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The SB 302 scaller solid body breaker

Hydraulic breaker SB tunnel version

Take these harsh conditons with our underground hydraulic breakers.


The SB tunnel version is perfectly adopted for scaling, wall & roof profiling and other tough underground jobs.

Technical specifications

Carrier weight class ¹

2,5 t - 6 t

Service weight ²

199 kg

Working tool diameter

65 mm

Working length of tool

330 mm

Hydraulic input power, max

13 kW

Oil flow

40 l/min - 70 l/min

Operating pressure

100 bar - 110 bar

Impact rate

1 250 blows/min - 1 700 blows/min

Sound power level, guaranteed ³

118 dB(A)
  1. Weights apply to standard carriers only. Any variances must be agreed with Epiroc and/or the carrer manufacturer prior to attachment. 
  2. Attachment with standard working tool & average-sized adapter plate. 
  3. EN ISO 3744 in accordance with directive 2000/14/EC

Full details of measurement are available in the safety and operating instructions

More information

Solid body breaker SB 202 T

SB 202 Tunnel

The special tool together with the front shield & dust cover minimizes dust intake.
The integrated pressure relief valve protects against overloads.
Underground light breaker SB 202 T

Tunnel version SB 202 T

Integrated nozzles for water spraying.
An exchangeable wear plate increases Solid Body lifetime.
Maintenance-free high-pressure accumulator with a patented diaphragm support delivers consistent performance and high reliability.

All you need to know about SB 202 Tunnel

Application examples