QX21L Mitsubishi MELSEC-Q Series Large input

MPN: QX21L · Brand: Mitsubishi Electric (Factory Automation)

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

30-day returns, no restocking fee on unused parts

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Quick facts

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

Shipping & availability

When can QX21L be shipped?

QX21L 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 QX21L 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 QX21L 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 QX21L, subject to availability and destination.

The Mitsubishi Electric QX21L is a large input in the MELSEC-Q Series. AC input: 32 points, 200...240 V AC 10 mA (220 V AC, 60 Hz), response time: 25 ms, 32 points/common, 38-point terminal block (terminal block sold separately), replacement model: AX21. Mitsubishi Electric has announced its discontinuation (2029/09 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-Q Series
Category	Large input
Type	AC input
Sales status	2029/09 To be end of order (Mitsubishi Electric)
Outline	AC input: 32 points, 200...240 V AC 10 mA (220 V AC, 60 Hz), response time: 25 ms, 32 points/common, 38-point terminal block (terminal block sold separately), replacement model: AX21

Input specifications

Input type	AC input
Number of input points	32 points
Rated input voltage, frequency	200...240 V AC (+10/-15 %), 50/60 Hz (±3 Hz)
Input voltage distortion	Within 5 %
Rated input current	10 mA (220 V AC, 60 Hz)
Maximum number of simultaneous input points	100 % (at 264 V AC, 45 ˚C) 60 % (at 264 V AC, 55 ˚C)
Inrush current	Maximum 600 mA, within 0.12 ms (at 264 V AC)
ON voltage/ON current	160 V AC or more/5.5 mA or more
OFF voltage/OFF current	70 V AC or less/3.5 mA or less
Input impedance	Approx. 22 kΩ (60 Hz), approx. 27 kΩ (50 Hz)
Input response time: OFF to ON	15 ms or less
Input response time: ON to OFF	25 ms or less
Input common terminal arrangement	32 points/common

Common specifications

Isolation method	Photocoupler
Dielectric withstand voltage	1500 V AC for 1 minute
Operation indication	ON indication (LED)
External interface	38-point terminal block connector (terminal block is sold separately)
Number of occupied I/O points	32 points (I/O assignment: Input 32 points)
Internal current consumption (5 V DC)	75 mA (TYP. all points ON)
External dimensions: Height	220 mm
External dimensions: Width	37.5 mm
External dimensions: Depth	116.5 mm
Weight	0.33 kg