Buy Genuine ABB Bailey Termination Boards, Terminal Units, Power Supplies & Module Mounting Units – ADP02, BBPR01, MFT, MMU, NFTP, NTAI, NTCL, NTCS, NTDI, NTDO, NTHS, NTMF, NTRL, NTRO, NTST, NTU, TPSTU, TU810, PAS02, PEP, XCH‑PW3, IEMMU21 & More

We supply a complete range of original ABB Bailey spare parts for INFI 90, Symphony, and Harmony distributed control systems (DCS). Our inventory covers termination boards, terminal units, power supplies, module mounting units, and surge suppression – all engineered for reliable operation in power plants, chemical facilities, pulp & paper mills, and other process industries.

Termination Boards & Terminal Units (full list):

Analog input terminals: NTAI05, NTAI06

Loop terminal units: NTCL01, NTCL01‑A

Digital input boards: NTDI01, NTDI02, NTDI21‑A

Digital output board: NTDO02

Relay output boards: NTRO02‑A, NTRO03, NTRO03‑A, NTRO04, NTRO04‑A, NTRO05, NTRO05‑A

Other termination boards: ADP02, BBPR01‑1, BBPR01‑2, BBPR01‑3, BBPR01‑4, MFT01, MFT02, MMU01, MMU21, MMU22, NFTP01, NTCS04, NTHS03, NTMF01, NTRL02B, NTST01 (synchronization terminal), NTU‑785, NTU‑7Q2E, TPSTU12, TPSTU12‑B/C, and TU810

Module mounting unit: IEMMU21 (also used in Symphony cabinets)

Power Supplies & Accessories:

Power supplies: PAS02, PEP‑A, PEP‑BA, PEP‑BB, PEP‑BC, XCH‑PW3

Surge suppressor: SSP‑2205B (anti‑surge protection)

All items are 100% OEM, factory‑sealed, and rigorously tested for performance and longevity. Many are in stock and available for same‑day or expedited shipping – helping you avoid unplanned downtime and keep your Bailey DCS running at full efficiency.

Whether you need a replacement terminal board (e.g., NTAI06, NTDI01, NTRO03), a power supply (PAS02, PEP‑BA), or a mounting unit (IEMMU21), we offer competitive pricing, technical support, and global delivery. Search by model number to quickly find the exact spare for your maintenance or upgrade project.

Optimize your plant reliability – order ABB Bailey spares today!