Yellow=FG; Blue=Pwm - Rosch Computer GmbH

Customer :
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com. cn
Part No. : CPU Cooler
Fan No. : DF0922512B2UN-GP(PWM)
CoolerMaster Model No. : S2N-9LMES-08-GP
Revision History:
Product Data Sheets
Page 1 / 20
Edition: A1
Issued Date: 2009/12/03
Date of Release Revision No. Description
Customer Cooler Master
Approved by Approved by Checked by Drafted by
Xtong_zhang Zero_ai Tom_zhou
Date: Date:2009/12/03 Date:2009/12/03 Date:2009/12/03

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
Content
Chapters and Section ..................................................................Page
1. Whole Photo.................................................................................3
2. Whole set Dimension...................................................................4
3. Specification ................................................................................5
3.01 Heat Sink ...............................................................................5
3.02 Screw .....................................................................................6
3.03 Spring.....................................................................................7
3.04 O-ring .....................................................................................8
3.05 Tray........................................................................................9
3.06 Back Plate............................................................................10
3.07 Sponge.................................................................................11
3.08 Washer.................................................................................12
3.09 Screw ...................................................................................13
3.10 Fan Spec..............................................................................14
3.11 Fan Drawing.........................................................................15
3.12 CE ........................................................................................16
3.13 UL ........................................................................................17
3.14 Interface ...............................................................................18
4.CE ................................................................................................19
5.UL.................................................................................................20
Page 2 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
1. Whole Photo
Page 3 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
2. Whole Set Dimension
Page 4 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material: AL AL 6063 T5
Mechanical Characteristics:
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3. Specification
3.01 Heat Sink
Alloy No. Tensile strength Hardness test Extension
Al 6063 27.23(kgf/mm 2 ) 68 68~75 68 75 75HV 75
31.12 %
Chemistry Ingredient & Temper Designation:
Value Si Fe Cu Mn Cr Mg Zn Ti Flatness
SPECIFIED
VALUES
0.4258 0.2037 0.0032 0.0059 0.0028 0.5147 0.0000 0.00263

Material : AISI 1018
Finished : Plate Nie
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.02 Screw
Chemistry Ingredient Characteristics : (%)
Value C MN P S SI
SPECIFIED
VALUES
0.08 0.6 0.3 0.35 0.1
Page 6 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material :SPW-B
Finished : Nickel-Plated
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.03 Spring
Chemistry Ingredient Characteristics : (%)
Value C MN P S Cr NI SI
SPECIFIED
VALUES
0.07 1.32 0.25 0.003 10.08 8.02 0.47
Page 7 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material:SK5
Finished:Plate black zinc
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.04 O-ring
Page 8 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.05 Tray
Page 9 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material : SPCC
Chemistry Ingredient :
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.06 Back Plate
C Mn P S Si
0.52 0.72 0.015 0.004 0.21
Page 10 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material : EPE
Color:White
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.07 Sponge
Page 11 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material :SPCC
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.08 Washer
Page 12 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

Material :AISI 1018
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.09 Screw
Page 13 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.10 Fan Spec
Specification Two Ball
Dimension 92*92*25MM
Rated Voltage DC 12V
Operating Voltage DC 10.8~13.2V
Starting Voltage DC 7V MAX (Duty Cycle 100%)
Rated Current 0.42A+10%(Max)
Locked Current 0.74A+10%(Max)
Safty Current 0.60A+10%(Max)
Airflow 56.47CFM
Air Pressure 3.21mm-H20
Noise Level(100cm) 55.93dB(A)
SPEED (REF.) 4200±10%R.P.M (Duty Cycle 100%)
Power 5.04W
Rotating Direction Clockwise viewed from name plate side
Wire Length UL1007/26AWG L=240±10mm
Life
No.of Blade 9
Plastic Material
Blade housing
70,000/hrs
(at25℃,45~85%relative humidity)
a.94-V0
b.P.B.T+30%GF Black
a.94-V0
b.P.B.T+15%GF Black
Page 14 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.11 Fan Drawing
LEAD WIRES:UL1007/26AWG L=240±10MM
Red=positive; Black=Negative; Yellow=F.G; Blue=Pwm
Page 15 / 20
General Dimension Tolerances (Unit : mm )
0 — 30 ± 0.2
31 — 60 ± 0.3
61 — 100 ± 0.4
101 and Over ± 0.5
Angles ± 2°

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.12 CE
Page 16 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.13 UL
Page 17 / 20

Grease:BN-G560
Color : Gray
Size: ∅26.5MM
Thickness: 0.1~0.2mm
TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
3.14 Interface
Page 18 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
4.0 CE
Page 19 / 20

TEL: +86 (752)2677320 FAX : +86 (752)2677350 www.coolermaster.com.cn
5.0 UL
Page 20 / 20