CPE18-M1H-5L-1-4 Festo Solenoid Valve

Technical Overview

The Festo CPE18-M1H-5L-1/4 is a high-performance 5/2-way monostable solenoid valve designed for advanced pneumatic control. Part of the CPE classic series, this valve features a compact 18 mm construction width while delivering a substantial 1500 l/min standard nominal flow rate. It utilizes a soft-sealing piston gate valve design with a pneumatic spring reset and is pilot-actuated using an internal air supply. Engineered for durability, it includes a die-cast aluminium housing, NBR seals, and offers IP65 protection when used with a compatible plug socket.

Key Features

5/2-way, monostable valve function
Electric actuation with 24V DC operating voltage
Piston gate valve design with pneumatic spring reset
Internal pilot air supply for simplified installation
IP65 degree of protection (with plug socket to IEC 60529)
Corrosion resistance class CRC 2 (moderate corrosion stress)
RoHS-compliant materials with die-cast aluminium housing
100% duty cycle for continuous operation

Technical Specification Matrix

Parameter	Value
Valve function	5/2-way, monostable
Type of actuation	Electric
Construction width	18 mm
Standard nominal flow rate (standardised to DIN 1343)	1500 l/min
pneumatic working port	G1/4
Operating voltage	24V DC
Operating pressure (MPa)	0.25 MPa ... 1 MPa
Operating pressure (bar)	2.5 bar ... 10 bar
Design	Piston gate valve
Type of reset	Pneumatic spring
Approval	c UL us - Recognized (OL)
Maritime classification	See certificate
Certificate issuing authority	UL MH19482
Degree of protection	IP65 With plug socket To IEC 60529
Nominal size	8 mm
Exhaust-air function	With flow control option
Sealing principle	Soft
Mounting position	optional
Manual override	Detenting via accessory Non-detenting
Type of piloting	Pilot actuated
Pilot air supply	Internal
Flow direction	Non-reversible
Symbol	00991023
Valve position code	Inscription label holder
lap	Overlap
Switching time off	20 ms
Switching time on	26 ms
Duty cycle	100%
Max. positive test pulse with 0 signal	3300 µs
Max. negative test pulse with 1 signal	3100 µs
Characteristic coil data	24 V DC: 1.5 W
Permissible voltage fluctuations	-15%/+10%
Operating medium	Compressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot medium	Lubricated operation possible (in which case lubricated operation will always be required)
Vibration resistance	Transport application test with severity level 2 to FN 942017-4 and EN 60068-2-6
Shock resistance	Shock test with severity level 2 to FN 942017-5 and EN 60068-2-27
Corrosion resistance class CRC	2 - Moderate corrosion stress
LABS (PWIS) conformity	VDMA24364-B1/B2-L
Media temperature	-5 °C ... 50 °C
Ambient temperature	-5 °C ... 50 °C
Product weight	220 g
Electrical connection	Type C
Type of mounting	With through-hole
Pilot exhaust port 82	M5
Pilot exhaust port 84	M5
Pilot air port 12	M5
Pilot air port 14	M5
Pneumatic connection, port 1	G1/4
Pneumatic connection, port 2	G1/4
Pneumatic connection, port 3	G1/4
Pneumatic connection, port 4	G1/4
Pneumatic connection, port 5	G1/4
Note on materials	RoHS-compliant
Material seals	NBR
Material housing	Die-cast aluminium

Industrial Applications

1. High-Speed Automated Packaging Line Actuation

Utilizing the Festo CPE18-M1H-5L-1/4 to control fast-acting pneumatic cylinders in continuous packaging, carton folding, and sealing machines. The valve's high standard nominal flow rate of 1500 l/min paired with rapid switching times (20 ms off, 26 ms on) allows for high-frequency cycling without causing pneumatic bottlenecks. Its 100% duty cycle ensures continuous operation without coil overheating.

Problem Solved

Resolves the issue of throughput limitations in automated packaging by providing rapid, high-flow pneumatic actuation that keeps pace with high-speed continuous assembly requirements.

1500 l/min flow rate20 ms/26 ms switching time100% duty cycle24V DC electric actuationPiston gate valve

2. Material Diverting in Conveyor Sorting Systems

Deploying the 5/2-way monostable valve to pilot double-acting diverter cylinders on industrial sorting conveyors. The valve's IP65 degree of protection shields the internal electronics from dust and water spray typical in warehouse logistics. Its robust die-cast aluminum housing and tested vibration/shock resistance (Severity level 2) ensure reliable operation even when mounted directly on vibrating conveyor frameworks.

Problem Solved

Overcomes the unreliability of delicate pneumatic components in high-vibration, dusty material handling environments by ensuring consistent diverter cylinder actuation for precise package routing.

5/2-way monostableIP65 degree of protectionVibration resistance severity level 2Die-cast aluminium housingG1/4 pneumatic port

3. Space-Constrained Automotive Assembly Clamping Fixtures

Integrating the valve into complex, multi-point assembly jigs where mounting space is highly restricted. The exceptionally compact 18 mm construction width allows for high-density valve manifold configurations. Despite its small footprint, it handles operating pressures up to 10 bar, providing the necessary pneumatic force for heavy-duty clamping. The low power consumption (1.5 W at 24 V DC) reduces the electrical load on the local PLC.

Problem Solved

Solves the spatial layout challenges on complex robotic assembly cells that require high-pressure pneumatic clamping but lack the physical footprint for traditional, bulky high-flow valves.

18 mm construction width2.5 bar ... 10 bar operating pressure24 V DC: 1.5 WCompact installationSoft sealing NBR