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External Pumps
MDM SEQUENCE 1000 Series High-Volume Waterfall Pumps
3,300 to 6,100 GPH 
 
1000 Series Pumps
Accessory Products
 


 
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MDM SEQUENCE 1000 Series Pumps
MDM SEQUENCE 1000 Series Pump
[view large image]

 
More Information
 
3300SEQ21 Spec Sheet
4500SEQ21 Spec Sheet
5100SEQ22 Spec Sheet
6100SEQ23 Spec Sheet
Sequence 1000 Installation & Service Manual

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Product Characteristics

The Classic! The model 1000 series has set the standard by which all others are measured. This series is a perfect blend of medium pressure and ample flow for the majority of ponds. Motor is totally enclosed and fan-cooled for durability. 
 
Key Features
 
Less than half the watt draw of comparable submersible pumps
Ports are 1.5" FNPT suction and 1.5" FNPT discharge
Units are pre-wired with an 8' cord and molded 115 V plug
Housing is molded of high strength, glass filled polypropylene
Quiet operation
Dry run resistant mechanical seals
Stainless steel hardware is standard
The motors are TEFC, for excellent protection
Motors are aluminum for added weather resistance
Rebuildable, industrial grade motors
Suitable for waterfalls and water courses
 
Warranty
 
3-year manufacturer's limited warranty
 
IMPORTANT
 
MUST be plugged in to a properly grounded and GFCI (Ground Fault Circuit Interrupter) protected 120 Volt outlet !
DO NOT SUBMERSE
These are not suction pumps - a priming pot is required (sold separately, please see below)
Special Warranty Information for Sequence Pumps
Due to the technical nature of these pumps, the pump must be returned and inspected BEFORE the warranty can be honored - we will assist you with the claim but you may be required to ship the pump to the manufacturer for warranty service
Not approved for use in swimming pools or salt water
Ships from Oklahoma

MDM SEQUENCE 1000 Series Pumps, Performance Curve
[view large image]
Performance curve

 
Product Specifications
 
 
3300SEQ21
4500SEQ21
5100SEQ22
6100SEQ23
 
MDM SEQUENCE 1000 Series Pump 3300SEQ21
MDM SEQUENCE 1000 Series Pump 4500SEQ21
MDM SEQUENCE 1000 Series Pump 5100SEQ22
MDM SEQUENCE 1000 Series Pump 6100SEQ23
HP 1/8 1/6 1/4 1/3
Voltage 115 V, 60 Hz. 115 V, 60 Hz. 115 V, 60 Hz. 115 V, 60 Hz.
Max. GPH (see Performance Chart above) 3,300 4,500 5,100 6,100
Flow Adjustment no no no no
Max. Lift 21 ft. 21 ft. 22 ft. 23 ft.
Cord Length 8 ft. (115 V) 8 ft. (115 V) 8 ft. (115 V) 8 ft. (115 V)
Discharge Size 1.5" FNPT 1.5" FNPT 1.5" FNPT 1.5" FNPT
Intake/Suction Size 1.5" FNPT 1.5" FNPT 1.5" FNPT 1.5" FNPT
Recommended Tubing Diameter 2" * 2" * 3" ** 3" **
Weight 22 lbs. 22 lbs. 26 lbs. 26 lbs.
         
Prices
3300SEQ21
$ 541.98
4500SEQ21
$ 564.98
5100SEQ22
$ 587.98
6100SEQ23
$ 610.98

* 3300SEQ21 and 4500SEQ21 pumps come with a 1.5" female threaded discharge. We recommend to use 2" high-pressure tubing or pipe. Threaded adapters are required to attach tubing to the pump discharge.
These are not suction pumps - a priming pot is required (sold separately, please see above).

** 5100SEQ22 and 6100SEQ23 pumps come with a 1.5" female threaded discharge. We recommend to use 3" high-pressure tubing or pipe. Threaded adapters are required to attach tubing to the pump discharge.
These are not suction pumps - a priming pot is required (sold separately, please see below).
 
Accessory Products
 
PART # DESCRIPTION PRICE
100.771-1
Priming Pot 90 Cubic Inch
[view large image]
Priming Pot / Basket Strainer 90 C.I.
with clear easy-lock lid
1.5" FPT / 1.5" buttress inlet x 1.5" union flange outlet
includes adapters to mate with Sequence pumps
$ 98.98
 
Tubing
Tubing Coil
catalog2  


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Serving the pond & water garden market since 1986 and selling online since 1997, we are one of the original Internet mailorder companies and the oldest OASE dealer in North America. For more than 20 years, thousands of Americans from coast to coast have come to rely on us for expert advice and quality products.

Please contact us for any questions you may have about ponds and water gardens.
 
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