Ck063

Small, High Flow / For coolant piping Quick Connect Coupling

For coolant piping of electronic CZLequipment for supercomputers, SERIES
data centers and other non-spill
environments. Also suitable for power electronics.
Suitable
fluid

Space saving

Outer
diameter
16 mm

High flow

Low spillage and low
air inclusion

Actual size
Socket(Female)Outer
diameter
18.5 mm
Plug(Male)CZL-1SMCZL-1PMCZL-2SMCZL-2PM

SocketPlug

SocketPlugStainless Steel (SUS304)
Nickel plated on Socket body

Body material

Outer diameters of 16 mm (1/8") and 18.5 mm (1/4")- High flow rate for efficient cooling.
- Easy operation, push-to-connect function.
- Valve structure reduces air inclusion onconnection and liquid spillage when
disconnecting.

Socket and plug of different sizes cannot be connected.

1/8"

Working pressure *1

1.0 MPa, 10 kgf/cm , 10 bar, 145 PSI(mm2)

Minimum Cross-Sectional Area
Model
Min. cross-sectional area

1/4"

Size (Thread)

Seal material
Working temperature range *2- Compact size saves space.

InterchangeabilitySpecifications
ModelAir,Water

CZL-1SM×CZL-1PM

CZL-2SM×CZL-2PM

14.930.22Seal material

MarkWorking temperature range

Ethylene-propylene
rubber

EPDM-10˚C to +100˚C Standard material

Maximum Tightening TorqueRemarks

N m {kgf • cm}
1/8"

1/4"

Torque9 {92}

14 {143}

Flow Direction(mL)

Admixture of Air on Connection May vary. Depends on the application.

Size (Thread)

Fluid flow can be bi-directional when socket and plug are connected.

Suitability for Vacuum
Please contact us if vacuum is required for your application.

Model
Volume of air inclusion

CZL-1SM×CZL-1PM

CZL-2SM×CZL-2PM

0.02

0.04

Volume of Spillage per Disconnection May vary. Depends on the application.
Model
Volume of spillage(mL)

CZL-1SM×CZL-1PM

CZL-2SM×CZL-2PM0.015

0.023*1: The normal allowable fluid pressure under continuous use.
Exceeding the working pressure may cause damage and leakage.
*2: The minimum and maximum working temperature range of the seal material used in the product.
Continuous use at the minimum or maximum temperature is not recommended. Please contact us for consultation.

Products Complywith RoHS DirectiveCompact Piping in tight space is possible.
For compact piping.

COMPACT ZEROSPILL CUPLAHigh flow Small but high flow rate.
For efficient cooling.

Flow Rate - Pressure Loss Characteristics

CZL-2SM×CZL-2PM[Test conditions]- Fluid: Water- Temperature: 23˚C to 26˚C

COMPACT ZEROSPILL CUPLASP CUPLA Type A (our product)

1.0{10}Compact piping

2S-A x 2P-A
CZL-1SM x CZL-1PM

0.1
{1}

Pressure loss in MPa {kgf/cm2}

1S-A x 1P-A

0.01
{0.1}

Cv value
COMPACT ZEROSPILL CUPLACZL-1SM×CZL-1PM CZL-2SM×CZL-2PM

0.810.001{0.01}

11S-A×1P-A

2S-A×2P-A

0.68

1.35

10100

Flow rate in L/min

Models and Dimensions

WAF : WAF stands for width across flats.

PM type (Male thread)

Plug

1.61

SP CUPLA Type A

2S-A×2P-A

SP CUPLA Type A (our product)

CZL-2SM x CZL-2PM

SocketSM type (Male thread)

T
D

DTH

L

C

L
Dimensions (mm)ModelApplication(Thread)

Mass(g)LC

H (WAF)T

CZL-1PMøD

Rc 1/81134

20

12Hex.11

R 1/8

Rc 1/4

1939.521.5

15.5

Hex.14

R 1/4

CZL-2PM

Safety Guide

Dimensions (mm)ModelApplication(Thread)

Mass(g)L

H (WAF)T

CZL-1SMøDRc 1/8

38(53)

16

Hex.13

R 1/8

Rc 1/449(55.5)

18.5

Hex.16

R 1/4

CZL-2SM

Read and follow the "Instruction sheet" that comes with the product and the following page in the Quick Connect Couplings General Catalog;[Precautions Related to the Use of All CUPLA] page.

NITTO KOHKI CO., LTD.
WebH

www.nitto-kohki.co.jp/eHead Office9-4, Nakaikegami 2-chome, Ohta-ku, Tokyo 146-8555, Japan
Tel : +81-3-3755-1111
Fax : +81-3-3753-8791
E-mail : overseas@nitto-kohki.co.jp

ISO 9001

JQA-2025

ISO 14001
ISO 9001
ISO 14001

JQA-EM4057
H.Q./R&D Lab

DISTRIBUTED BY

Specifications and designs are subject to change at any time without notice.

Printed in Japan

19DV02- 1