LH42C4NT1P Mitsubishi MELSEC-L Series I/O

MPN: LH42C4NT1P · Brand: Mitsubishi Electric (Factory Automation)

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12-month warranty (new) · 3-month (used/refurbished)

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Quick facts

Availability	Confirmed on request
Category	Mitsubishi MELSEC-L Series – I/O
Lifecycle	Active mature
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can LH42C4NT1P be shipped?

LH42C4NT1P is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up LH42C4NT1P in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for LH42C4NT1P and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for LH42C4NT1P, subject to availability and destination.

The Mitsubishi Electric LH42C4NT1P is a I/O in the MELSEC-L Series. DC input: 32 points, 24 V DC, 4 mA, response time: 1/5/10/20/70 ms, 32 points/common, positive common/negative common shared type, transistor output: 32 points, 12...24 V DC, 0.1 A/point, 2 A/common, response time: 1 ms, 32 points/common, sink type, 40-pin connector x 2, number of occupied I/O points: 32 points. Mitsubishi Electric has announced its discontinuation (2027/09 To be end of order) — plan spares now; PartnerPLC also sources it on the surplus market after the end of order. Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSEC-L Series
Category	I/O
Type	DC input (positive/negative common shared), transistor output (sink)
Sales status	2027/09 To be end of order (Mitsubishi Electric)
Outline	DC input: 32 points, 24 V DC, 4 mA, response time: 1/5/10/20/70 ms, 32 points/common, positive common/negative common shared type, transistor output: 32 points, 12...24 V DC, 0.1 A/point, 2 A/common, response time: 1 ms, 32 points/common, sink type, 40-pin connector x 2, number of occupied I/O points: 32 points

Input specifications

Input type	DC input (positive/negative shared common type)
Number of input points	32 points
Rated input voltage	24 V DC (ripple ratio: within 5 %) (allowable voltage range: 20.4...28.8 V DC)
Rated input current	4.0 mA TYP. (24 V DC)
ON voltage/ON current	19 V DC or more/3 mA or more
OFF voltage/OFF current	9 V DC or less/1.7 mA or less
Input resistance	5.7 kΩ
Input response time: OFF to ON	1 ms, 5 ms, 10 ms, 20 ms, 70 ms or less
Input response time: ON to OFF	1 ms, 5 ms, 10 ms, 20 ms, 70 ms or less
Input common terminal arrangement	32 points/common

Output specifications

Output type	Transistor output (sink type)
Number of output points	32 points
Rated load voltage	10.2...28.8 V DC
Maximum load current	0.1 A/point, 2 A/common
Maximum inrush current	Current is limited by the overload protection function.
Leakage current at OFF	0.1 mA or less
Maximum voltage drop at ON	0.1 V DC (TYP.) 0.1 A, 0.2 V DC (MAX.) 0.1 A
Output response time: OFF to ON	0.5 ms or less
Output response time: ON to OFF	1 ms or less (rated load, resistive load)
Surge suppressor	Zener diode
Fuse	None
Protection function: Overheat protection function	Available
Protection function: Overload protection function	Available
External power supply: Voltage	12/24 V DC (ripple ratio: within 5 %) (allowable voltage range: 10.2...28.8 V DC)
External power supply: Current	9 mA (at 24 V DC)/common
Output common terminal arrangement	32 points/common

Common specifications

Dielectric withstand voltage	510 V AC/minute (altitude 2000 m)
Insulation resistance	10 MΩ or higher by insulation resistance tester
Protection degree	IP2X
External interface	40-pin connector × 2
External interface: Applicable connector	A6CON1, A6CON2, A6CON3, A6CON4 (sold separately)
Number of occupied I/O points	32 points (I/O assignment: I/O combined 32 points)
Internal current consumption (5 V DC)	160 mA
External dimensions: Height	90 mm
External dimensions: Width	28.5 mm
External dimensions: Depth	95 mm
Weight	0.12 kg