All Fluid Power Categories
Core Hydraulics
Hydraulic Cylinders 1,696
Hydraulic Power Units 70
Hydraulic Pumps 8,843
Hydraulic Motors 3,370
Hydraulic Valves 346
Hydraulic Reservoir Tanks 26
Hydraulic Pump Mount 8
Hydraulic Jacks 80
Hydraulic Tools 229
Specialty Equipment
Log Splitter Valves 14
Log Splitters 74
High pressure bolting tools 548
Flange Maintenance Tools 58
Hydraulic and Mechanical Pullers 81
Workshop & Outdoor
Workholding Tools 20
Machining Tools 13
High Pressure Presses 45
Pressure Washers 30
Water Pumps 3
Dump Bed Kits 11
Winches 25
Cattle Sirens 3
Popular in Fluid Power
Free Shipping on Hydraulic Fittings All orders over $99
Loading top products...
Top in Hydraulic Cylinders
Loading top products...
Top in Hydraulic Power Units
Loading top products...
Top in Hydraulic Pumps
Loading top products...
Top in Hydraulic Motors
Loading top products...
Top in Hydraulic Valves
Loading top products...
Top in Hydraulic Reservoir Tanks
Loading top products...
Top in Hydraulic Pump Mount
Loading top products...
Top in Hydraulic Jacks
Loading top products...
Top in Hydraulic Tools
Loading top products...
Top in Log Splitter Valves
Loading top products...
Top in Log Splitters
Loading top products...
Top in High pressure bolting tools
Loading top products...
Top in Flange Maintenance Tools
Loading top products...
Top in Hydraulic and Mechanical Pullers
Loading top products...
Top in Workholding Tools
Loading top products...
Top in Machining Tools
Loading top products...
Top in High Pressure Presses
Loading top products...
Top in Pressure Washers
Loading top products...
Top in Water Pumps
Loading top products...
Top in Dump Bed Kits
Loading top products...
Top in Winches
Loading top products...
Top in Cattle Sirens
Loading top products...
All Hose & Fitting Categories
Hoses
Hydraulic Hoses 110
Fire Hose
Pressure Washer Hose 5
Silicone Hoses & Turbo Boots 28
Fittings & Adapters
Hydraulic Fittings Kit 42
Crimp Fittings 1,028
Adapters 1,697
Industrial Fittings 159
Cam Latch Fittings 18
Couplers & Connections
Hydraulic Quick Couplers 465
Live Swivels 35
Dry Couplings
Pneumatic Quick Couplers 127
Accessories
O Ring Kits 14
Hydraulic Filters 14
Pressure Gauges 703
Hose & Fitting Protection
Popular in Hose & Fitting
Crimp Fittings Starting at $2.99 Shop the full range
Loading top products...
Top in Hydraulic Hoses
Loading top products...
Top in Fire Hose
Loading top products...
Top in Pressure Washer Hose
Loading top products...
Top in Silicone Hoses & Turbo Boots
Loading top products...
Top in Hydraulic Fittings Kit
Loading top products...
Top in Crimp Fittings
Loading top products...
Top in Adapters
Loading top products...
Top in Industrial Fittings
Loading top products...
Top in Cam Latch Fittings
Loading top products...
Top in Hydraulic Quick Couplers
Loading top products...
Top in Live Swivels
Loading top products...
Top in Dry Couplings
Loading top products...
Top in Pneumatic Quick Couplers
Loading top products...
Top in O Ring Kits
Loading top products...
Top in Hydraulic Filters
Loading top products...
Top in Pressure Gauges
Loading top products...
Top in Hose & Fitting Protection
Loading top products...
All Industrial Categories
Honda Engines 50
Expansion Joints
Water Separators
Clamps 16
Curb Drain
Popular in Industrial
Loading top products...
Top in Honda Engines
Loading top products...
Top in Expansion Joints
Loading top products...
Top in Water Separators
Loading top products...
Top in Clamps
Loading top products...
Top in Curb Drain
Loading top products...

Bucher/Monarch Pump Model M-3551-0579

Specifications

Weight 30.0 lbs
Dimensions 28 × 7 × 8 in
Power Unit Style

DC Power Units – Electric Over Hydraulic

Power Unit Voltage

12V

Power Unit Porting

ORB – 6

Power Unit Valve Type

Double Acting

Power Unit PSI

2,500

Power Unit GPM

2

Manufacturer

Bucher/Monarch

Overview

Bucher Logo ImageMonarch Logo Image

Bucher/Monarch Hydraulics Dyna-Jack Power Unit Pump Model M-3551-0579

    • Pump/Motor/Reservoir/Valve
    • Power Up/Power Down
    • Check Valve
    • 1x4-way/2-Position and 1x2-Way/2-Position Normally Closed Solenoid Cartrige Valve Located in the Base
    • C1 Port Positively Checked
    • Externally Adjustable Relief Valve
    • #6 SAE Outlets
    • Horizontal Mounting Standard
    • 1 Gallon

Popular Options:

    • Control Box and Cord
    • Pressure Compensated (Cartrige Style) Flow Control orifice in C1 Port
    • Vertical Mounting Option. Please Call For Pricing.

    • If you need a Different size reservoir please call in to order.

Specifications:

    • Reservoir Size- L-10″ x W-6-3/4″ x H-6″
    • Reservoir Type- Poly
    • Overall Size- L-18-1/8″ x W-6-5/8″ x H-7-1/2″
    • Motor Voltage- 12 Volts
    • GPM- 2
    • PSI- 2500
    • Shipping weight – 30#

Other options are available for the Bucher Hydraulics M-3551-0579. If you need anything special or custom please call 800-823-4937 to get assistance.

SKU: M-3551-0579

4.8
36 reviews

Bucher/Monarch Pump Model M-3551-0579

$675.00

in stock icon
In stock
no sales tax icon
No sales tax
Expected delivery May 17 - May 21
1+ $ 675.00/piece
4+ $ 641.25/piece -5%
8+ $ 607.50/piece -10%

Rating & Reviews ( 36 4.8

  1. Jake M. - Heavy Lifting Co.
    2 years ago

    This pump has been solid for all our heavy lifting needs, easy to operate.

  2. Mila P.
    2 years ago

    Shipped fast, definitely recommend.

  3. Don S.
    2 years ago

    Works great for our hydraulic system.

  4. Tina F. - Construction Pros
    2 years ago

    Installation was a breeze; got it up and running in no time.

  5. Carl S. - TimberLine Logging
    2 years ago

    Pump was in stock and shipped the same day.

4.8/5 36 reviews
5 star
28
4 star
8
3 star
0
2 star
0
1 star
0
Northern Hydraulics ©Copyright 2026 Northern Hydraulics Inc.
Start typing to search for products. Use arrow keys to navigate suggestions.