Side Box Type

JFB SideBox Type - DS Series

Side Box Type

JFB Side Box Type - DS Series
This model seamlessly integrates a silenced box-type structure with the core advantages of the side-type breaker. While the silenced design significantly reduces noise-related complaints, the side-type heritage ensures superior operational stability and efficiency. It offers the optimal solution for jobsites where noise suppression is mandatory, yet flexible and steady breaking performance across a wide range remains a priority.
Selection of Machine
38 - 120 ton
Required Oil / Flow Range
190 - 350 L/min 
Operating Weight
4,100 - 8,500 kg

This model seamlessly integrates a silenced box-type structure with the core advantages of the side-type breaker. While the silenced design significantly reduces noise-related complaints, the side-type heritage ensures superior operational stability and efficiency. It offers the optimal solution for jobsites where noise suppression is mandatory, yet flexible and steady breaking performance across a wide range remains a priority.

Selection of Machine38 - 120 ton
Required Oil 
190 - 350 L/min
Operating Weight
4,100 - 8,500 kg
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Specifications

Inward Valve System
SmallMediumLarge
JFB10JFB20JFB30JFB35JFB40JFB43JFB45JFB50JFB60JFB70AJFB81AJFB100JFB121JFB130JFB151
Operation
Weight
kg
Box
1021261522242953755718611296150018252071263528503990
Top72921502502752955007951250145017802100270029954100
Side
72921202202503805107651255135017702114244025013789
Backhoe

270
400
550

Skid Top

180
280
320

Selection of
Machine
ton0.8-2.51.2-3.02.5-4.53.0-5.54.0-7.06-97-1411-1615-1818-2118-2625-3028-3526-4042-55
Relief Setting
Pressure
bar180-200180-200180-200180-200180-200180-200180-200200-220200-220200-220200-220200-220200-220210-230210-230
Required Oil /
Flow Range
L/min15-2520-3025-5030-6040-7040-9060-10080-11090-120100-150120-180150-210180-240200-260210-290
Operating
Pressure
bar90-12090-12090-120100-130110-140110-140130-160150-170150-170160-180160-180160-180160-180160-180160-180
Impact Ratebpm800-1400700-1200600-1100500-1000500-900400-800400-800350-700350-650350-600350-500300-450300-450250-400200-350
Rod / Chiselmm40455360687585100125135140150155155175
Impact Energyjoule2032903205506909001300210029003550420052006500900012000
Back Head
Gas Pressure
bar (psi)16 (223)
Outward Valve System
MediumLargeExtra-Large
JFB20GJFB30GJFB40GJFB165JFB175JFB185JFB210
Operation
Weight
kgBox1840254031103800520062008200
Top1740242030204100550065008500
Side1800253029003540474055007500
Side Box
4100540064008500
Selection of
Machine
ton18-2227-3035-4538-4846-6565-8575-120
Relief Setting
Pressure
bar190-210230-250
Required Oil /
Flow Range
L/min130-150150-180190-250190-230220-270220-290290-350
Operating
Pressure
bar160-180180-210
Impact Ratebpm400-800350-750250-500200-350200-300200-250180-200
Rod / Chiselmm135150160175185195210
Impact Energyjoule35887000990014500165001850022000
Back Head
Gas Pressure
bar6
16-18

Specifications and features are subject to change without notification to better improvenet in quality. 


Company Name JETAF Co.,Ltd

CEO Jung Woon-kyo

Business Registration No.  543-88-02712

Tel +82 1566-1850

Address 75-14, Daemul-ro, Daeso-myeon, Eumseong-gun, Chungcheongbuk-do, Republic of Korea

Copyright ⓒ 2025 JETAF. All rights reserved.



Company Name JETAF Co.,Ltd

CEO Jung Woon-kyo

Business Registration No.  543-88-02712
Tel +82 1566-1850
Address 75-14, Daemul-ro, Daeso-myeon, Eumseong-gun, Chungcheongbuk-do, Republic of Korea

Copyright ⓒ 2026 JETAF. All rights reserved.