The Jarvis Model USSS-2 is a pneumatically operated, high-speed, non-penetrating stunner developed specifically for humane and efficient stunning of cattle and veal. This advanced tool is designed to render animals insensible to pain without penetrating the skull, aligning with strict animal welfare standards while maintaining meat quality.
 
Engineered for safety and ease of use, the USSS-2 features a unique one-shot firing mechanism that eliminates the risk of multiple discharges. Its dual-handle, dual-trigger pneumatic controls ensure precise handling and operator safety. With minimal recoil and no kickback, this tool greatly reduces fatigue in extended operations.
 
Built from durable materials, the USSS-2 is easy to clean and maintain. It operates at pressures up to 245 psi and features a large 1.38 in (34.9 mm) stunning rod. Weighing just 35.8 lbs (16.3 kg), the stunner is suitable for use with both monorail and head restrainers, making it ideal for diverse processing environments.
 
Key Features:
Humane, Non-Penetrating Stunning:
Renders animals unconscious without penetrating the skull.
Enhances meat quality through consistent stunning.
Single-Shot Operation:
Fires once per cycle to prevent accidental multiple firings.
Air consumption: 1.45 ft³ (41 L) per cycle.
Enhanced Operator Safety:
Dual handles and dual pneumatic triggers.
No recoil or kickback, minimizing operator strain.
Durable and Efficient Design:
Operating pressure range: 190–245 psi (13–16.9 bar).
Stunning rod diameter: 1.38 in (34.9 mm).
Lightweight and Compact:
Dimensions: 19 x 5.5 x 15 in (483 x 140 x 381 mm).
Weight: 35.8 lbs (16.3 kg), ideal for continuous use.
 
The Jarvis USSS-2 is the optimal non-penetrating stunner for facilities prioritizing humane practices, safety, and operational efficiency.
 
Technical Specifications:
Drive: Pneumatic
Model USSS-2
Operating Pressure (maximum): 190 – 245 psi / 13 – 16.9 bar
Air Consumption (per cycle): 1.45 ft³ / 41 L
Stunning Rod Diameter: 1.38 in / 34.9 mm
Control Handles: Dual Triggers / Dual Handles
Control Type: Pneumatic
Overall Dimensions (L x W x H): 19 x 5.5 x 15 in / 483 x 140 x 381 mm
Weight: 35.8 lbs / 16.3 kg
 
Equipment Selection and Accessories:
Model USSS-2 for use in knocker box – Order Number: 4044006
Model USSS-2 for use in restrainer – Order Number: 4044007
 
Air Compressor (250 psi)
5 hp – 460 V / 60 Hz – Order Number: 4061361
10 hp – 460 V / 60 Hz – Order Number: 4061366
5 hp – 575 V / 60 Hz – Order Number: 4061363
10 hp – 575 V / 60 Hz – Order Number: 4061375
5 hp – 380 V / 60 Hz – Order Number: 4061364
 
Model AST-102 Pneumatic Stunner Tester
120 V / 60 Hz – Order Number: 4016007
230 V / 60 Hz – Order Number: 4016008
 
Model MSPR-1 Three-Way Pressure Setting Air Regulator, with Filter and Lubricator
115 V – Order Number: 3063374
230 V – Order Number: 3063375
 
Air Hose Assembly – Order Number: 3059044
Balancer – Order Number: 4042046