KIB M-Series Monitor Panel | M18-2-145SC | Sierra Custom Interiors

Restore full-featured RV control center function with the KIB M-Series Monitor Panel — Sierra Custom Interiors OEM (Model M18-2-145SC). Genuine KIB 12V DC monitor panel — the RV control center that monitors tank levels, battery voltage, and generator status, plus controls the water pump, electric/LP water heater, and generator start/stop. Custom-branded for Sierra Custom Interiors — meaningful for owners of Sierra-built RVs restoring their original OEM panel.

⭐ Sierra Custom Interiors OEM — Direct-Fit Restoration

Standout feature: this monitor panel is custom-branded for Sierra Custom Interiors — the original OEM configuration for RVs built with Sierra interiors. Meaningful for buyers restoring their coach to factory appearance rather than substituting a generic aftermarket monitor.

⭐ Full-Featured Control Center — What This Panel Does

Tank Level Monitoring (5-position, push-button):

• BATTERY — battery voltage level
• FRESH — fresh water tank
• BLACK — black water (sewage) tank
• GREY1 — first grey water tank
• GREY2 — second grey water tank (meaningful — dual grey tank capability)

Level Display (LED column): FULL / 2/3 / 1/3 / EMPTY — press and hold any tank button to illuminate current level.

System Switches (lighted rocker):

• WATER PUMP — 12V water pump control (red-lit)
• ELECTRIC WATER HEATER — 120V AC electric element control (red-lit)
• LP GAS WATER HEATER — LP gas burner control (red-lit)

Generator Control:

• GENERATOR START/STOP momentary rocker switch
• ENM hour meter — tracks generator run time in tenths of hours (HOURS 1/10)
• GENERATOR status LED — indicates when generator is active

Fault Indicator:

• HTR FAULT LED — indicates water heater fault condition

⭐ Dual Grey Tank Capability — Standout Feature

Meaningful differentiator vs standard 3-tank KIB monitors: this M18-2-145SC monitors TWO grey water tanks (GREY1 + GREY2) — meaningful for RVs with separate galley and shower grey systems, or larger coaches with dual grey capacity.

⭐ Integrated Generator Hour Meter

Standout feature vs standard monitor panels: built-in ENM hour meter tracks total generator run time. Meaningful for:

• Scheduled maintenance intervals (oil changes, service milestones)
• Warranty / usage documentation
• Resale documentation

How It Works

Standard KIB M-series operation:

• Tank check: Press and hold the tank button (Fresh / Black / Grey1 / Grey2 / Battery) to illuminate the LED level indicator
• Water pump / heater / generator: Flip the corresponding lighted rocker switch to activate — light indicates on-state
• Generator start: Press START (top) momentarily; STOP (bottom) to shut down
• Power draw: Minimal — the panel only draws current when a button is depressed or a switch is active

Complete Wiring Harness Included

Panel ships with the complete pre-terminated wiring harness — multi-connector molex plugs for tank sensors, accessory switch pigtails, and battery/ground leads with quick-disconnect terminals. Meaningful for direct replacement of a failed unit without cutting or splicing.

Common Troubleshooting Reference

Before assuming panel failure, verify these common issues:

• No lights / no power: Verify 12V DC positive (red, B+) and negative ground (white) wires are securely connected to the rear wiring harness
• False tank readings (permanently "full" or non-empty): Mineral buildup or residue inside the holding tanks can bridge the tank probes — flush/clean tanks first before replacing the monitor

Cross-Reference Part Numbers

• Model: M18-2-145SC
• OEM Customer: Sierra Custom Interiors

⚠️ Professional Installation Recommended

Installation involves 12V DC electrical wiring, multi-connector harness integration, and interfacing with tank sensor probes, water pump, water heater, and generator control circuits. Installation should be performed by a qualified RV service technician unless you have prior experience with RV monitor panel replacement.

Genuine KIB OEM

Key Features

• Genuine KIB OEM M-Series RV monitor panel
• Model: M18-2-145SC
• Custom-branded for Sierra Custom Interiors
• 12V DC operation
• ⭐ 5-position tank monitor: Battery, Fresh, Black, Grey1, Grey2
• ⭐ DUAL grey tank capability (GREY1 + GREY2)
• 4-level display: Full / 2/3 / 1/3 / Empty
• 3 lighted accessory switches: Water Pump, Electric Water Heater, LP Gas Water Heater
• ⭐ Generator START/STOP momentary control
• ⭐ Integrated ENM hour meter — tracks generator run time in tenths of hours
• Generator status LED + HTR FAULT LED
• Complete pre-terminated wiring harness included — no splicing required
• Minimal power draw — only active during button press or switch-on

Specifications

• Brand: KIB
• Model: M18-2-145SC
• Type: RV Monitor Panel / Control Center
• OEM Customer: Sierra Custom Interiors (custom-branded faceplate)
• Series: M-Series (M18 configuration)
• Voltage: 12V DC
• Tank Monitoring: 5 push-button positions (Battery, Fresh, Black, Grey1, Grey2)
• Level Display: 4-LED column (Full, 2/3, 1/3, Empty)
• Grey Tank Capability: Dual (GREY1 + GREY2)
• System Switches: 3 lighted rocker (Water Pump, Electric Water Heater, LP Gas Water Heater)
• Generator Control: Momentary rocker (Start/Stop)
• Hour Meter: Integrated ENM (HOURS 1/10 — tenths of hours)
• Status Indicators: GENERATOR active LED, HTR FAULT LED
• Wiring: Complete pre-terminated harness with multi-connector molex plugs and quick-disconnect terminals
• Power Draw: Minimal (active only during button press or switch-on)