	Price	In Stock	Add To Cart	Accessories
Duo 35C	KF40	230/400–265/460 VAC,50/60 Hz,3-Ø		PUMP, ROATRY VANE, DUO35C, DN40 ISO-KF, 3-PHASE, EUROPE/ASIA MOTOR, CORROSIVE SERIES	PKD45202E	P.O.R.
Duo 35	KF40	218-242/380-420–250/277/440-480 VAC,50/60 Hz,		PUMP, ROATRY VANE, DUO35, DN40 ISO-KF, 3-PHASE, EUROPE/ASIA MOTOR	PKD45602A	P.O.R.
Duo 35	KF40	220-380 VAC,60 Hz,3-Ø		PUMP, ROATRY VANE, DUO35, DN40 ISO-KF, 3-PHASE,BRAZIL/KOREAN MOTOR	PKD45642D	P.O.R.
Duo 65C	KF40	218-242/380-420–250/277/440-480 VAC,50/60 Hz,		PUMP, ROATRY VANE, DUO65C, DN40 ISO-KF, 3-PHASE, EUROPE/ASIA MOTOR, CORROSIVE SERIES	PKD46202A	P.O.R.
Duo 65	KF40	230/400–265/460 VAC,50/60 Hz,3-Ø		PUMP, ROATRY VANE, DUO65, DN40 ISO-KF, 3-PHASE, EUROPE/ASIA MOTOR	PKD46602E	P.O.R.
Duo 65	KF40	220/380 VAC,60 Hz,3-Ø		PUMP, ROATRY VANE, DUO65, DN40 ISO-KF,3-PHASE,BRAZIL/KOREAN MOTOR	PKD46642D	P.O.R.
Duo 125	ISO63-K	3 Phase Motor, 265/460 VAC	—	ROTARY VANE PUMP, DUO125, DN63 ISO-KF, 3-PHASE, 265/460V	PKD47602	P.O.R.
Duo 125	ISO63-K	3 Phase Motor, 220/380 VAC	—	ROTARY VANE PUMP, DUO125, DN63 ISO-KF, 3-PHASE, 220/380V	PKD47652	P.O.R.
Duo 255	ISO100-F	3 Phase Motor, 265/460 VAC	—	ROTARY VANE PUMP, DUO255, DN100 ISO-KF, 3-PHASE, 265/460V	PKD48602	P.O.R.
Duo 255	ISO100-F	3 Phase Motor, 220/380 VAC	—	ROTARY VANE PUMP, DUO255, DN100 ISO-KF, 3-PHASE, 220/380V	PKD48652	P.O.R.
Duo 1.6	KF16	230/240–230/240 VAC,50/60 Hz,		PUMP, ROTARY VANE, DUO 1.6M, 230/240V	PKD56112B	P.O.R.
Duo 3	KF16	115/230–115/230 VAC,50/60 Hz,1-Ø		PUMP, ROTARY VANE, DUO 3, 115/230V, 50/60 HZ, VARIABLE WITH SWITCH AND C14 PLUG, LUBRICANT P3	PKD57711A	P.O.R.
Duo 6	KF16	115/230–115/230 VAC,50/60 Hz,1-Ø		PUMP, ROTARY VANE, DUO 6, DN16 ISO-KF, 1-PHASE, WORLDWIDE MOTOR	PKD58711A	P.O.R.
Duo 11	KF16	115/230–115/230 VAC,50/60 Hz,1-Ø		PUMP, ROTARY VANE, DUO 11, DN16 ISO-KF, 1-PHASE, WORLDWIDE MOTOR	PKD59711	P.O.R.

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Accessories Table

For Pump Model(s)	Description	Accessory Type	Part Number	Price	In Stock	Add To Cart
For Pump Model(s)	Description	Accessory Type	Part Number	Price	In Stock	Add To Cart
DUO 35, DUO 35 C, DUO 65, DUO 65 C	Auto-Soft Flow Actuated Check Valve (KF40)	Hardware	225-0040	P.O.R.
Duo 1.6, Duo 11, Duo 3, Duo 6	Clamping Kit, For QF16 Flange, Including Aluminum Clamp and FKM Centering Ring	KF Hardware Kit	QF16-HDKIT	P.O.R.
Duo 35, Duo 35C, Duo 65, Hi Cube Eco DN40 ISO-KF	Clamping Kit, For QF40 Flange, Including Aluminum Clamp and FKM Centering Ring	KF Hardware Kit	QF40-HDKIT	P.O.R.
Duo 125	Clamping Kit, For QF63 (ISO63-K) Flange, Including (4) Cold Steel Zinc Plated) Clamp and FKM Centering Ring	ISO-K Hardware Kit	QF63K-HDKIT	P.O.R.
DUO 1.6, 3, 6, 11	Clamp, Aluminum, QF16, Cast 1/2" & 3/4"	Hardware	QF16-075-C	P.O.R.
DUO 35C, 65C	Clamp, Aluminum, QF40, Cast 1-1/2"	Hardware	QF40-150-C	P.O.R.
DUO 1.6, 3, 6, 11	Centering Ring, SS, QF16, FKM	Hardware	QF16-075-SRV	$6.75
DUO 35C, 65C	Centering Ring, SS, QF40, FKM	Hardware	QF40-150-SRV	$13.10
DUO 1.6, 3, 6, 11	Pfeiffer Gas Ballast Valve with Solenoid Valve (24 VDC)	Rough Pump Accessory	PK194343-U	P.O.R.
DUO 1.6, 3, 6, 11	Pfeiffer Gas Ballast Valve with Dosing Spindle and Inert Gas Connection	Rough Pump Accessory	PK194144-U	P.O.R.
DUO 35, 65	Pfeiffer Gas Ballast Valve with Solenoid Valve (24 VDC)	Rough Pump Accessory	PK223717-U	P.O.R.
DUO 35, 65	Pfeiffer Gas Ballast Valve with Solenoid Valve (24 VDC)	Rough Pump Accessory	PK223713-U	P.O.R.
DUO 125, 255	Pfeiffer Gas Ballast Valve with Solenoid Valve (24 VDC)	Rough Pump Accessory	PK215795-T	P.O.R.
DUO 1.6, 3, 6, 11	Mains Cable with CEE 7/7 Plug (Northern Europe) for single phase pumps, 2.0m length	Mains Cable	PK050109	P.O.R.
DUO 1.6, 3, 6, 11	Mains Cable with NEMA 5-15 (N.A. / Japan) Plug for single phase, 2m length	Mains Cable	PK050110	P.O.R.
DUO 1.6, 3, 6, 11	Mains Cable with flying leads for single phase pumps, 3m length	Mains Cable	PK050111	P.O.R.
DUO 1.6, 3, 6, 11	KJLC Rt Angle Valve, SS, QF16, Manual, 3/4" Port, FKM Sealed	Valve	SA0075MVQF	$289.00
DUO 35C, 65C	KJLC Rt Angle Valve, SS, QF40, Manual, 1.5" Port, FKM Sealed	Valve	SA0150MVQF	$330.00
DUO 1.6, 3, 6, 11, 20, 35, 65, 125, 225	KJLSS 20 Oil (1 gallon)	Hydrocarbon Oil	KJLSS20G1	$47.00
DUO 35, 65	Pfeiffer OME 40 S Oil Mist Eliminator	Exhaust Accessory	104887	P.O.R.
DUO 35C, 65C	Oil Mist Eliminator	—	PKZ40152	P.O.R.
DUO 125, 225	Oil Mist Eliminator	—	PKZ40012	P.O.R.

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