M4 power supply module procurement profile
M4-S-AC/DC 300W is the exact Hirschmann code for power restoration and redundancy planning for a MACH4000 chassis. This new M4 power supply module article uses a deployment-led format for stock research, model verification, price inquiry, and project planning.
The complete suffix matters because hardware, media, power, software, and environmental choices may sit inside one long configured designation.
Power Recovery Scenario
A power-module request often begins after an alarm or failed feed, yet the safest response still checks both the electrical input and redundancy design. The Hirschmann M4-S MACH4000 power system product is a 300 W AC or DC field-replaceable chassis power module for primary, redundant, or maintenance power for a compatible MACH4000 rack switch. Its practical strengths include modular service, AC or DC input flexibility, rack-chassis integration, and planned power redundancy.
Because similar codes can represent different options, the full model should remain visible on the RFQ, asset record, and engineering approval.
Decision Summary
Confirm the active and standby power paths first. Then compare input, terminal style, alarms, and chassis compatibility. HKXY Instruments can use this evidence to review technical fit before discussing current stock and delivery.
Confirm host chassis, input source, connector, 300 W class, slot, redundant arrangement, old label, alarms, and ambient conditions. Also, state whether the requirement supports an emergency repair, scheduled spare, modernization, expansion, or new installation.
M4 power supply module RFQ Questions
The following questions help engineering and procurement prepare one complete inquiry:
- Is the module primary or redundant?
- What AC or DC source is available?
- Does the old label match?
- When is power restoration required?
Stock, Lifecycle, And Delivery
Official documentation describes the product family, but it does not guarantee immediate supply for every configured code. Therefore, request a current lifecycle, availability, and lead-time check before fixing the work date.
Send HKXY Instruments the quantity, destination, target date, installed label, and network role for M4-S-AC/DC 300W. Then review the official Belden Hirschmann reference alongside the quotation.
Related Hirschmann Hardware
These nearby models can support spare-list research, but they are not automatic replacements. Compare ports, optics, chassis, power, software, security, approvals, and environmental options before selection.
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- MAR1020-99MMMMTTTTTTTTTT9999999999UMMHPHHXX.X
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- MAR1030-4OTTTTTTTTTTTTTTTTTTTTTTTTSGGTPHHXX.X
- MACH4002-48G-L3P


