Pit Bull® 500 Series II

315mm - 500mm (12" - 20")

Rugged and reliable, the Pit Bull® 500 Series II was built for jobsites where wheeled or tracked vehicles are not needed. Ready for the ditch or any other tight space, the Pit Bull 500 is as tough as they come.

The Pit Bull 500 carriage incorporates McElroy's patented Centerline Guidance System, serrated jaws and inserts and 3- or 4-jaw carriage flexibility.

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Click on a part number for ordering information.

  • Pit Bull® 500 Series II

    Includes fusion machine, facer, 12"-20" heater, insulated heater stand and lifting assembly. Hydraulic Power Unit (HPU) sold separately. 

    Description Part Number
    Please select a model to customize.
    Medium Force AT5034002

    Please call for pricing


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California Prop 65 Info

AT5034002 Medium Force
Carriage 3-Jaw - 289 lbs. (131.1 Kg) | 4-Jaw - 390 lbs. (176.9 Kg) |
Facer 84 lbs. (38.1 Kg)
Shipping Weight 645 lbs. (292.6 Kg)
Minimum Power Requirements 4 kW
Facer Hydraulic
Machine Dimensions
Length 40" (1,016mm)
Width 39" (990.6mm)
Height 36" (914.4mm)
Carriage Dimensions
Length 3-Jaw - 29" (736.6mm) | 4-Jaw - 40" (1,016mm) |
Width 3-Jaw - 39" (990.6mm) | 4-Jaw - 38.1" (967.7mm) |
Height 3-Jaw - 28" (711.2mm) | 4-Jaw - 27.6" (701mm) |
Shipping Dimensions
Length 62" (1,574.8 mm)
Width 40" (1,016 mm)
Height 57" (1,447.8 mm)

Print Specifications

T1810901 240V, 60Hz, 1Ph
T1810902 240V, 50/60Hz, 3Ph
Weight 390 lbs. (176.9 Kg)
System Pressure 1,500 PSI (103.4 BAR)
Hydraulic Reservoir Capacity 10 Gallons (37.9 Liters)
Pump Flow Rate 50Hz 5 GPM (18.9 LPM)
Pump Flow Rate 60Hz 6.1 GPM (23.1 LPM)
Filtration 10 micron absolute
Power 5 HP
240V, 50/60Hz, 3Ph Minimum Power Requirements 8.2 kVA / 13.4 Amps
240V, 60Hz, 1Ph Minimum Power Requirements 7.9 kVA / 21.5 Amps
240V, 50/60Hz, 3Ph Input Voltage Requirements 220-240V, 50 / 60 Hz, 3 Ph
240V, 60Hz, 1Ph Input Voltage Requirements 220-240V, 60 Hz, 1 Ph
240V, 50/60Hz, 3Ph Plug type NEMA L15-20P
240V, 60Hz, 1Ph Plug type 50A, 2 Pole, 3 Wire Locking
Mobility Type High-flotation inflatable tires
Transportation Two-wheel cart
Machine Dimensions
Length 48" (1,219.2mm)
Width 32.5" (825.5mm)
Height 41" (1,041.4mm)

Print Specifications

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Certified McElroy Rental


  • Pit Bull<sup>®</sup> 500 Series II Product Manual
    Pit Bull® 500 Series II

    Pit Bull® 500 Series II Product Manual

  • Pit Bull 500 PP Spec Sheet
    Pit Bull® 500 Series II

    Pit Bull® 500 Series II Spec Sheet

  • EP1500P Spec Sheet

    EP1500P Spec Sheet

Featured Replacement

Parts & Accessories

Click on a part number for ordering information.


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

25' Extension Cord

For use with non-automated machines when fusing in-ditch.

Part Number Description
1219002 240V, 1Ph, 15A Cord

DataLogger® 7

Tablet, transducer, machine mount, micro SD card, removable battery, screen protector, carrying case and Quick Start Guide.

Part Number Description
DLP0857716 DataLogger 7 - English, Spanish, and Russian


HPU, hydraulic extension hoses, and operator's manual.

Part Number Description
T1810901 240V, 60Hz, 1Ph
T1810902 240V, 50/60Hz, 3Ph

External Bead Remover

Trim the bead created during the fusion process.

Part Number Description
1221101 For 1 ¼" to 6" IPS pipe
1221601 Extra blades for 1221101
1221603 Extra blades for 1810102
1810102 For 4" IPS to 18" OD pipe

Facer Blade Set

Spare facer blades.

Part Number Description
T5005006 Facer Blade Set (6 Blades)
T5005006C Extended Life Facer Blade Set (6 Blades)
T5005007T Carbide tip facer blade


Heaters have a microprocessor control and a dial thermometer to monitor temperature.

Part Number Description
T5008009 12" IPS - 20" OD
T5078601 6" IPS - 12" DIPS

Hydraulic Pipe Stand

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

Note: T9055701 requires AT9055901 with optional T9055902 accessories

Part Number Description
AT5066702 4" - 20" Pipe Stand with Hydraulic Height Adjustment (no Pump Kit)
AT5066703 4" - 20" Pipe Stand with Hydraulic Height Adjustment & Pump Package

In-Ditch Facer Stand

Facer stand provides a convenient place to protect and store your facer out of the dirt and mud when fusing in-ditch.

Part Number Description
T5004701 In-Ditch Facer Stand

Low Profile Rollers

Set includes 2 individual rollers. Case includes 40 complete rollers.

Part Number Description
A1867501 Case (includes 40 complete rollers)

MegaMc® Rollers

Part Number Description
4842401 54" Roller Assembly

Pipe Support Stand

Height is adjustable to properly support, position and align pipe to be fused.

Part Number Description
T5070901 4" - 20" Pipe Stand with Manual Chain Height Adjustment
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3 trusses, 3 stanchions, 6 screw jacks, 1 pivot roller support, 2 stationary rollers and wrench.

Part Number Description
1875501 Standard PolyHorse
1875502 PolyHorse with PowerAssist
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Pyrometer Kit

Pryometer kit for accurately checking surface temperatures of heater.

Part Number Description
A218804 Measures surface temperature of heater

Self-Centering Stub End Holder

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

Part Number Description
1879101 Stub End Holder for 500 and 618 lines of machines

Spare Heater Plate Kit

Heater plates have an anti-stick coating and are required for butt fusion.

Part Number Description
A1242108 6" - 12" Heater Plate
AT5008007 12" - 20" Heater Plate

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