SAM #W9127N26QA083

LTI Power Systems Battery Chargers and Inverter for Bonneville Lock and Dam

This opportunity involves the U.S. Army Corps of Engineers, Portland District, seeking LTI Power Systems battery chargers and inverter equipment for Bonneville Lock and Dam. - Government Buyer: - U.S. Army Corps of Engineers, Portland District (ENDIST PORTLAND) - OEMs and Vendors: - LTI Power Systems (OEM) - Products Requested: - Two LTI Power Systems ProUPS Industrial 120VDC Rectifiers/Battery Chargers - Model: LT3048HC - Specification Number: 5199-131D - 250A DC output - NEMA 1 enclosure - Conformal coating for circuit boards - Less than 70 dBA at 1 meter - 480VAC 3-phase input, 125VDC battery voltage, 60-cell batteries - Dimensions: 31.5 in W x 65 in H x 34 in D, approx. weight 1,500 lb - One LTI Power Systems ProUPS Industrial 15kVA UPS/Inverter - Model: LT154848HD - Specification Number: 5182-417D - 15kVA/12kW output - NEMA 1 enclosure - Conformal coating for circuit boards - Less than 70 dBA at 1 meter - 480VAC 3-phase input, 480/277 VAC bypass input/output, 125VDC battery voltage - Dimensions: 31.5 in W x 65 in H x 34 in D, approx. weight 1,200 lb - External manual bypass switch - Unique Requirements: - Equipment must meet detailed salient characteristics including NEMA 1 enclosures, conformal coating, acoustical noise limits, and specific input/output voltages - Only LTI Power Systems is referenced as the OEM - Place of Performance and Delivery: - Bonneville Lock and Dam, Cascade Locks, Oregon - Contracting office located in Portland, Oregon

Description

Wednesday, May 6, 2026

8:56 AM

Sources Sought Number: W9127N26QA083

Subject: Sources Sought for Brand name: LTI Power Systems NL2 Battery Charger and Inverter

PSC: 6130 - Converters, Electrical, Nonrotating

NAICS: 335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing

General. This Sources Sought is issued for informational and market research purposes only. It is not a Request for Proposal (RFP), Request for Quotation (RFQ), Invitation for Bid (IFB), or a solicitation under FAR Subpart 5.2.

The purpose of this Sources Sought is to obtain information regarding industry interest, capabilities, and qualifications so the Government can make informed acquisition decisions. We encourage responses from both large and small businesses, including Small Business, Small Disadvantaged Business, 8(a) firms, HUBZone firms, Woman-Owned Small Business (WOSB), Economically Disadvantaged Woman-Owned Small Business (EDWOSB), Service-Disabled Veteran-Owned Small Business (SDVOSB), and Veteran-Owned Small Business (VOSB). All interested parties are strongly encouraged to respond.

Responses to this Sources Sought will be used by the Government to support market research, assess available sources, and inform any future solicitation.

Please provide a capability statement demonstrating your ability to supply the requirement identified in the Performance Work Schedule (PWS). If you are unable to supply all of the listed items, please clearly identify any limitations in your capability statement.

This will help us accurately assess your qualifications for the full requirement.

Formal Sources Sought Response Due: 18 May 2026 at 10:00 PM PDT.

The U.S. Army Corps of Engineers (COE), Bonneville Lock and Dam requires the purchase of (2 each) LTI Power Systems brand, 250A Rectifiers/Battery Chargers and (1 each) 15kVA UPS (Uninterruptible Power Supply)/Inverter to replace failing equipment currently in use at Bonneville Lock and Dam.

LTI Power Systems Rectifiers/Battery Chargers and UPS/Inverter

SALIENT CHARACTERISTICS

LTI Power Systems ProUPS Industrial 120VDC Rectifier:

• Model: LT3048HC, 3:DC configuration

• Specification Number: 5199-131D

• Power Rating: 250A DC output

• Input Voltage: 480VAC, 3-phase, 3-wire plus ground, 60 Hz

• Battery Voltage: 125VDC, 60-cell

• Enclosure: NEMA 1

• Dimensions: 31.5 in W x 65 in H x 34 in D

• Approximate Weight: 1,500 lb

• Acoustical Noise Level: less than 70 dBA at 1 meter

• Conformal Coating: Clear varnish applied to all printed circuit boards to protect against moisture and corrosive environments.

LTI Power Systems ProUPS Industrial 15kVA UPS (Uniterruptible Power Supply):

• Model: LT154848HD, 3:3 configuration

• Specification Number: 5182-417D

• Power Rating: 15kVA / 12 kW

• Input Voltage: 480VAC, 3-phase, 3-wire plus ground, 60 Hz

• Bypass Input: 480/277 VAC, 3 phase, 4 wire plus ground, 60 Hz

• Output Voltage: 480/277 VAC, 3 phase, 4 wire plus ground, 60 Hz

• Battery Voltage: 125VDC, 60-cell

• Enclosure: NEMA 1

• Dimensions: 31.5 in W x 65 in H x 34 in D

• Approximate Weight: 1,200 lb

• Acoustical Noise Level: less than 70 dBA at 1 meter

• External Manual Bypass Switch: Two position (NORMAL–BYPASS) make before breakM rotary switch with “On bypass” indicator in a matching NEMA 1 wall mount enclosure

• Conformal Coating: Clear varnish applied to all printed circuit boards to protect against moisture and corrosive environments.

Please read the PWS in its entirety to ensure a complete understanding of the requirement before responding to this Sources Sought.

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