Allen-Bradley 1769-L36ERMS CompactLogix – Ready to Ship / Pick Up

Name: Allen-Bradley 1769-L36ERMS CompactLogix Processor
Brand: Allen-Bradley
SKU: 1769-L36ERMS
Price: 1999.99 USD
Availability: InStock

In stock: 1769-L36ERMS Compact GuardLogix 5370 L3 controller, 3 MB user memory + 1.5 MB safety, dual EtherNet/IP ports, 48 nodes, 30 Compact I/O (1769) modules in 3 banks. NJT Automation has 1 unit available in Milwaukee, WI, ready to ship or available for local pickup. Includes a one-year full-function warranty.

Allen-Bradley 1769-L36ERMS Compact GuardLogix 5370 L3 controller, 3 MB – front view

$1,999.99USD

Request Repair QuoteEstimated $1,440.00

Part Number	1769-L36ERMS
Description	Compact GuardLogix 5370 L3 controller, 3 MB. In stock in refurbished condition, Series B.
Shipping	Ships today UPS Ground included \| Next-Day Air and Worldwide Shipping available at checkout
Pickup	Free local pickup at 2122 N Prospect Ave. Call ahead at (414) 331-5954.
Warranty	1-year full-function warranty provided by NJT Automation. Warranty details Included 1 year, full-function 2 years +15% of product price ($300.00) 3 years +25% of product price ($500.00) View full warranty policy
Returns	90-day free returns. View return policy
Exchange	Send us your defective 1769-L36ERMS after your purchase for a 10% core credit ($200). We also purchase old or damaged parts outright.

Replacement Options for 1769-L36ERMS

In stock and ready to ship today

Allen-Bradley 1769-L36ERMS Refurbished - Buy 1769-L36ERMS replacement | NJT Automation

Allen-Bradley 1769-L36ERMS Refurbished - alternate view

Allen Bradley 1769-L36ERMS /B Compact GuardLogix Safety Controller CPU

$1,999.99 USDIn-stock match

Condition: Refurbished

Series B

1 in stockView details

Variants

Part NumberConditionSeriesQtyPrice

1769-L36ERMS /B$1,999.99

Refurbished · Series B · 1 in stock

1769-L36ERMS /BRefurbishedSeries B1$1,999.99 USD

1769-L36ERMS

Refurbished — pick series, then request a quote

Series neededRequest Quote

1769-L36ERMSRefurbishedSeries needed—Request Quote

Availability

Similar Match Available

A similar unit is in stock and ready to ship once you confirm the condition you need.

Repairs

1769-L36ERMS Mail-In Repair Service

Estimated: $1,440.00

Part Number Decoder

Compact GuardLogix 5370 L3 controller

1769L36ERMS48

Compact GuardLogix 5370 L3 controller, 3 MB user memory + 1.5 MB safety, dual EtherNet/IP ports, 48 nodes, 30 Compact I/O (1769) modules in 3 banks, 16-axis integrated motion.

1769: BulletinCompactLogix / Compact I/O: Rockwell Automation's rack-less, DIN-rail Logix platform. 1769 controllers, I/O modules, power supplies and adapters snap together on a shared backplane bus.
L36: ControllerCompact GuardLogix 5370 L3 controller (L36 class).
ER: CommunicationDual EtherNet/IP ports (linear / device-level-ring topologies), USB programming port, SD card slot.
3 MB: Memory size3 MB of standard user memory plus 1.5 MB of safety memory.
M: MotionIntegrated Motion on EtherNet/IP: up to 16 CIP Drive (position-loop) axes.
S: SafetyGuardLogix safety controller: SIL 3 / PLe / Cat. 4 safety and standard control in one unit.
48: NetworkSupports up to 48 EtherNet/IP nodes; 30 Compact I/O (1769) modules in 3 banks.

Decoded from the Rockwell Automation catalog-number structure. Series and firmware revision are printed on the product label, not encoded here.

Series & Revisions

Series B in stock; other series on request.

Series notes: Logix keys on catalog number and firmware revision, not series; with the default Compatible Module keying, any series of the same catalog number is accepted in the slot.

Intended Use

Built for machine-level control applications. CompactLogix controllers run packaging machines, palletizers, conveyors, material handling, small process skids and OEM equipment where a mid-size Logix controller with local I/O fits in the machine panel and programs in Studio 5000 like the rest of the plant. Safety-rated for use in GuardLogix safety chains up to SIL 3 / PLe.

Physical Data

Weight and DimensionsWeight1.46 lb (0.66 kg)

Weight	0.66 kg (1.46 lb) Typical unit weight, CompactLogix 5370 controller; 1769-L24ER-QB1B 0.63 kg
Shipping Weight	1.11 kg (2.45 lb) Estimated: unit weight plus box and packing material; bills as 3 lb
Shipping Box (L × W × H)	12 × 10 × 8 in. (305 × 254 × 203 mm) Most common box recorded for this catalog number

Product weight are typical manufacturer-published values and may differ by series or option. Shipping box and weight are estimates for freight planning; the packed unit may ship in a different box.

Datasheet

Datasheet available for download

Generated from product specifications; not an official Allen-Bradley datasheet. For an official datasheet, contact Allen-Bradley or an authorized distributor.

Allen Bradley Information

Technical Specifications10 parameters from manufacturer-published specifications

Lifecycle	Active Verify current status with the manufacturer.
Controller family	Compact GuardLogix 5370
Standard memory	3 MB
Safety memory	1.5 MB
Safety rating	TÜV certified, capable of SIL 3 (IEC 61508); Category 4 / PLe (EN ISO 13849-1)
EtherNet/IP nodes supported	48
Local expansion I/O	Up to 30 × 1769 Compact I/O modules
Motion	Integrated Motion on EtherNet/IP, up to 16 axes
Tasks / programs	32 tasks; 100 programs per task
Embedded communication	2 × EtherNet/IP ports with embedded switch (DLR, linear or star); 1 × USB
Memory card	1784-SD1 (1 GB SD, included)

Typical manufacturer-published values for this catalog number; confirm against the current manufacturer documentation before specifying.

Can the 1769-L36ERMS be repaired?

Yes. NJT Automation repairs the 1769-L36ERMS by mail-in: diagnostic evaluation, component-level repair and a functional test, backed by a 1-year full-function warranty.

NJT managed repair. No evaluation fee; no repair, no charge. Prepaid UPS label both ways, $650 minimum, rush available. 1-year full-function warranty included, 2- and 3-year options.

Get a repair quoteor text photos and symptoms to (414) 331-5954

Compare quotes from independent repair technicians. Post your repair on RepairMode to receive competitive bids from experienced technicians. Each technician sets their own pricing and warranty.

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Common failures

Failure patterns we regularly see on Compact GuardLogix 5370 L3 controller hardware like the 1769-L36ERMS:

Channel 0 RS-232 port damaged by a hot-plugged programming cable
1769 bus faults from a worn local-bus connector or a missing end cap
Program lost on power cycle: battery (1769-BA) depleted, BAT LED red or flashing
Solid red OK LED (nonrecoverable major fault) at power-up
Embedded Ethernet port failure or dropped connections on -E / -ER controllers

Related services:PLC Repair All Repair Services

Photos by NJT Automation; test videos from NJT or network repair technicians.

Still have questions?

Find answers to shipping, warranties, repairs, and more.

Frequently Asked Questions

What is the 1769-L36ERMS?

The Allen-Bradley 1769-L36ERMS is a Compact GuardLogix 5370 L3 controller, 3 MB user memory + 1.5 MB safety, dual EtherNet/IP ports, 48 nodes, 30 Compact I/O (1769) modules in 3 banks, 16-axis integrated motion.

What condition is it in?

NJT Automation currently has 1 unit of the 1769-L36ERMS in stock in refurbished condition (Series B). Each listing states its own condition and series. Professionally refurbished and tested to full functional spec. Worn components are replaced and the unit is fully verified under load before shipping.

How much does it cost?

At NJT Automation, 4 1769-L36ERMS Compact GuardLogix 5370 L3 controllers have sold since 2024 for $1,950 – $4,050, with a median of $2,900. Right now 1 unit is in stock at $2,000, depending on condition and series.

When does this part ship?

1 unit of the 1769-L36ERMS Compact GuardLogix 5370 L3 controller are on the shelf in Milwaukee, WI, priced from $1,999.99. Orders before 5:00 PM Central on a business day ship the same day; next-day air is available at checkout.

What communication ports does it have?

Dual EtherNet/IP ports (linear / device-level-ring topologies), USB programming port, SD card slot.

How much memory does it have?

3 MB of standard user memory plus 1.5 MB of safety memory.