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Built for Tight Spaces

Pit Bull® 618

200mm - 450mm (8" - 18")

Rugged and reliable, the Pit Bull 618 was built for jobsites where wheeled or tracked vehicles are not needed.

The machine is compact while retaining many of McElroy's popular features including the patented Centerline Guidance System for equal distribution of force around the joint.



Click on a part number below for pricing and order information.

A Hydraulic Clamping kit is available for all Pit Bull 618 models. Add HC to the end of the part number or select the Hydraulic Clamping option while customizing your machine package.

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  Pit Bull® 618
4-Jaw Carriage 445 lbs (202 Kg)
3-Jaw Carriage 350 lbs (158 Kg)
Facer 91 lbs (41.3 Kg)
6" IPS - 12" DIPS Heater 28 lbs (13 Kg)
12" IPS - 18" OD Heater 34 lbs (15.4 Kg)
Hydraulic Power Unit (HPU) 390 lbs (176.9 Kg)
Shipping Weight 690 lbs (313 Kg)

Print Specifications


  Pit Bull® 618
Butt Fusion Heater 3000 Watt
Facer Power Hydraulic
Minimum Power Requirements 3 kW
Plug Type C
Hydraulic Power Unit (HPU) Power Requirements 5.2 kVA / 4.5 kW

Print Specifications


  Pit Bull® 618
Maximum Gauge Pressure 800 PSI (55.16 BAR)
Reservoir Capacity 10 Gallons (37 Liters)

Print Specifications

  Pit Bull® 618
Frame Welded steel construction

Print Specifications

  Pit Bull® 618 Hydraulic Power Unit (HPU)
  Machine Shipping Container  
Length 44" (1118 mm) 53 (1346 mm) 48" (1219 mm)
Width 44" (1118 mm) 60 (1524 mm) 32.5" (826 mm)
Height 33" (838 mm) 35 (889 mm) 41" (1036 mm)

Print Specifications


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Featured Article

Selecting the Right Machine

The fusing of thermoplastic pipe results in a leak-free and corrosive-resistant system that is becoming the preferred choice for replacing conventional piping systems that are failing across the country.

Read Full Article View More Articles


Featured Replacement

Parts & Accessories

Click on a part number for ordering information.

Hydraulic Power Unit (HPU)

Includes extension hoses and lifting assembly.

T1810901 - 240V, 60Hz, 1Ph

4.63" Facer Blade Set

Includes 6 blades, screws and wrench. Must be repositioned for different pipe sizes.

T1208603 - Standard blades
T1208603C - Extended-life blades
T1208603T - Carbide blades

9.12" Facer Blade Set

Includes 6 blades, screws and wrench. Spans entire facer range without repositioning.

T1812602 - Standard blades
T1812602C - Extended-life blades

Heater Plate Kit

Set of two plates with anti-stick coating required for butt fusion. Kit includes attaching screws and wrench.

A1242108 - 6" - 12"
A1852013 - 12 " - 18"

Butt Fusion & Mitered Insert Sets

Surface hardened for longer life and are serrated for maximum grip.

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Facer Stand

Provides a convenient place to protect and store your facer out of the dirt and mud.


6" - 12" Heater

Microprocessor-controlled with dial thermometer to monitor temperature.

1855502 - 220-240V, 50/60Hz, 1 Ph

12" - 18" Heater

Microprocessor-controlled with dial thermometer to monitor temperature.

1852019 - 220-240V, 50/60Hz, 1 Ph

Heater Caddy

Allows the heater and heater bag frame to attach to a TracStar.

AT1818602 - For current machines
AT1818601 - For machines built before 9/2010

Lower 3-Jaw Conversion Kit

Lower 3-jaw carriage only package to adapt exisiting Rolling, TracStar or Pit Bull machine components for low pressure fusions.


Pipe Support Stand

Adjustable pipe stand to properly support, position and align pipe to be fused.

AT5066701 - Manual adjustment
AT5066702 - Hydraulic (no pump)
AT5066703 - Hydraulic & pump kit

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Low Profile Rollers

Reduces the drag on 4" to 18" pipe and protects the pipe from damage. Case includes 40 complete roller assemblies.


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A pipe-handling system that consists of a series of adjustable racks to store and help install the pipe on the job site.

1875502 - PolyHorse with PowerAssist
1875501 - Standard PolyHorse

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DataLogger® 6

Record and document fusion process parameters.

DL18001 - English, Spanish

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Stub End Holder

Self-centering stub end holder to hold stub end for butt fusion.


25' Hydraulic Extension Hoses

Set of four 25' hydraulic extension hoses. Extension hoses are included with Pit Bull HPU.


25' Heater Extension Cord

Heater extension cord.


Pyrometer Kit

Accurately check surface temperatures of heater.