Siemens 6ES7312-5BF04-0AB0

Name: SIMATIC S7-300 CPU 312C
Brand: Siemens
SKU: 6ES7312-5BF04-0AB0

SIMATIC S7-300 CPU 312C

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Product Description

RoHS CompliantLifecycle Status:

The SIMATIC S7-300 CPU 312C is a compact central processing unit designed for industrial automation applications. It offers 10 digital inputs (DI) and 6 digital outputs (DO), along with two high-speed counters operating at 10 kHz. The integrated 24 V DC power supply ensures reliable operation, while the 64 KB working memory provides ample space for data processing tasks. The front connector features a 40-pole interface, and the unit requires a Micro Memory Card for storage. This CPU is ideal for applications that demand precision, speed, and robustness.

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Offer details

Offer from:: Trusted supplier — Romania, member since 2023, 1–4 employees
Availability:: On requestLead time: 21 days
Warranty:: Not specified
Condition:: New Surplus

New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.

The Seller is responsible for shipping the product and invoicing

Specifications

Brand: Siemens
Design: compact
Design of storage: RAM
Display present
Memory expansion
Supply voltage type: DC
Manufacturer name: Siemens

Available Offers

(18)

Condition	Availability	Supplier	Warranty
Condition New Surplus	Availability On requestLead time: 21 days	Supplier RomaniaTrusted supplier — member since 2023, 1–4 employees	Warranty Not specified
Condition Refurbished	Availability 4 pcs. In-Stock Updated at: 15-09-2026	Supplier GermanyTrusted supplier — member since 2024	Warranty 24 months
Condition New Surplus	Availability 1 pc. In-Stock Updated at: 15-09-2026	Supplier GermanyTrusted supplier — member since 2024	Warranty 24 months
Condition New Surplus	Availability 5 pcs. In-Stock Updated at: 19-09-2026	Supplier United KingdomTrusted supplier — member since 2023	Warranty 12 months
Condition New Surplus	Availability 1 pc. In-Stock Updated at: 19-09-2026	Supplier GermanyTrusted supplier — member since 2024	Warranty 12 months
Condition Used	Availability 1 pc. In-Stock Updated at: 19-09-2026	Supplier GermanyTrusted supplier — member since 2023	Warranty 12 months

Offer with manufacturer lead time

Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.

Documents

Data Sheet

Datasheet for Siemens 6ES7312-5BF04-0AB0, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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Product data updated: 22-08-2026

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