LJ72MS15 Mitsubishi MELSEC-L Series SSCNETⅢ/H

MPN: LJ72MS15 · 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-L Series – Network
Lifecycle	Active mature
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can LJ72MS15 be shipped?

LJ72MS15 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 LJ72MS15 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 LJ72MS15 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 LJ72MS15, subject to availability and destination.

The Mitsubishi Electric LJ72MS15 is a SSCNETⅢ/H in the MELSEC-L Series. SSCNETⅢ/H head module. 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	SSCNETⅢ/H
Sales status	2027/09 To be end of order (Mitsubishi Electric)
Outline	SSCNETⅢ/H head module

SSCNET III/H part

Maximum number of link points per network: RWr，RX	256 bytes in total
Maximum number of link points per network: RWw, RY	256 bytes in total
Maximum number of link points per station: RWr，RX	64 bytes in total
Maximum number of link points per station: RWw, RY	64 bytes in total
Communication speed	150 Mbps
Maximum number of connectable stations	Communication cycle 888 µs: 4 stations Communication cycle 444 µs: 2 stations Communication cycle 222 µs: 1 stations
Communication cable	SSCNET III cable (optical fiber cable)
Maximum station-to-station distance	POF type: 20 m H-PCF type: 50 m
Connection method	Daisy chain connection (Regenerative relay system with a servo amplifier)
Transmission system	Full-duplex communication (because of the separation of the channels for sending and receiving)
Encoding method	8B10B + scramble
Transmission format	Original to SSCNET III/H
Synchronization method	Synchronization of the control cycle and communication cycle that synchronize with the data transmission of the Motion controller
Communication cycle	222 µs/444 µs/888 µs
Error control system	CRC

Head module part

Number of I/O points: Input (X)	4096 points, 512 bytes (Number of points accessible to the actual module)
Number of I/O points: Output (Y)	4096 points, 512 bytes (Number of points accessible to the actual module)
No. of device points: Input (X)	8192 points, 1K bytes (Number of usable points on programs) (RX0 is assigned from X0.)
No. of device points: Output (Y)	8192 points, 1K bytes (Number of usable points on programs) (RY0 is assigned from Y0.)
No. of device points: Link register (W)	8192 points, 16K bytes (RWw0 is assigned from W0. RWr0 is assigned from W1000.)
No. of device points: Link special relay (SB)	8192 points, 1K bytes
No. of device points: Link special register (SW)	8192 points, 16K bytes
No. of device points: Special relay (SM)	2048 points, 256 bytes
No. of device points: Special register (SD)	2048 points, 4K bytes
Intelligent function module device	Device that directly accesses the buffer memory of an intelligent function module Specified form: U...\G...
Internal current consumption (5 V DC)	0.55 A
Laser classification (IEC 60825-1/JIS C 6802)	Class 1
External dimensions: Height	90 mm
External dimensions: Width	Head module: 50 mm END cover (accessory): 13 mm
External dimensions: Depth	95 mm
Weight	Head module: 0.20 kg END cover (accessory): 0.06 kg

Specifications

Operating ambient temperature	0...55 ˚C
Storage ambient temperature	-25...75 ˚C
Operating ambient humidity	5...95 %RH, non-condensing
Storage ambient humidity	5...95 %RH, non-condensing
Vibration resistance: Compliant with IEC 61131-2/JIS B 3502	Frequency: 5...8.4 Hz, Half amplitude: 3.5 mm Frequency: 8.4...150 Hz, Constant acceleration: 9.8 m/s 2 Sweep count: 10 times each in X, Y, Z directions
Vibration resistance: Under continuous vibration	Frequency: 5...8.4 Hz, Half amplitude: 3.5 mm, Sweep count: 10 times each in X, Y, and Z directions Frequency: 8.4...150 Hz, Constant acceleration: 9.8m/s 2
Shock resistance	Compliant with IEC 61131-2/JIS B 3502 (147 m/s 2 , 3 times each in 3 directions X, Y, Z)
Operating atmosphere	No corrosive gases
Operating altitude	0...2000 m
Installation location	Inside a control panel
Overvoltage category	II or less
Pollution degree	2 or less
Equipment class	Class I