Grundfos 99369842 | IO 242 Module | I/O Extension for CU 241/CU 242 | Analog & Digital Inputs | DIN‑Rail Mount | Control Panel Accessory
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Genuine Grundfos accessory, control component, spare part, or sensor. Grundfos World's largest pump manufacturer — engineering and manufacturing in 17 countries since 1945 Industrial Grade Built and tested to IEC and NEMA standards Authorized Distributor Genuine Grundfos product — full manufacturer warranty coverage Expert Support Technical help available — call (781) 281-8905 or chat Why This Product Genuine Grundfos Part OEM component engineered and manufactured to Grundfos specifications. Maintains pump performance and warranty coverage. Full Traceability Genuine Grundfos parts carry manufacturer traceability from production through delivery. No counterfeit risk. Authorized Source PumpStop is an authorized Grundfos distributor. All parts are genuine — not aftermarket, not surplus. Confirm Compatibility Always verify part number against your pump model number and serial number before ordering. Contact PumpStop for parts identification assistance. Technical Support Available PumpStop technical team can identify correct parts from pump nameplate data, serial number, or model code. Call (781) 281-8905 or chat. Contact for Availability Parts availability varies. Contact PumpStop to confirm stock, lead time, and pricing before placing an order. Model Information — 99369842 Series: ACC Technical Specifications Model Number 99369842 Product Series ACC Series Description Grundfos Accessory / Spare Part / Control Important Notices Electrical Verify supply voltage, phase, and frequency match nameplate before installation. Temperature limits Do not exceed max fluid temperature per nameplate. Exceeding limits damages seals and motor insulation. Dry running Do not run dry. ACC pumps use the pumped fluid to lubricate the shaft seal. Dry running destroys the seal within seconds. Install dry-run protection on all automatic installations. Maintenance Refer to the Grundfos Installation and Operating Manual (IOM) for correct installation, commissioning, and maintenance. Contact PumpStop for documentation. Documentation ✓ Installation and Operating Manual (IOM) — ACC Series ✓ Product Data Sheet — 99369842 ✓ Service Manual and Spare Parts List Need the IOM, data sheet, or spare parts list? Contact PumpStop and we'll send it over. Before You OrderConfirm model code, voltage, phase, and frequency match your installation. For sizing help, spare parts, or documentation, call (781) 281-8905 or chat with PumpStop. Grundfos — 99369842 · 99369842Authorized Grundfos Distributor · pump-stop.com